Thermo Scientific Dionex Charged Aerosol Detectors Corona Veo and Corona Veo RS Operating Instructions (Original Operating Instructions) Revision: 1.0 Date: July 2013 © 2013 Thermo Fisher Scientific Inc. Doc. No. 4820.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Operating Instructions
Charged Aerosol Detectors Corona Veo and Corona Veo RS Declaration of Conformity (Original Declaration of Conformity) Product: Thermo Scientific Dionex - Detector Types: Corona Veo and Corona Veo RS Dionex Softron GmbH herewith declares conformity of the above products with the respective requirements of the following regulations: • Low-Voltage Directive 2006/95/EC • EMC Directive 2004/108/EC The electrical safety of the products was evaluated based on the following standard: • DIN EN 61010-1:2010 Safe
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Charged Aerosol Detectors Corona Veo and Corona Veo RS Table of Contents 1 Introduction................................................................................................................... 1 1.1 How to Use This Manual ........................................................................................... 1 1.2 Safety ......................................................................................................................... 3 1.2.1 Symbols on the Detector and in the Manual .
Charged Aerosol Detectors Corona Veo and Corona Veo RS 4.4.5 Connecting the Stream-Switching Valve (Corona Veo RS only) .................... 40 4.5 General Guidelines for Detector Operation ............................................................. 41 4.5.1 Mobile Phase .................................................................................................... 41 4.5.2 Mobile Phase Delivery System ........................................................................ 42 4.5.3 Gas Supply .....
Charged Aerosol Detectors Corona Veo and Corona Veo RS 6.3 Operating the Detector from Chromeleon ............................................................... 85 6.3.1 Connecting to Chromeleon .............................................................................. 85 6.3.2 Direct Control .................................................................................................. 86 6.3.3 Automated Control ......................................................................................
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Charged Aerosol Detectors Corona Veo and Corona Veo RS 1 Introduction 1.1 How to Use This Manual The layout of this manual is designed to provide quick reference to the sections of interest to the reader when operating the Thermo Scientific™ Dionex™ Corona™ Veo™ charged aerosol detector. However, in order to obtain a full understanding of your detector, review the manual thoroughly before beginning operation.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Trademarks Empower is a registered trademark of Waters Corp. PEEK is a trademark of Victrex PLC. Windows and Windows Vista are registered trademarks of Microsoft Corp. Torx is a registered trademark of Textron Industries Inc. Nitronic is a registered trademark of AK Steel Corporation. Simriz is a registered trademark of Carl Freudenberg KG. All other trademarks are property of Thermo Fisher Scientific Inc. and its subsidiaries.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 1.2 Safety The CE Mark label and cTUVus Mark safety label on the rear panel indicate that the detector is compliant with the related standards. 1.2.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Warning: Indicates that failure to take note of the accompanying information may result in personal injury. Avertissement: Indique que ne pas tenir compte de l'information jointe peut entraîner des blessures corporelles. 1.2.2 Safety Precautions Tip: Before initial operation of the detector, make yourself familiar with the contents of this manual. For the safety precautions in French, see page 7.
Charged Aerosol Detectors Corona Veo and Corona Veo RS • Hazardous gases Install the HPLC system in a well-ventilated laboratory. If the mobile phase or sample includes volatile or flammable solvents, do not allow them to enter the workspace. If the mobile phase or sample includes volatile or flammable solvents, avoid open flames and sparks. The exhaust gas may contain hazardous fumes.
Charged Aerosol Detectors Corona Veo and Corona Veo RS • Always replace blown fuses with original spare part fuses authorized by Thermo Fisher Scientific. • Replace faulty communication cables. • Replace faulty power cords. Never use a power cord other than the power cords provided for the device. • Use only the original spare parts and accessories authorized for the device by Thermo Fisher Scientific. • When operating the HPLC system, always set a lower pressure limit for the pump.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 1.2.3 Consignes de Sécurité Si vous utilisez d'instrumentation analytique, vous devez connaître les risques d'utilisation de produit chimiques. Veuillez noter: Avant de commencer à utiliser l'instrument, assurez-vous que vous vous êtes familiarisés avec le contenu de ce manuel.
Charged Aerosol Detectors Corona Veo and Corona Veo RS • Gaz dangereux Installez le système HPLC dans un laboratoire bien ventilé. Si la phase mobile ou l’échantillon contient des solvants volatils ou inflammables, vous devez assurer qu'ils ne pénètrent dans l'espace de travail. Si la phase mobile ou l’échantillon contient des solvants volatils ou inflammables, évitez les flammes nues et les sources d’étincelles à proximité. Le gaz d'échappement peut contenir des émanations dangereuses.
Charged Aerosol Detectors Corona Veo and Corona Veo RS • Quand les capots de protection de l’appareil sont démontés, vous êtes exposés à des connexions électriques sous haute tension deviennent accessibles. Débranchez l'instrument de toute source d'alimentation électrique avant de retirer les capots. Ne démontez les capots de protection que si cela est explicitement demandé au cours de ces instructions.
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Charged Aerosol Detectors Corona Veo and Corona Veo RS 1.3 Intended Use The device is designed to be operated only be qualified and authorized personnel. All users must know the hazards presented by the device and the used substances. The detector is designed for laboratory research use only in high-performance liquid chromatography (HPLC) or ultra-high performance liquid chromatography (UHPLC) applications.
Charged Aerosol Detectors Corona Veo and Corona Veo RS If there is a question regarding appropriate usage, contact Thermo Fisher Scientific before proceeding. Warning: If the device is used in a manner not specified by Thermo Fisher Scientific, the protection provided by the device could be impaired. Thermo Fisher Scientific assumes no responsibility and will not be liable for operator injury and/or instrument damage.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 1.4 Federal Communications Commission (FCC) Note This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the U.S. FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
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Charged Aerosol Detectors Corona Veo and Corona Veo RS 2 Overview 2.1 Unit Description The detector is a modern high-quality instrument designed for HPLC, UHPLC and microLC analyses, especially as part of the UltiMate 3000 system. • The detector uses charged aerosol detection (CAD) technology for liquid chromatography. This technique enables detection of all non-volatile and many semivolatile analytes in the eluent.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 2.2 Detector Configurations The detector is available in the following configurations: Description Part no. Corona Veo 5081.0010 Corona Veo RS 5081.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 2.3 Operating Principle The operating principle of the detector is based on charged aerosol detection. In charged aerosol detection, the detector measures charge that is imparted to dried particles that are formed from an ultra-fine aerosol of the analyte. The measured charged is proportional to the amount of analyte in the sample. 1 2 4 3 6 9 10 5 8 7 Fig. 1: Schematic drawing of the operating principle No. Description No.
Charged Aerosol Detectors Corona Veo and Corona Veo RS In the ion trap excess charge is removed. The charge of the remaining aerosol particles is then measured by the electrometer (no. 10). The greater the amount of analyte that enters the detector and the larger the size of the particles formed, the greater is the charge that they can carry and the larger the response the detector measures. For a diagram of the gas and aerosol flow paths inside the detector, see section 11.2 (→ page 132).
Charged Aerosol Detectors Corona Veo and Corona Veo RS 2.4 Interior Front Panel The detector is designed to provide easy access to the interior front panel. The white cover is secured by magnets on the right side of the interior front panel and a tab on the left side of the cover that slides into a slot on the black front bezel. Remove the white cover on the right side of the front panel to access the detector inlets and the leak sensor. 3 4 2 5 3 1 6 Fig.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 2.5 Rear Panel 9 1 8 7 2a 6 5 4 2b 2c 3 Fig. 3: Rear Panel (here: Corona Veo RS) No. Description 1 Cooling fan 2 Gas connections 2a Gas exhaust 2b Gas inlet 2c Corona Veo only Manual gas regulator knob (For the Corona Veo RS, a plug is installed instead.) 3 Digital I/O consisting of 2 terminals with TTL inputs and relay outputs For connection to external devices.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 2.6 Flow Connections The detector is designed to provide easy access to the capillary and tubing connections. Open the cover on the right front side of the detector to access the liquid inlet. Slots at the top and on the right side of the white front panel cover provide paths for capillary connections to the system.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 2.10 Leak Sensor A leak sensor is located within the drip tray on the bottom right side of the front panel of the detector for the automatic sensing of liquid leaks. If liquid collects in the drip tray under the flow connections, the leak sensor reports a leak. A warning code appears on the display. Tip: If you operate the detector from a chromatography data system, a warning code will also be documented in the audit trail of the software.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 3 Installation 3.1 Facility Requirements In addition to the facility requirements and safety information below, observe the precautionary statements in section 1.2.2 (→ page 4). Site Requirements The installation site must meet the following requirements: • The main power switch and the main power receptacle are on the rear panel. Make sure that ♦ Free and unrestricted access to the main power switch is ensured at all times.
Charged Aerosol Detectors Corona Veo and Corona Veo RS • Connect the detector to an electrical line that shares a common ground with other system modules. If necessary, use a properly functioning multiple socket. A common ground for all system modules will avoid ground loops which can create erratic results (for example, high baseline noise). Warning: Do not use defective multiple sockets or extension cords, as they may cause personal injury or damage to the device.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Gas Supply Requirements Important: To prevent damage to the detector, do not exceed the maximum gas pressure of 550 kPa (80 psig) for the gas supply. Important: Ne pas dépasser une pression de gaz maximaux de 550 kPa (80 psig) pour l'approvisionnement en gaz. • If you work with combustible solvents, use nitrogen gas. Higher purity nitrogen is not required but recommended and should be dry (not containing water vapor).
Charged Aerosol Detectors Corona Veo and Corona Veo RS 3.2 Unpacking the Detector All electrical components of the detector are carefully tested before the module is shipped from the factory. After unpacking the detector, inspect the module for any signs of mechanical damage, which might have occurred during transit. Tips: Immediately report any shipping damage to both, the incoming carrier and Thermo Fisher Scientific. Shipping insurance will compensate for the damage only if reported immediately.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 3.3 Positioning the Detector in an UltiMate 3000 System If the detector is part of an UltiMate 3000 system, for example for analytical HPLC applications, stack the individual modules and interconnect them on the rear panel as shown in the example in Fig. 4. Solvent rack (optional) Pump Autosampler Column compartment Detector Fig.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Systems with Series and Parallel Detector Configuration The detector can be used in series or parallel configuration with other detectors (for example, a UV detector or mass spectrometer). Series Configuration In series configuration, one flow path from the pump is used for each type of detector installed on the system.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 3.4 Connecting the Detector Rear Panel 3.4.1 Overview of Connections The rear panel connections depend on the system configuration. The following overview is to assist you with the required connections: • USB connection Connect the USB port to ♦ Use the detector with other system modules, such as UltiMate 3000 modules.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 3.4.3 Connecting the USB Cable Connect the detector to the data system computer via the USB port on the rear panel. To ensure trouble-free operation, use only the cables shipped with the detector. The PC must be equipped with a USB 1.1 or USB 2.0 port. The following cable is available (provided in the accessories kit for the detector): USB Cable Part no. USB cable, type A to type B, high speed, USB 2.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 3.4.4 Connecting the Digital I/O General Information The detector is equipped with two Digital I/O terminals for connection to external devices (such as an autosampler, a data station, pumps, valves, etc.) which can synchronize their operation. The terminals include 7 connection ports (4 TTL inputs and 3 relay outputs).
Charged Aerosol Detectors Corona Veo and Corona Veo RS For further information about connecting an UltiMate 3000 pump (except for the LPG-3400XRS pump) to the 'Pump Off' output, refer to Chromeleon Help. For information about connecting an LPG-3400XRS pump to the 'Pump Off' output, refer to the Operating Instructions for the LPG-3400XRS pump. 3.4.5 Connecting the Analog Signal Output The analog signal output carries a signal from 0-1 V that is proportional to the current that is being measured.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 4 Preparation for Operation (Startup) 4.1 Overview of Actions After you have unpacked, positioned and connected the detector as described in sections 3.1 through 3.4 (→ page 23 and following), prepare the detector for operation. Follow the sequence of steps below: 1. Connect the drain tubing as described in section 4.2 (→ page 34). 2. Connect the gas tubings to the gas inlet and the gas exhaust as described in section 4.3 (→ page 35). 3.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 4.2 Connecting the Drainage The detector has two drain ports at the bottom right of the enclosure to collect liquid leaks or waste from the detector. Use the drain tubing shipped with the detector to direct liquid from the two drain ports to waste. 2 1 Fig. 5: Drain ports No. Description 1 Leak port For liquid leaks from the drip tray. 2 Waste port For liquid from the drain pump during operation.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 4.3 Connecting the Gas Supply and Exhaust Tubing Connect the gas and exhaust tubing from the accessories kit to the gas inlet and exhaust outlet at the rear of the detector. Observe the gas requirements and precautionary statements in section 3.1 (→ page 23) and the gas supply and ventilation guidelines in section 4.5.3 and 4.5.4 (→ starting from page 42).
Charged Aerosol Detectors Corona Veo and Corona Veo RS 4.4 Making Flow Connections The following section provides information about how to connect capillaries to your detector. 4.4.1 General Guidelines When connecting capillaries to the detector, observe the following general precautions: • Observe the precautionary statements for capillaries and capillary connections in section 1.2.2 (→ page 4). • When you connect capillaries, make sure that the connectors are free from contaminants.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 4.4.2 Capillary Connections in an UltiMate 3000 System Note the following: • Different fitting systems are used in an UltiMate 3000 system. Therefore, install the capillaries and fittings only at the positions for which they are intended. • Viper and nanoViper fitting connections Loosen or tighten the Viper connection only using the black knurled screw and only with your hand (do not use tools).
Charged Aerosol Detectors Corona Veo and Corona Veo RS 4.4.3 Installing the In-Line Filter (optional) An in-line filter is included in the accessories kit for the detector. The in-line filter can be used in the flow path before the detector to prevent particulate matter from entering into the nebulizer. To install the in-line filter: 1. Locate and unpack the in-line filter. The in-line filter is shipped with a filter frit. 2. Open the two end nuts of the filter assembly. 3.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 4.4.4 Connecting Capillaries to the Detector To connect the detector to the system flow path: 1. Locate the red capillary and the RheFlex fittings from the accessories kit for the detector. 2. Connect one end of the red capillary to the column outlet using a fitting. 3. If you use the in-line filter a) Connect the capillary from the column outlet to the upstream end of the in-line filter.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 4.4.5 Connecting the Stream-Switching Valve (Corona Veo RS only) To connect the stream-switching valve, connect ports 2, 3 and 4 of the valve. The ports of the stream-switching valve are assigned as follows: 5 4 6 No. 3 1 Ports 2 Divert/Waste (away from the detector) 3 Inlet (capillary from column) 4 Nebulizer (to nebulizer inlet) 2 Fig. 6: Ports on the stream-switching valve 1.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 4.5 General Guidelines for Detector Operation The following sections offer general guidelines for detector operation. 4.5.1 Mobile Phase Mobile phase quality significantly affects detection limits and detector performance. A careful consideration in the selection of the components of the mobile phase will be extremely useful in minimizing baseline noise and optimizing the performance during analysis.
Charged Aerosol Detectors Corona Veo and Corona Veo RS The following table is to assist you with typical additives and buffers. Additive/Buffer pKa Buffer Range Trifluoroacetic Acid (TFA) 0.3 Formic Acid 3.75 2.8 – 4.8 Ammonium Formate 3.75 2.8 – 4.8 Acetic Acid 4.76 3.8 – 5.8 Ammonium Acetate 4.76 3.8 – 5.8 • Exposure of the detector to non-volatile salts will lead to increased background currents and noise. It may also adversely affect the nebulizer performance.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 4.5.4 Ventilation Important: Volatile hydrocarbons such as compressor oils in the external gas supply to the detector may cause permanent damage to the detector. Important: Hydrocarbures volatils tels que les huiles pour compresseur dans d'approvisionnement en gaz extérieurs peuvent causer des dommages permanents au détecteur. • Maintain a well-ventilated laboratory. Exhaust gases must be vented to an appropriate hood or gas ventilating device.
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Charged Aerosol Detectors Corona Veo and Corona Veo RS 5 Operation 5.1 Safety Guidelines for Operation English Safety Guidelines For the safety guidelines in French, see page 46. Important: When operating the detector, observe the following safety guidelines: • Always turn on the gas supply before starting the flow of mobile phase. • When you stop the gas flow, always turn off the mobile phase flow and allow the detector to remain pressurized for 5 minutes before your turn off the gas flow.
Charged Aerosol Detectors Corona Veo and Corona Veo RS French Safety Guidelines Important: Lors de l'exploitation et l'entretien du détecteur, respectez les consignes de sécurité suivantes: • Toujours couper l'alimentation en gaz avant de commencer le débit de la phase mobile. • Lorsque vous arrêtez le flux de gaz, toujours désactiver le flux de la phase mobile et permettre le détecteur de rester sous pression pendant 5 minutes avant votre arrêt le débit de gaz.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.2 Turning on the Power to the Detector Before powering up the detector, be sure that all preparations for startup have been carried out (→ section 4, page 33). To start the detector for the first time, turn on the main power switch on the rear panel of the detector. The following sequence of events occurs when the detector is powered up: • Self-test diagnostics The detector runs a series of internal tests.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.3 Operating the Detector from the Touch Screen 5.3.1 Overview The display with the integrated touch screen provides keys immediately below the screen for control and navigation. The role of the keys depends on the screen that is presented. These keys are termed soft keys, as the definition of these keys is context sensitive. The following table provides an overview and brief functional description of the available menus and screens: See... To...
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.3.2 Main Menu The Main Menu provides the serial number of the detector, the firmware version. MAIN MENU Serial Number= 5081003 Firmware Version = 1.0 Select Desired Operation Bright+ System Menu Gas On Bright- Run Mode Fig. 7: Main Menu screen (here: Corona Veo RS) Parameter Description Serial Number Indicates the serial number of your detector. Firmware Version Indicates the installed firmware version.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.3.3 Run Mode Menu From the Main Menu, press the Run Mode soft key to open the Run Mode Menu with the available functions and parameters. Use the Run Mode Menu to make real-time adjustments to instrument settings. Changes made on the Run Mode Menu screens will not alter the internal memory of the detector. RUN MODE Current = 0.000 pA Full Scale = -0 % Filter ( 5.0 sec) Power Function ( 1.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Corona Veo RS only If the stream-switching valve is not set to Nebulizer, the detector will automatically actuate the valve. The following action keys are available: Soft key Select to… Autozero Adjust the output signal to zero at the current range in use. This function can be turned off. Diagnostics Open the Diagnostics screen (→ page 51). Graph Open the Graph screen (→ page 53). Evap T Open the Evaporation Temperature screen (→ page 54).
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.3.3.1 Diagnostics Screen The Diagnostics screen displays information with regards to factory-set and internally calibrated parameters. Real-time values are displayed. DIAGNOSTICS Flow Ratio = 0.42 Ion Trap = 20.5 V Gas Pressure = 62.9 psi Evaporation Temp = On, 35 C Charger Voltage = 2.25 kV Charger Current = 0.99 µA Auto Zero Exit Evap T Run Mode Graph Fig.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.3.3.2 Graph Screen The Graph screen displays the online detector signal during data acquisition. GRAPH DISPLAY Current = 0.000 pA Gain = 16 Gain+ Gain- Exit Rate+ Run Mode Stat = Normal Rate = 3.1 RateDiags Auto Evap T Fig. 10: Graph screen (here: Corona Veo RS) The following functions and parameters are available on the screen: Soft key Select to… Gain ± Change the default signal range.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.3.3.3 Evaporation Temperature Screen The Evaporation Temperature screen provides the means to set and monitor the temperature of the evaporation tube. EVAPORATION TEMPERATURE Temperature: 35 C Setpoint: Power: (35) C ( On ) Auto Zero Exit Diagnostics Run Mode Graph Fig.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.3.4 System Setup Menu The System Setup Menu is used to edit a variety of default parameters that relate to the overall operation of the detector. SYSTEM SETUP MENU Select: To make changes, press Continue. Gas Pressure = 0.00 psi Date Drain Evap T Contact Analog SSV Main Menu Gas Continue Fig.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.3.4.1 Gas Regulator Screen The Gas Regulator screen provides the functions to set the gas pressure and pressure unit on the gas screen, and monitor the pressure. GAS REGULATOR Pressure = 0.05 bar Setpoint (4.14 bar) Pressure Units (bar) System Menu Main Menu Save Fig. 13: Gas Regulator screen (here: Corona Veo RS) To set a pressure unit or the internal gas pressure, select the desired soft key on the display.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.3.4.2 Date & Time Setup Screen Access the Date & Time setup screen from the System Setup Menu. The screen is used to set the current date and time. It also provides the option to reset the filter change and next preventive maintenance (PM) date, respectively. DATE & TIME SETUP Month Day Year (June) (6) (2013) AM/PM (AM) Hour (9) Min. (42) Reset Filter Chg Date System Menu Reset next PM Date Main Menu Save Fig.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.3.4.3 Contacts & Inputs Screen The Contacts & Inputs screen is used to activate the individual outputs and view the state of the inputs related to the Digital I/O terminals on the rear panel of the detector. CONTACTS & INPUTS Contact 1 (OFF) Contact 2 (OFF) Pump (OFF) Start = ON Gas Off = ON (ACTIVE) Autozero = ON (ACTIVE) SSV Position = ON (ACTIVE) System Menu Main Main Menu Menu Save Fig.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.4 Before Operating the Detector 5.4.1 Setting the Gas Pressure The internal gas regulation provides the gas pressure to the nebulizer to create the aerosol. Make sure that you set the gas pressure for the nebulizer before you perform an equilibration of the detector. Setting the gas pressure is required in the following cases: • After you have installed or replaced the nebulizer.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 2. If applicable In the Run Mode Menu, select the Exit soft key to return to the Main Menu. Tip: If you operate the detector from a chromatography data system, you may need to disconnect the detector in the system in order to access the Main Menu. 3. In the Main Menu, select the System Menu soft key. 4. Select the Gas soft key to display the current gas pressure value. 5.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5. Select Setpoint and set the pressure set point to the desired value. 6. Select the Save soft key and then the Exit soft key to return to the Main Menu. 7. Wait until the gas pressure has stabilized and reached the set point. Monitor the gas pressure (→ see below). Monitoring the Gas Pressure To monitor the gas pressure on the detector display: 1. From the Main Menu, select the Run Mode soft key. 2.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.4.3 Equilibrating the Detector After you have prepared the system, perform an equilibration for the detector. Make sure that you set the gas pressure for the nebulizer before you perform an equilibration of the detector. 1. 2. Start the gas supply. Observe the gas supply requirements in section 3.1 and gas supply guidelines in section 4.5.3.
Charged Aerosol Detectors Corona Veo and Corona Veo RS The following table is to assist you with typical flow rates for certain column diameters: Column Diameter Typical Flow Rate 4.6 mm 1.0 mL/min 3.0 mm 0.5 mL/min 2.0 mm 0.2 mL/min 1.0 mm 0.05 mL/min Fig. 16: Typical flow rates for various columns 5. Allow the detector to equilibrate until you observe a steady baseline. Monitor the background signal of the detector. It will increase initially and then start to fall.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.5 Performing Sample Analysis This section provides information for performing sample analysis with the detector. Before you perform an analysis, set the operating parameters from the detector display (→ section 5.3, page 48). 5.5.1 Starting and Stopping Data Acquisition Before you start data acquisition, make sure that you have set the required parameters, and that the system and the detector have equilibrated.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.6 Optimizing the Detector Performance The performance of the detector can be optimized by careful selection of key operating parameters. The table summarizes these parameters, indicates the performance characteristics affected, and offers guidelines for selecting the parameters.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.6.2 Setting a Filter Constant The filter time constant is used to electronically reduce the noise of the baseline within the chromatographic run. A small filter value (e.g., 0.2 sec) removes little noise, while a large filter value (e.g., 10 sec) will smooth the baseline significantly. For details how to set the filter constant from the display, see section 5.3.3 (→ page 50). 5.6.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Evap. Temp. Guidelines Factor Mobile phase composition Corona Veo volatile modifiers (e.g. TFA, formic acid, ammonium formate) Analyte Effect 35 °C or 50 °C non-volatile modifiers (e.g. sodium phosphate) Mobile phase flow rate Corona Veo RS Do not use 35 °C --minimal Non-volatile 50 °C 35 °C or 50 °C minimal Semi-volatile 35 °C Use lower or higher temperature settings Detector response, baseline noise 5.6.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.6.5 Applying a Power Function Value The signal of the detector has a wide dynamic range with over four orders of magnitude. The nature of the response is inherently nonlinear. The Power Function Value (PFV) applies a power transformation to the data output of the detector. Power transformations may result in extending the linear range of the detector.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.6.7 Digital Data Collection Rate Guidelines When you operate the detector from a chromatography data system, you can select the digital data collection rate in order to optimize the detector's performance. The data collection rate is defined as the number of data points per second (Hz) that chromatography software collects from the detector and stores as raw data.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.7 Internal Safety Features 5.7.1 Leak Detection When a leak occurs that originates from the capillary connections to the nebulizer or stream-switching valve (Corona Veo RS only) and the leak sensor reports a leak, a warning code appears on the detector display. When the leak sensor reports a leak, eliminate the cause for the leakage and dry the leak sensor (→ page 112).
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.7.3 Gas Supply Pressure Relief Valve A pressure relief valve is installed at the gas supply inlet to prevent damage to the detector in the event of a gas overpressure. If the gas inlet pressure exceeds 620 kPa (90 psi), the valve will open to relieve the pressure and create a loud hissing sound. If the detector is in Run mode, the detector will fail to pressurize and an error code will appear on the detector display.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.7.4 Flow Ratio Alarm The detector continuously monitors the internal pressure. On the Diagnostics screen, the flow ratio diagnostic provides detailed pressure information for internal components. If a "low" or "high" flow ratio alarm is triggered, the following actions occur: • An error code appears on the detector display. • The detector will exit the Run mode.
Charged Aerosol Detectors Corona Veo and Corona Veo RS • Corona Veo RS: The stream-switching valve will actuate and divert the liquid flow away from the detector. • The drain pump will turn on automatically. Tip: When you operate the detector from a chromatography data system, an error message will also be documented in the audit trail of the software. To remedy the problem: • Check the gas supply for leaks (if appropriate) and make sure that the gas supply is properly connected.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 5.8 Shutting Down the Detector 5.8.1 Short-term Shutdown If the detector is not used for a few days, allow the detector to remain connected to the system, and the detector and system to be turned on. If possible, continue the gas flow. This is to prevent any build-up of residue from solvents or analyte. • Keep the detector connected to the system flow path. • If applicable Keep the detector connected to the chromatography data system.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 10. If you prepare the detector for shipment a) Remove the nebulizer from the detector as described in section 8.6 (→ page 115). b) Store and ship the nebulizer in its original shipping box. Shipping the detector Use the original shipping container and observe the Packing Instructions. Shipping the unit in any other packaging automatically voids the warranty.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Page 76 Operating Instructions
Charged Aerosol Detectors Corona Veo and Corona Veo RS 6 Chromeleon Software The detector can be controlled by the Chromeleon Chromatography Management System Service Release 13 or higher. To control the detector, an appropriate Chromeleon version and a Timebase Class 1 Chromeleon license are required. Tip: All software details in this section refer to Chromeleon 6.80.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 6.1 Setting Up the Detector in Chromeleon This section provides brief instructions for setting up Chromeleon. For details, also see the Chromeleon Help. Tip: When the detector is connected to the Chromeleon computer, verify that the Chromeleon software is installed before turning on the detector power for the first time.
Charged Aerosol Detectors Corona Veo and Corona Veo RS d) Turn on the detector power. Windows will now detect the detector and install the USB software for the detector automatically. Windows XP will automatically detect the new detector and launch the Found New Hardware Wizard, which guides you through the USB installation. Select the following options: a) If asked whether Windows can connect to Windows Update to search for software, select No, not this time.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 6.1.2 Installing the Detector The detector should complete the self-test prior to connecting the detector to the computer to prevent possible installation errors. When the display shows the Main Menu, the selftest is complete, and that the detector is ready for connection. After the USB software for the detector has been installed (→ page 78), install and configure the detector in Chromeleon: 1.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 6.1.3 Configuring the Detector 6.1.3.1 Initial Installation During the installation, Chromeleon connects to the detector and transfers the settings from the instrument to Chromeleon, setting the options on the pages accordingly. Verify that the settings are correct and make additional settings if needed. You may reopen the configuration pages later again to change the settings (→ page 84).
Charged Aerosol Detectors Corona Veo and Corona Veo RS In the virtual mode, Chromeleon simulates detector control and data acquisition. ♦ Click Read to read and display data from an existing demo file instead of real data. Select the file from the Virtual Mode File Name list. ♦ Click Write to save the data currently delivered by the detector as a demo file. Enter the file name in the Virtual Mode File Name field or select a name from the list.
Charged Aerosol Detectors Corona Veo and Corona Veo RS • Device Name Displays the name used to identify the detector the installation environment and in the Chromeleon client program. To control the detector with the existing control panels, accept the default name. If you enter a different name, you may have to re-link the controls on the control panels and edit the device name in the program files. Signals Page The page lists all signal channels that Chromeleon can record for the detector.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 6.1.3.2 Changing the Configuration Properties You may reopen the configuration pages later again to change the settings. 1. Start the Server Configuration program (→ page 80). 2. Right-click the Corona Veo Charged Aerosol Detector in the timebase and click Properties on the menu. 3. Change the settings as needed. For a description of the pages, see section 6.1.3.1 (→ page 81). 4.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 6.3 Operating the Detector from Chromeleon Before you begin, verify that 1. The Chromeleon software is installed on the computer and the license code is entered. The computer meets the system requirements (→ page 11). 2. The detector is connected to the Chromeleon computer via a USB connection. Tip: 3.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 6.3.2 Direct Control With direct control, you select operating parameters and commands in the Commands (F8) dialog box. Direct commands are executed as soon as they are entered. For routine operation, most parameters and commands are available also on a control panel. To open the Commands dialog box for the detector 1. Open a control panel (any panel is possible).
Charged Aerosol Detectors Corona Veo and Corona Veo RS To open a control panel 1. On the View menu, click Default Panel Tabset or click the corresponding icon on the toolbar , and then connect to the Chromeleon server. Chromeleon creates centralized control panels, called panel tabsets, for all timebases available on the Chromeleon server.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 6.3.3 Automated Control With automated control, you create a program file (PGM) for automated operation of the detector. Programs can be created automatically with the help of a software wizard or manually by editing an existing program.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 2. Change the settings in the program as desired. The easiest way to edit a program is to do this in the Device Views (→ Fig. 23). Click a device icon and change the settings on the device pages. Editing the program in the Device Views ensures correct command syntax. If you cannot edit a certain parameter in the Device View, click Commands to open the Commands View.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Page 90 Operating Instructions
Charged Aerosol Detectors Corona Veo and Corona Veo RS 7 Troubleshooting 7.1 Overview The following features help you to identify and eliminate the source for problems that may occur during the operation of the detector or system. • Status screen on the detector display The display on the front panel provides a quick visual check of the operational status of the detector. • Troubleshooting check to isolate the cause of a problem (→ page 92).
Charged Aerosol Detectors Corona Veo and Corona Veo RS Quick Troubleshooting Check The following guidelines can be used to quickly isolate the cause of a problem. Subsequent troubleshooting sections cover the problems in greater detail. 1. Turn on the detector and wait for the result of the self test. If the test fails, note the error code and check the 'Self-Test Error Codes' section (→ section 7.2, page 93). 2.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 7.2 Self-Test Error Codes Internal self-test diagnostics are performed when the detector is powered up. If the diagnostics determined that there is an internal problem, the detector is not ready for analysis and an error code will appear on the display. If the self test fails during start-up, the detector will display a sum of the affected self-test error codes. 1. Select the Review soft key.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Error Code Description 200 The detector failed to reach a steady-state internal temperature. The detector requires additional warm-up time before the self test. Allow the detector to reach room temperature. Re-run the self test. 400 The clock is not set. 800 The clock is not running. 1000 The clock battery is low.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 7.3 Warning and Error Codes Each time a fault or error occurs during the operation of the detector, a warning code or error code appears on the detector display. In this case, the Continue soft key appears on the display for navigation If you operate the detector from a chromatography data system, a message will also be documented in the audit trail of the software.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Warning Code Warning Message Description and Remedial Action 15014 Evaporation heater fault The evaporation heater has failed to apply the selected temperature. Turn the detector off and on. Test the evaporation heater by the self test. Allow the detector to come to thermal stabilization. If the heater still fails, contact Service.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Error Code Error Message Description and Remedial Action 29004 High gas pressure The gas pressure has risen above 448 kPa (65 psig). This can be caused by an incorrect gas pressure setting or a failing gas regulator. The contact closure was sent to the Digital I/O terminal of the detector. If a pump is connected to the Digital I/O, the pump flow will be stopped. On the detector display, press any soft key to continue.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Error Code Error Message Description and Remedial Action 29003 High flow ratio The gas flow ratio is outside of specification for more than 60 seconds. The contact closure was sent to the Digital I/O terminal of the detector. If a pump is connected to the Digital I/O, the pump flow will be stopped. On the detector display, press any soft key to continue.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 7.4 Operating Problems The following table provides information about common operating problems that might occur with an UltiMate 3000 system and lists probable causes, as well as remedial actions. For more information, also see the manuals for the other modules of the UltiMate 3000 system. Problem Probable Cause Remedial Action No information appears on the detector display. The detector is not connected to the main power supply.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Problem Probable Cause Remedial Action The system has very high backpressure (Cont'd) Particulates from the mobile phase, the column, or injected samples have accumulated. Ensure that the mobile phase and/or samples are filtered sufficiently before use (e.g. with an in-line filter). Use a mobile phase with a substantial fraction of an organic solvent to prevent growth of microorganisms. Observe the guidelines for mobiles phases (→ page 41).
Charged Aerosol Detectors Corona Veo and Corona Veo RS Problem Probable Cause Remedial Action High baseline drift The column is contaminated. Clean or replace the column. The system is not sufficiently equilibrated. Flush the system until equilibration. The eluents are dirty or not homogeneous. Before you start an analysis, homogenize eluents already in their reservoir. Use fresh solvent and check the eluent filter frits. In aqueous solvents, growth of microorganisms is possible.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Problem Probable Cause Remedial Action High noise, non-periodic baseline fluctuation (Cont'd) There are temperature fluctuations in the laboratory. Check the thermostat in the laboratory. If possible, note the temperature fluctuations/values in the system log. Periodic baseline fluctuation, pulsation There are pressure fluctuations from the pump. Purge the pump; check general function (→ Pump Manual). There are air bubbles in the system.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Problem Probable Cause Remedial Action Spikes Electrical interferences from other modules. Isolate the electrical circuit from strong current consumers. Consider using an UPS (Uninterruptible Power Supply) to filter current fluctuations. Ground the detector using heavy gauge wire from the thumbscrew ground terminal that is located on the power supply module to the main power ground.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Problem Probable Cause Remedial Action Loss of response (Cont'd) The retention times changed. Maintain the column at constant temperature. Air is present in the pump or an incorrect flow rate is set. Purge the pump (→ Pump Manual). Check the flow rate. Consider the mobile phase. Poor peak area precision Page 104 The gas flow is turned off. No gas flow is present to induce nebulization. Make sure that the gas is flowing into the detector.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Problem Probable Cause Remedial Action Poor peak area precision (Cont'd) The autosampler, the injection valve, or the syringe valve is not tight. → Autosampler Manual Carry-over occurs in the system. Flush the needle using an appropriate solvent (→ Autosampler Manual). The capillary connections are not installed properly or they are not tight. Check and tighten the capillary connections.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Problem Probable Cause Remedial Action Noisy baseline, high background current The mobile phase is contaminated. Use fresh solvent. Use HPLC-grade eluents only. Highly retained compounds are being eluted from the column. This may occur when a new mobile phase or column is used. Allow the system to equilibrate for an hour with the new mobile phase or until the baseline is stable and check the signal again. Remove the column and re-establish flow.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 8 Maintenance 8.1 Safety Guidelines for Maintenance The following sections describe all maintenance procedures for the detector that the user may perform. All other maintenance and service procedures must be performed by Thermo Fisher Scientific service personnel. Warning: The fluid components of the device may be filled with solvents that are harmful to health. Wear appropriate personal protective equipment.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 8.2 Returning the Detector for Repair Before returning the detector for repair, contact the Thermo Fisher Scientific Service for Dionex HPLC products. An RMA (Return Material Authorization) number is required to track your device. Always use the original packaging and observe the packing instructions (Service Return Form section in the manual binder) when shipping the detector.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 8.3 Routine and Preventive Maintenance 8.3.1 Inspection and Service Plan The preventive maintenance features of the detector provide information about internal parameters and service intervals. Gas Filter Change Date The Gas Filter Change Date can be set manually. After you have replaced the gas filters, set the date annually. To set the gas filter change date: 1. In the Main Menu, select the System Menu soft key. 2.
Charged Aerosol Detectors Corona Veo and Corona Veo RS General Routine Maintenance in an LC System Perform the maintenance procedures listed in the table at regular intervals to ensure optimum performance and maximum uptime of the detector. The exact maintenance schedule for the detector will depend on a number of factors, such as sample type, mobile phase composition, sample cleanliness, etc. Frequency What you should do... Daily Inspect the flow connections for indications of leakage or restrictions.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 8.3.2 Maintaining the Detector between Analyses Prevent build-up or accumulation of residue from mobile phase/analytes within the detector between the analyses. To do so, periodically flush the detector. This helps maintain consistent response, optimum performance and reduced detector downtime. In general, make sure that you use the solvent with the best solubility characteristics for the analyte(s) of the analytical method in question.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 8.4 Eliminating Leakage The leak sensor is installed on the interior front panel of the detector (→ Fig. 2, page 19). The sensor reports a leak when liquid collects in the drip tray under the flow connections. Eliminate the cause for the leakage and dry the leak sensor. 1. Stop the pump flow. If you operate the detector from a chromatography data system, disconnect the detector from the software. 2. Turn off the detector. 3.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 8.5 Replacing the Gas Filters The detector filters incoming gas through two gas filters: a charcoal filter and a highefficiency particulate air (HEPA) filter. The gas filters are located on the right front side of the detector (view from the front). In the System Setup Menu, under the Date soft key, the detector indicates when the filters should be replaced and alerts if the date has expired.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 3. Carefully move the cover plate away from the detector enclosure and place it close to the detector. 4. With the multi-tool from the accessories kit for the detector, push in the locking ring on the push-in fitting and pull carefully on the gas tubing. 5. Carefully pull the filters from out of the clamps on the cover plate. 6. To install the new filters, follow the above steps in reverse order.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 8.6 Removing the Nebulizer Important: Even minute particles may cause contamination to the nebulizer and can result in poor detector performance. Always wear clean-room gloves when you install or remove the nebulizer to prevent contamination of the detector parts. Important: Même minuscules particules peuvent entraîner la contamination sur le nébuliseur et peuvent conduire à une performance de détecteur mauvaise.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 8.7 Stream-Switching Valve (Corona Veo RS only) Tip: When you perform maintenance procedures on the stream-switching valve, put on a pair of clean room gloves to prevent contamination of detector parts. 8.7.1 Disassembling the Valve 1. Stop the detector operation: a) Rinse out any harmful solvents from the detector. For information about recommended wash procedures, see section 8.3.2 (→ page 111). b) Turn off the mobile phase flow.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 8.7.2 Assembling the Valve 1. Insert the rotor in the valve. Make sure that the rotor sealing surface with its engraved flow passages faces away from the valve. The smooth side of the rotor must show to the valve. The pattern of the rotor is asymmetrical to prevent improper placement. 2. Install the stator on the valve. Make sure that the stator is in correct orientation. 3. Insert the two socket head screws in the stator and valve.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 8.8 Replacing the Main Power Fuses Warning: Turn off the main power switch. Disconnect the power cord from its source. Avertissement: Avant de remplacer les fusibles, arrêtez le détecteur. Assurez-vous de bien débrancher le cordon d'alimentation de la source secteur. 1. Remove the fuse cartridge, using a small screwdriver. Fuse cartridge Fig. 26: Fuse cartridge 2. Replace the two fuses. Warning: Always install two fuses.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 8.9 Updating the Detector Firmware The detector is shipped with the most recent firmware version. The firmware version is displayed on the Main Menu screen. To update the detector firmware, the Chromeleon Chromatography Management System is required. The following update description refers to the Chromeleon 6.80 Service Release 13.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 4. On the General page (→ page 81), the firmware version provided by Chromeleon for the detector is displayed in the Firmware field. If more than one firmware version is available for the detector in Chromeleon, select the version from the Firmware list. 5. Click Download. A message displays the firmware version that is currently installed in the detector and the version that will be downloaded from Chromeleon. Tip: 6.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 9 Technical Information Specification Corona Veo Charged Aerosol Detection Detection Type FocusJet™ concentric flow design Nebulization Mobile Phase Flow Rate 0.2 – 2.0 mL/min Selectable values: 35 °C or 50 °C < 30 minutes to 35.0 °C evaporation temperature Equilibration Time N. a.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Specification Emission sound pressure level Corona Veo Corona Veo RS < 70 dB(A), typically 54 db(A) Environmental conditions Range of use: Indoor use Temperature: 15 °C to 35 °C (59 to 95°F) Air humidity: 80% relative humidity, non-condensing Overvoltage category: II Pollution degree: 2 Wetted Parts Stainless steel (type 316), Nitronic® 60 stainless steel, PEEK, Simriz®, aluminum, fused silica Corona Veo RS only: PTFE (Valcon H, Valcon E) Dimen
Charged Aerosol Detectors Corona Veo and Corona Veo RS 10 Accessories, Consumables, and Spare Parts Accessories, spare parts, and consumables for the detector are always maintained at the latest technical standard. Therefore, part numbers are subject to alteration. However, updated parts will always be compatible with the parts they replace. For more information about accessories, consumables and spare parts, contact the Thermo Fisher Scientific sales organization for Dionex HPLC products. 10.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Description Part no. Quantity in the accessories kit Cable I/O, 2-conductor 70-4850 1 USB cable type A to type B, 3 m 70-5713 1 Capillary (I.D. x O.D. 0.005” x 1/16”, L 2 m, PEEK), red 6081.1410 1 Nut and Ferrule Set, SST (1/4") --- 1 Signal synchronization cable from LPG-3400XRS pump to Corona detector 6043.0003 1 Signal cable (6-pin mini DIN) 6000.1004 1 Part no. Quantity in the accessories kit 70-6666 1 10.1.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Description Part no. Quantity in the accessories kit Nut and Ferrule Set, SST (1/4") --- 1 Capillary (I.D. x O.D. 0.005” x 1/16”, L 2 m, PEEK), red 6081.1410 1 Capillary (0.015” x 1/16“ (I.D. x O.D.), L 1.5 m, PEEK), gray 6081.1420 1 Capillary (0.13 x 100 mm (I.D. x L), stainless steel, Viper) For connection between stream-switching valve and nebulizer. For details, see page 40. 6040.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 10.2 Optional Accessories Accessories Description Part no. Analog Signal Output Kit The kit includes all necessary parts to install the analog output board with a BNC-type connector as well as installation instructions. 6081.0010 Viper inverse gradient capillary kit for UltiMate 3000 SD system The kit includes all necessary parts for connections in an HPLC SD system as well as instructions. 6040.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 10.3 Consumables and Spare Parts The part number always refers to the packing unit. Unless otherwise stated, the packing unit is 1 unit. Cables Description Part no. USB cable type A to type B, 3 m 70-5713 Cable I/O, 2-conductor 70-4850 Signal synchronization cable from LPG-3400XRS pump to Corona detector 6043.0003 Signal cable (6-pin mini DIN), 5 m 6000.1004 Capillaries Description Part no. Capillary (I.D. x O.D. 0.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Nebulizer Description Part no. Nebulizer, FocusJet, for Corona Veo and Corona Veo RS 6081.1287 Power Cords Description Part no. Power cord, EU 6000.1000 Power cord, US 6000.1001 Power cord, UK 6000.1020 Power cord, Switzerland 6000.1030 Power cord, Italy 6000.1040 Power cord, Japan 6000.1050 Power cord, Australia, China 6000.1060 Power cord, Denmark 6000.1070 Power cord, India/SA 6000.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 11 Appendix 11.1 Digital I/O Pin Assignment The four TTL inputs and three relay outputs on the rear panel of the detector provide the connection terminals for external devices. For details about the TTL inputs, see page 130. For details about the relay outputs, see page 131.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Important: When you connect the TTL inputs, ensure that the potential across the pins is set to 5 V DC ±0.25 V. When you connect relays outputs, the potential across the pins must be less than 30 V DC and the current must be less than 0.5 A. Important: Lors de la connexion des entrées TTL, assurez-vous que le potentiel aux broches est défini à 5 V CC ±0,25 V.
Charged Aerosol Detectors Corona Veo and Corona Veo RS Relay Outputs The "Pump Off" output contact is used to send a signal to the pump (or other external device) to stop the flow of mobile phase and turn off the pump. This signal may be used to turn off the pump to prevent detector from being flooded with mobile phase if the gas pressure falls below 50 % of the required gas volume for more than 60 seconds.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 11.2 Internal Gas and Aerosol Flow Path Diagram The following diagram shows the gas and aerosol flow paths inside the detector. Fig.
Charged Aerosol Detectors Corona Veo and Corona Veo RS 12 Index A Accessories Optional ...................................................... 126 Standard ...................................................... 123 Analog Signal Output ........................................ 32 B Baseline Noise ................................................... 68 Before Operation ............................................... 59 Detector ......................................................... 62 System ..............
Charged Aerosol Detectors Corona Veo and Corona Veo RS G Gas Connections .................................................. 35 Filter Replacement ...................................... 113 Pressure Relief Valve .................................... 71 Pressure Setting ............................................. 59 Regulator Screen ........................................... 56 Gas Flow Modes Analytical ...................................................... 67 MicroLC.......................................
Charged Aerosol Detectors Corona Veo and Corona Veo RS U Stream-Switching Valve .................................... 21 Assembly..................................................... 117 Connections................................................... 40 Disassembly ................................................ 116 Operation....................................................... 64 Symbols ............................................................... 3 System Preparation ................................
Charged Aerosol Detectors Corona Veo and Corona Veo RS Page 136 Operating Instructions
