856 Conductivity Module Manual 8.856.
Metrohm AG CH-9100 Herisau Switzerland Phone +41 71 353 85 85 Fax +41 71 353 89 01 info@metrohm.com www.metrohm.com 856 Conductivity Module Manual 8.856.8005EN 09.
Teachware Metrohm AG CH-9100 Herisau teachware@metrohm.com This documentation is protected by copyright. All rights reserved. Although all the information given in this documentation has been checked with great care, errors cannot be entirely excluded. Should you notice any mistakes please send us your comments using the address given above. Documentation in additional languages can be found on http://documents.metrohm.com.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ Table of contents Table of contents 1 Introduction 1 1.1 Conductivity Module system ............................................... 1 1.2 Instrument description ......................................................... 2 1.3 Measuring modes and commands ...................................... 2 1.4 About the documentation ................................................... 3 1.4.1 Symbols and conventions ........................................................ 3 1.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ Table of contents 4.2 Quality Management and qualification with Metrohm . . 24 5 Troubleshooting 5.1 25 General ................................................................................ 25 6 Appendix 26 6.1 Remote interface ................................................................ 26 6.1.1 Pin assignment of the remote interface .................................. 26 7 Technical specifications 30 7.1 Measuring interface .........................................
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ Table of figures Table of figures Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16 856 Conductivity Module 856 Conductivity Module system ....................................................... 1 Front 856 Conductivity Module ......................................................... 6 Rear 856 Conductivity Module ..........................................................
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 1 Introduction 1 Introduction 1.1 Conductivity Module system Tower-PC Touch Control Sensors USB Sample Processor Robotic Titrosampler Dosing Interface Relay Box Cond.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 1.2 Instrument description 1.2 Instrument description Conductivity measurements can be performed with the 856 Conductivity Module. The 856 Conductivity Module has the following characteristics: ￭ ￭ ￭ ￭ ￭ 1.3 Operation A touch-screen Touch Control or a high-performance PC software is used for operation. Dosing Dosinos or Dosimats can be used for dosing.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 1.4 1 Introduction About the documentation CAUTION Please read through this documentation carefully before putting the instrument into operation. The documentation contains information and warnings which the user must follow in order to ensure safe operation of the instrument. 1.4.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 1.5 Safety instructions NOTE This symbol highlights additional information and tips. 1.5 Safety instructions 1.5.1 General notes on safety WARNING This instrument may only be operated in accordance with the specifications in this documentation. This instrument has left the factory in a flawless state in terms of technical safety. To maintain this state and ensure non-hazardous operation of the instrument, the following instructions must be observed carefully. 1.5.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 1 Introduction Protection against electrostatic charges WARNING Electronic components are sensitive to electrostatic charges and can be destroyed by discharges. Do not fail to pull the mains cable out of the mains connection socket before you set up or disconnect electrical plug connections at the rear of the instrument. 1.5.3 Working with liquids CAUTION Periodically check all system connections for leaks.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 2 Overview of the instrument Figure 2 1 Front 856 Conductivity Module "On" LED Lights up when the Conductivity Module is ready for operation.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ Figure 3 2 Overview of the instrument Rear 856 Conductivity Module 1 Type plate Contains specifications concerning supply voltage, instrument type and serial number. 2 Conductivity measuring cell connector (Cond. Cell) For connecting a 5-ring conductivity measuring cell with integrated temperature sensor. Other Metrohm conductivity measuring cells can be connected through the 6.2103.160 adapter box.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 3.1 Setting up the instrument 3 Installation 3.1 Setting up the instrument 3.1.1 Packaging The instrument is supplied in highly protective special packaging together with the separately packed accessories. Keep this packaging, as only this ensures safe transportation of the instrument. 3.1.2 Checks Immediately after receipt, check whether the shipment has arrived complete and without damage by comparing it with the delivery note. 3.1.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 3.2.1.1 3 Installation Connecting a Touch Control NOTE The plug is protected against accidental disconnection of the cable by means of a pull-out protection feature. If you wish to pull out the plug, you will first need to pull back the outer plug sleeve marked with arrows. Connect the Touch Control as follows: 1 ￭ Insert the plug of the Touch Control connection cable into the Controller socket.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 3.2 Connecting a controller CAUTION The Touch Control must be shut down properly by deactivation with the power switch on the rear of the instrument before the power supply is interrupted. If this is not done, then there is a danger of data loss. Because of the fact that the power supply for the Touch Control is provided through the Conductivity Module, you must never disconnect the Conductivity Module from the power supply (e.g.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 3 Installation Figure 5 Connecting the computer The instrument is recognized. Depending on the version of the Windows operating system used, the driver installation proceeds differently afterwards. Either the necessary driver software is installed automatically or an installation wizard is started. 3 Follow the instructions of the installation wizard.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 3.3 Connecting MSB devices 1 Setting up the instrument ￭ ￭ Start the PC software. The instrument is automatically recognized. The configuration dialog for the instrument is displayed. Make configuration settings for the instrument and its connectors. More detailed information concerning the configuration of the instrument can be found in the documentation for the respective PC software. 3.3 Connecting MSB devices In order to connect MSB devices, e.g.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 3 Installation NOTE When connecting MSB devices together, the following must be observed: ￭ ￭ Only one device of the same type can be used at a single MSB connector at one time. Type 700 Dosino and 685 Dosimat dosing devices cannot be connected together with other MSB instruments on a shared connector. These dosing devices must be connected separately. CAUTION Exit the control software before you plug in MSB instruments.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 3.3 Connecting MSB devices Figure 7 3.3.2 Connecting a dosing device Connecting a stirrer or titration stand You can use the following instruments: ￭ ￭ With built-in magnetic stirrer (stirring "from below"): – 801 Stirrer – 803 Ti Stand Without built-in magnetic stirrer (stirring "from above"): – 804 Ti Stand with propeller stirrer 802 Stirrer Connect a stirrer or a titration stand as follows: 1 Connecting the stirrer or titration stand ￭ ￭ ￭ ￭ Exit the control software.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 3 Installation Figure 9 3.3.3 Connecting the propeller stirrer to the titration stand Connecting a Remote Box Instruments that are controlled via remote lines and/or that send control signals via remote lines can be connected via the 6.2148.010 Remote Box. In addition to Metrohm, other instrument manufacturers also use similar connectors that make it possible to connect different instruments together.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 3.4 Connecting USB devices You can, for example, connect an 849 Level Control (fill level monitoring in a canister) or a 731 Relay Box (switch box for 230/110 volt alternating current sockets and low-voltage direct current outlets). The Remote Box also has an MSB socket at which a further MSB device, e.g. a dosing device or a stirrer, can be connected. You will find precise information concerning the pin assignment of the interface on the Remote Box in the appendix. 3.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 3 Installation 2 With the aid of the 6.2151.020 cable, connect the USB connector of the 856 Conductivity Module (type A) with the USB connector of the hub (type B, see manual for the hub). 3 Switch on the Touch Control. The USB hub is recognized automatically. 3.4.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 3.4 Connecting USB devices ￭ Operation with Touch Control: – You will need the 6.2148.050 USB/RS-232 adapter to connect a balance. The following table offers an overview of the balances that you can use together with the 856 Conductivity Module and of which cable you will need for connection to the RS-232 interface: Balance Cable AND ER, FR, FX with RS-232 interface (OP-03) 6.2125.020 + 6.2125.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 3 Installation Operation with Touch Control Connect the balance as follows: 1 Plug in the USB plug of the USB/RS-232 adapter at the USB connector of the 856 Conductivity Module. 2 Connect the RS-232 interface of the USB/RS-232 adapter with the RS-232 interface of the balance (see table for cable). 3 Switch on the Touch Control. 4 Switch on the balance. 5 Activate the RS-232 interface of the balance if necessary.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 3.4 Connecting USB devices Operation with Touch Control Connect the barcode reader as follows: 1 Insert the USB plug of the barcode reader into one of the USB sockets of the 856 Conductivity Module. 2 Switch on the Touch Control. The barcode reader is recognized automatically and entered in the device manager. 3 Configure the barcode reader in the device manager of the Touch Control (see Touch Control manual).
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 3.5 3 Installation Connecting sensors The measuring interface contains the following measuring inputs: ￭ 3.5.1 Cond. Cell for a conductivity measuring cell with integrated temperature sensor Connecting a conductivity measuring cell Various conductivity measuring cells can be connected to the 856 Conductivity Module. The 5-ring conductivity measuring cell with integrated temperature sensor can be connected directly to the Cond. Cell measuring input. You will need the 6.2103.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 3.5 Connecting sensors Metrohm Switzerland Typ Nr. Cond. Cell MSB 3 MSB 4 USB 2 USB 1 Made by Figure 13 Controller Metrohm MSB 1 MSB 2 Herisau Switz erland 100 -200 V f = 50 - 60 Hz P = 45 W Connecting the adapter box 2 Plug the black plugs of the conductivity measuring cell into the black Cond. Cell sockets and the red plugs into the red Pt 1000 sockets on the front of the adapter box. Cond. cell 6.2103.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 4 Operation and maintenance 4 Operation and maintenance 4.1 General notes 4.1.1 Care The 856 Conductivity Module requires appropriate care. Excess contamination of the instrument may result in functional disruptions and a reduction in the lifetime of the otherwise sturdy mechanics and electronics. Spilled chemicals and solvents should be removed immediately.
4.2 Quality Management and qualification with Metrohm 4.2 ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ Quality Management and qualification with Metrohm Quality management Metrohm offers you comprehensive support in implementing quality management measures for instruments and software. Further information on this can be found in the brochure "Metrohm Quality Management" available from your local Metrohm representative.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 5 Troubleshooting 5 Troubleshooting 5.1 General Problem Cause Remedy Unstable measuring signal - value near zero. The plug is plugged in incorrectly. The plug must be plugged in according to the manual (dot to line). Measured values differ strongly from one another. The cuvette is missing. Screw the cuvette on to the 5-ring conductivity measuring cell.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 6.1 Remote interface 6 Appendix 6.1 Remote interface The 6.2148.010 Remote Box allows devices to be controlled which cannot be connected directly to the MSB interface of the Conductivity Module. 1 2 3 Figure 15 Connectors of the Remote Box 1 Cable For connecting to the Conductivity Module. 3 Remote connector For connecting instruments with a remote interface. 6.1.1 2 MSB connector Metrohm Serial Bus. For connecting external dosing devices or stirrers.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 6 Appendix Inputs +5 V approx. 50 kΩ Pull-up tp tp > 20 ms active = low, inactive = high Outputs Open Collector tp tp > 200 ms active = low, inactive = high IC = 20 mA, VCEO = 40 V +5 V: maximum load = 20 mA The following tables offer information concerning the assignment of the individual pins and their function: Table 1 856 Conductivity Module Inputs and outputs of the remote interface Assignment Pin No.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 6.1 Remote interface Assignment Pin No. Output 8 6 Output 9 7 Output 10 8 Output 11 13 Output 12 19 Output 13 20 0 volts / GND 14 +5 volts 15 0 volts / GND 25 Function* * Signal activated only for operation with Touch Control. Table 2 Explanation of the individual functions Function Explanation Start The current method is started at the time of activation. tpulse > 100 ms Stop The current method is canceled (Stop) at the time of activation.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 856 Conductivity Module 6 Appendix Function Explanation Warning The line is set for warning message display.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 7.1 Measuring interface 7 Technical specifications 7.1 Measuring interface The 856 Conductivity Module has one measuring interface with one measuring input. The measuring cycle is 100 ms for all measuring modes. 7.1.1 Conductivity One measuring input (Cond. Cell) for a 5-ring conductivity measuring cell with integrated temperature sensor. Measuring range 0 - 500 mS Resolution 4 significant places Measuring accuracy Range 1 - 5 µS: ±1%; ±1 digit Range 5 - 50 µS: ±0.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 7.2 7 Technical specifications Power connection Supply voltage 100 - 240 V Frequency 50 - 60 Hz Power consumption 45 W Fuse 2 x 1.6 ATH 7.3 Safety specifications Design and testing ￭ ￭ ￭ ￭ Safety instructions 7.4 EN/IEC 61010-1 UL 61010-1 CSA-C22.2 No. 61010-1 Protection class I The documentation contains safety instructions which have to be followed by the user in order to ensure safe operation of the instrument.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 7.5 Ambient temperature 7.5 Ambient temperature Nominal function range +5 - +45 °C (at a maximum of 85% humidity) Storage –20 - +60 °C Transport –40 - +60 °C 7.6 Reference conditions Ambient temperature +25 °C (± 3 °C) Relative humidity ≤ 60% Instrument status Instrument in operation at least 30 min Validity of the data After adjustment 7.7 Dimensions Width 142 mm Height 108 mm Depth 230 mm Weight 2,760 g Material Steel sheet 7.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 7 Technical specifications MSB connectors (Metrohm Serial Bus) Dosing device Connector for a maximum of four external dosing devices, models Dosimat or Dosino (MSB 1 to MSB 4). Stirrer Connector for a maximum of four stirrers. Stirrer control: switching on/off manually or coordinated with the titration sequence. Speed in 15 steps and shift direction can be selected. Remote Box Connector for a maximum of four Remote Boxes.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 8 Warranty (guarantee) Metrohm guarantees that the deliveries and services it provides are free of defects in materials, design or manufacturing. The general warranty period is 36 months (exclusions below) from the date of delivery, or 18 months in the event of continuous operation. The warranty remains valid on the condition that the servicing is provided by a service organization authorized by Metrohm at defined intervals and with a defined scope.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 8 Warranty (guarantee) The same warranty periods that are specified for a corresponding new part apply to parts that are replaced or repaired within the above-mentioned warranty periods. However, replacement or repair of a part does not extend the warranty period of the entire system. Deficiencies arising from circumstances that are not the responsibility of Metrohm, such as improper storage or improper use, etc., are expressly excluded from the warranty.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 9 Accessories Up-to-date information on the scope of delivery and optional accessories for your instrument can be found on the Internet. NOTE When you receive your new instrument, we recommend downloading the accessories list from the Internet, printing it out and keeping it together with the manual for reference purposes.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 9 Accessories The Partslists webpage will be displayed. 7 Select the desired output language. 8 With the article number entered, click on the command Generate PDF. The PDF file with the accessories data will be created in the language selected. Direct access for all instruments If you are unable to find your instrument using the search as described above, this may be due to the instrument not being sold anymore.
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ Index Index Numbers/Symbols 6.2151.000 controller cable ..... 10 685 Dosimat ............................ 13 700 Dosino .............................. 13 800 Dosino .............................. 13 801 Stirrer ................................ 14 803 Ti Stand ............................. 14 804 Ti Stand ............................. 14 805 Dosimat ............................ 13 A ADD ........................................... 2 B Balance ....................................
