1593546 en KjelDigester K-446/K-449 Operation Manual
Imprint Product Identification: Operation Manual, KjelDigester K-446/K-449 11593546 en Publication date: 09.2013, Version A BÜCHI Labortechnik AG Meierseggstrasse 40 Postfach CH-9230 Flawil 1 E-Mail: quality@buchi.com BUCHI reserves the right to make changes to the manual as deemed necessary in the light of experience; especially in respect to structure, illustrations and technical detail. This manual is copyright.
Table of contents 1 2 3 4 General 7 1.1 About this manual....................................................................................... 7 1.1.1 Structure of the manual..................................................................... 7 1.1.2 Additional user information................................................................ 8 1.1.3 Available languages........................................................................... 8 1.1.4 Reference documents.............................
5 6 4 4.3 Function.................................................................................................... 21 4.3.1 Digestion process........................................................................... 21 4.4 Control panel............................................................................................ 22 4.4.1 Control panel display....................................................................... 22 4.4.2 Control panel buttons........................................
6.8.2 6.8.3 6.8.4 6.8.5 6.8.6 6.8.7 6.8.8 7 8 9 Digestion process, automatic mode................................................ 41 Digestion process, delayed start..................................................... 42 Set parameters for an automatic digestion...................................... 43 Edit a method................................................................................. 44 Select a method..............................................................................
10 Spare parts 63 10.1 General information................................................................................... 63 10.2 Spare parts KjelDigester K-446/K-449...................................................... 64 10.3 Optional accessories................................................................................. 67 10.3.1 Kjeldahl Tablets............................................................................... 68 11 Appendix 69 11.1 FCC requirements (for USA and Canada).....
1 1 General General This manual describes the KjelDigester K-446 and K-449 and provides all information required for its safe operation and to maintain it in good working order. It is addressed to laboratory personnel in particular. 1.1 About this manual Read this manual carefully before installing and running the device. Note the safety precautions in chapter 2 in particular. Store the manual in the immediate vicinity of the device, so that it can be consulted at any time. 1.1.
1 General 1.1.2 Additional user information Page number The page number in the footer contains the current chapter (e.g. 1 – 12) and the page number (e.g. 1 – 12). Cross-references Cross-References consist at least the chapter and the page number (1 – 12). NOTE Paragraphs starting with NOTE transport helpful information for working with the device/software. NOTE’s are not related to any kind of hazard or damage. 1.1.
1 1.2 1.2.1 MSDS Material safety data sheets No Number Pcs Pieces PTFE Polytetrafluoroethylene Qty Quantity General About the KjelDigester K-446/K-449 General information No technical modifications may be made to the device without the prior written agreement of BUCHI. Unauthorized modifications may affect the system safety or result in accidents. 1.2.2 Type plate Type plate is located on the right side of the KjelDigester. Fig. 1.
1 General 1.3 Scope of delivery Description 1 – 10 Qty Order number KjelDigester ∙∙K-446 with standard suction module ∙∙K-446 suction module with condensate trap ∙∙K-449 with standard suction module ∙∙K-449 suction module with condensate trap 1 – – – – – 1154461000 1154462000 1154491000 1154492000 Drip tray holder 1 11059804 Drip tray 1 11059031 Sample tube, 300 mL (4 pcs.) 5 037377 Rack 1 11059831 Hose 1.
2 2 Safety Safety The safety of the user and personnel can only be ensured if the safety instructions and the safety related warnings in the individual chapters are strictly observed and followed. Therefore, the manual must always be available to all persons performing tasks described herein. 2.1 User qualifications Before using the KjelDigester the operation manual must be read and understood.
2 Safety Fig. 2.1 Example of warning a Safety symbol d Result of danger if not avoided b Source of danger e Warning title c Instruction to avoid danger 2.3.2 Symbols The reference list incorporates safety symbols and their meaning. The symbols can occur in this operation manual or on the device.
2 Safety Mandatory safety symbols Symbol 2.4 2.4.1 Meaning Symbol Meaning Wear protective goggles Wear protective clothes Wear protective gloves Heavy load, lift with assistance General safety rules Responsibility of the operator The head of the laboratory is responsible for training his personnel. The operator shall inform the manufacturer without delay of any safety-related incidents which might occur during operation of the device or its accessories.
2 Safety 2.5 Product safety The device is designed and built in accordance with current state-of-the-art technology. Nevertheless, risks to users, property, and the environment can arise when the device is used carelessly or improperly. BUCHI has identified the following residual dangers emanating from the device: ∙∙The device is operated by insufficiently trained personnel. ∙∙The device is not operated according to its proper use.
2 Safety WARNING Risk of chemical burns from hot acid or peroxide fumes! Serious injuries or death can result. 1. 2. 3. 4. 5. 6. 7. Do not operate the system with faulty parts. Check device setup for proper sealing before use. Do not inhale process fumes. Operate the device inside an active fume hood. Use a Scrubber or water jet pump to neutralize exhaust fumes. Do not move the device or parts of it during digestion. Always wear the personnel protective equipment.
2 Safety WARNING Risk of explosion and chemical burns! Serious injuries or death can result. 1. 2. 3. 4. 1. 2. 3. 2.5.3 Wear the personal protective equipment. Make sure all components are in proper working condition. Operate the device inside an active fume hood. Follow the safety instructions in the application notes. Use the user protection shield at any time during sample preparation and during digestion (both H 2O 2 and TKN). ∙∙User protection shield, installation, (5–32).
3 3 3.1 Technical data Device dimensions 3.1.1 K-446 3.1.2 K-449 3.2 Technical data General technical data Description K-446 K-449 Weight, total 30 kg 37.3 kg Weight, w/o accessory 18.5 kg 25.
3 Technical data 3.2.1 3.2.2 3 – 18 Description K-446 K-449 Display 2 row LCD display 2 row LCD display Resolution temperature display 1 °C 1 °C Temperature range 30 – 450 °C 30 – 450 °C Average temperature stability ±1 °C ±1 °C Absolute temperature accuracy ±7 °C at 420 °C ±7 °C at 420 °C Description K-446 K-449 Input voltage 220 – 240 V ±10 % 220 – 240 V ±10 % Frequency 50 – 60 Hz 50 – 60 Hz Power consumption max. 2300 W 2300 W Output current, Scrubber 0.7 A 0.
4 4 4.1 Description of function Description of function Purpose and design The KjelDigester is suitable for digestion processes with concentrated boiling H2SO4 and a catalyst. The digestion parameters are listed in the BUCHI Application Notes. 4.2 4.2.1 KjelDigester overview Front and side view Fig. 4.
4 Description of function 4.2.2 Rear view Fig. 4.2 KjelDigester rear view a Eye bolt c Interface Scrubber b Power supply KjelDigester 4.2.3 Top-side view Fig. 4.3 Heating block components a Magnet e Main switch b Scrubber hose bracket f Measuring point for external temp.
4 4.3 Description of function Function The KjelDigester is used to convert organic bound nitrogen (e.g. in proteins) in a sample into ammonium sulfate. During the digestion process, acid fumes and reaction gases may emerge and are handled by the Scrubber. The Scrubber is connected to the KjelDigester for neutralizing acid fumes and adsorbing unpleasant odors. 4.3.
4 Description of function 4.4 4.4.1 Control panel Control panel display Fig. 4.5 K-449 Display a Display, (4–22) c LED heating block (flashing), (4–22) b LED heating block (on/off), (4–22) Display Shows various informations such as set and actual temperatures, heating and cooling time. LED heating block (on/off) On: The heating block is heating. Off: The heating block is turned off and the temperature is below 60 °C.
4 Description of function Time Range 0 – 999 minutes Activates the heating time value for an adjustment. Temperature Range 30 – 450 °C Activates the heating temperature of the heating block for an adjustment. Start Starts a digestion process. Stop ∙∙Stops a digestion process. ∙∙Enables access to the settings menu. ∙∙Stops the Scrubber. Method (K-449 only) Range 0 – 9 methods Up to 9 methods can be programmed. Each method contains 4 adjustable steps. In each step, the temperature and time can be set.
4 Description of function 4.5 Rack, cooling and heating position Fig. 4.7 Cooling and heating position of the samples a Rack in cooling position b Rack in heating position In the cooling position the rack hangs over the heating block, the samples are not heated. In the heating position the sample are lowered into the heating block for digestion. For the KjelDigester K-446, the rack is moved between the two positions by hand, for the K-449 via the automatic lift. 4.
5 5 5.1 Installation Installation Unpacking DANGER Risk pacemaker malfunction! Death or serious injuries can result. 1. Keep a distance of at least 15 cm between a pacemaker and the magnets of the rack support. CAUTION Risk of injuries due to weight of the device! Minor or moderate injuries can result. 1. Call a second person to lift the device. 2. Do not lift the device alone. 1. Unpack the device. CAUTION Risk of cuts from damaged glass parts! Minor or moderate cuts can result. 1. 2. 3. 4. 2. 3. 4.
5 Installation 5.3 Transport lock, removal 1. Remove the 2 screws a and spacers b from the heating block. 2. Keep the removed parts for future transportation. 5.4 Device assembly 5.4.1 5 – 26 Drip tray, installation 1. Install the drip tray holder a at the two holes on the left side of the device.
5 2. Installation Place the drip tray a in the drip tray holder b. 5.4.2 Suction module, installation 1. Hold the suction module on both handles a and place it on the rack support c. ∙∙Make sure both hinge bolts b are located in the notches of the rack support. NOTE The magnets d on the rack support will hold the suction module in the open position. 5.4.3 Scrubber/water jet pump, connection aPreliminary tasks 1. Operation Manual Place the Scrubber next to the KjelDigester on the left side.
5 Installation bTasks WARNING Risk of acid or toxic fume inhalation. Serious injuries or death can result. 1. Always run the Scrubber or water jet pump during the digestion process. 2. Operate the Scrubber and KjelDigester only in a fume hood. 3. Close the fume hood door as far as possible. NOTICE Risk of wrong power input on the Scrubber. Wrong input voltage of the Scrubber can damage electronic components. 1. Do only connect a Scrubber with 230 V input to the KjelDigester.
5 5.4.4 Installation Device fixation (earthquake) NOTICE Risk of device damage from earthquakes. An unsecured device can be damaged in earthquake prone regions. 1. Use the eye bolts on the rear of the device for fixation. 1. 5.4.5 Tie down the device on the 2 eye bolts a on the rear of the device. ∙∙Eye bolt M4×10 Electrical connection NOTICE Risk of electrical damage. The device can be damaged by the wrong power supply and input voltage. 1.
5 Installation 5.5.2 Adjust the contrast aPreliminary tasks 1. 5.5.1 Accessing the settings menu, (5–29). bTasks 1. 2. 3. 5.5.3 Press a [STOP]. ∙∙The contrast menu appears. Set the contrast to the desired value by pressing b [+/-]. Press c [ENTER] to confirm the new value. Adjust the maximum temperature aPreliminary tasks 1. 5.5.1 Accessing the settings menu, (5–29). bTasks 1. Press a [STOP] until the maximum temperature menu appears.
5 5.5.4 Installation Adjust the temperature offset aPreliminary tasks 1. 5.5.1 Accessing the settings menu, (5–29). bTasks 1. 2. 3. 5.5.5 Press a [STOP] until the offset menu appears. Set the temperature offset to the desired value by pressing b [+/-]. ∙∙The offset value can be measured with a additional temperature sensor. Press c [ENTER] to confirm the new value. Set the clock (K-449 only) aPreliminary tasks 1. 5.5.1 Accessing the settings menu, (5–29). bTasks 1. 2. 3. 4. 5.
5 Installation bTasks WARNING Risk of acid or toxic fume inhalation with a wrong setting of the Scrubber control. Serious injuries or death can result. 1. Make sure the Scrubber is removing fumes during the complete digestion process. 1. 2. 3. 4. 5. Press a [STOP] until the Scrubber control menu appears. Adjust the interval time for switching on the Scrubber by pressing b [+/-]. ∙∙Range 0 – 255 minutes. Press c [ENTER] to confirm the new value.
5 5.7 Installation Condensate bottle, installation CAUTION Risk of acid or peroxide fume inhalation! Minor or moderate chemical burns of the airways. 1. Keep the suction hoses between the KjelDigester and Scrubber as straight as possible to prevent liquid blocking the hoses. 2. Make sure the condensate bottle is placed lower than the suction module. 3. Operate and maintain the Scrubber according to its operation manual. 4. Make sure the hoses are not damaged. 1. 2.
5 Installation 5.8 5 – 34 Air supply hose, installation 1. Remove the 2 TORX-screws b. 2. Position the air supply hose a on the housing of KjelDigester and tighten the 2 TORX-screws. ∙∙040079 Air supply hose 3. Guide the hose inlet to the outside of the fume hood to provide fresh air to the electronic components.
6 6 Operation Operation WARNING Risk of poisoning from contact with or ingestion of harmful substances and fumes at use! Serious injuries or death can result. 1. Before operation, check the device for correct assembling. 2. Before operation inspect sealing, springs glass parts and hoses for good condition and tightness. 3. Exchange worn out or defective parts. 4. Withdraw released fumes and gaseous substances by a Scrubber or water jet pump. 5.
6 Operation NOTICE Risk of material damage due to wrong handling. Improper handling of device components can cause a device damage. 1. Do not use cold water to cool down hot sample tubes after digestion. 2. Make sure that the rack containing the sample tubes is placed in and removed from the digestion block with reasonable care. 3. Make sure that the rack is properly adjusted at the lift of the K-449, to make the tubes smoothly slight into the openings of the digestion block. 4.
6 6.3.2 6.4 Operation K-449 1. Press Method [METH] and select method number 0 by pressing c [+/-], press d [ENTER] to confirm. 2. Method number 0 is used for a manual digestion or to heat the device without lift movement. 3. Press a [TEMP] and adjust the temperature by pressing c [+/-]. 4. Press d [ENTER] to confirm the new value. 5. Press b [TIME] and adjust the time by pressing c [+/-]. 6. Press d [ENTER] to confirm the new value.
6 Operation 6.5 Abort a digestion 1. Press stop [STOP] at any time during the digestion to abort a process. NOTE The Scrubber continues to run until the stop [STOP] button is pressed again. CAUTION Risk of burns from hot rack handles! Minor or moderate burns can result. 1. Wear protective gloves when lifting the rack. Rack handles can exceed temperatures of 70 °C. 2. 3. 6.6 On the K-446: ∙∙Lift the rack and suction module out of the heating block into the cooling position.
6 6.7 6.7.1 Operation KjelDigester K-446 Digestion process aPreliminary tasks 1. 2. 3. Turn on the main switch. Set the desired temperature and time. ∙∙6.3 Set parameters for manual digestion, (6–36) Press the start [START] button. ∙∙The preheating of the heating block starts. ∙∙When the set temperature is reached ready [READY] appears on the display. bTasks 1. 2. 3. 4. 5. 6. 7. 8. Place the sample tubes into the rack. Pour the samples and reagents into the sample tubes.
6 Operation CAUTION Risk of burns from hot rack handles! Minor or moderate burns can result. 1. Wear protective gloves when lifting the rack. Rack handles can exceed temperatures of 70 °C. 11. 12. 13. 14. 15. 6.8 6.8.1 Place the rack in the cooling position when the digestion is finished. ∙∙A beep sound is audible for 10 seconds to inform the user about the finished digestion. ∙∙The message [FINISH] appears on the display. Wait until the samples are cooled down.
6 Operation WARNING Risk of acid or toxic fume inhalation. Serious injuries or death can result. 1. Always run the Scrubber or water jet pump during the digestion process. 2. Operate the Scrubber and KjelDigester only in a fume hood. 3. Close the fume hood door as far as possible. 8. 9. 10. 11. 12. 13. 14. 6.8.2 Press the start button. ∙∙The rack lowers automatically into the heating block. ∙∙The Scrubber starts (if connected). Start the Scrubber (if not connected) or the water jet pump.
6 Operation WARNING Risk of acid or toxic fume inhalation. Serious injuries or death can result. 1. Always run the Scrubber or water jet pump during the digestion process. 2. Operate the Scrubber and KjelDigester only in a fume hood. 3. Close the fume hood door as far as possible. 8. Start the Scrubber (if not connected) or the water jet pump. ∙∙The device beeps 3 times before the lift starts moving down into heating position. cFollow-on tasks 1. 2. 3. 4. 6.8.
6 6.8.4 Operation Set parameters for an automatic digestion 1. Press Method [METH]. 2. Select a method number between 1 and 9. ∙∙6.8.6 Select a method, (6–44). 3. Press c [STEP]. ∙∙The text [STARTTIME] on the display appears. 4. Set a delayed start time if required or press c [STEP] to continue. ∙∙6.8.7 Set up a delayed start time, (6–44). 5. Press a [TEMP] and adjust the temperature by pressing d [+/-]. 6. Press e [ENTER] to confirm the new value. 7.
6 Operation 6.8.5 Edit a method 1. Edit a method according to the next step: ∙∙6.8.4 Set parameters for an automatic digestion, (6–43). 6.8.6 Select a method 1. Press a [METH]. ∙∙The method number flashes. 2. Select the desired method number by pressing b [+/-]. 3. Press c [ENTER] to confirm the method. NOTE Method number 0 is reserved for the manual mode. 6.8.7 Set up a delayed start time 1. Select the desired method. 2. Press b [STEP]. ∙∙The text [STARTTIME] on the display appears. 3.
6 6.8.8 Operation Moving the lift up or down WARNING Risk of hand bruising and burns due to the moving lift! Serious injuries or death can result. 1. Do not reach between the heating block and rack during the lift movement. 2. Do not touch the device during the lift operation. 1. Operation Manual Move the lift up or down by pressing a or b [UP/DOWN]. ∙∙The lift moves automatically in the automatic mode. NOTE The lift can be moved manually at any time.
6 Operation 6 – 46 KjelDigester K-446/K-449 Operation Manual
7 7 Maintenance Maintenance All maintenance and repair work described in this manual can be carried out by the operator. All other tasks must be carried out by trained service personnel. Therefore contact the BUCHI customer service or the sales representative. Use only genuine BUCHI consumables and spare parts for maintenance to assure good device performance, reliability and safety. Any modifications of spare parts or assemblies are only allowed with the prior written permission of BUCHI. 7.1 7.1.
7 Maintenance 7.1.4 Maintenance every year or after every 1000 digestion cycles No 7.1.5 Task 1. Check the rechargeable battery (8–58) 2. Replace the sealings and springs of the suction module (7–50) Maintenance every 3 years No Task 1. Replace the rechargeable battery 7.2 7.2.1 (7–52) Cleaning KjelDigester, cleaning NOTICE Risk of liquids leaking into the housing or electrical components! Device damage by liquids and detergents and corrosion through chemicals. 1. 2. 3. 4.
7 Maintenance 7.2.2 Scrubber hose, cleaning 1. Disconnect the Scrubber hose on the both ends (Scrubber and KjelDigester). 2. Carry the hose with both openings showing upwards to prevent liquid to leak out. 3. Flush hose with hot water. ∙∙Use ethanol as a detergent for major contaminants. 4. Reconnect the hose on the Scrubber and KjelDigester. 7.2.3 Suction module sealing and spring, cleaning aPreliminary tasks 1. Remove the suction module (7–54). bTasks 1. 2. 3. 4. 5. 6.
7 Maintenance Tubes and rack NOTE To clean the tubes and rack together in the dishwasher additional accessories are required. 1. 2. 3. Place the sample tubes and rack b on the rack stand c. Install the retaining plate a and lock it with the 2 latches d to secure the sample tubes. Turn the rack upside down and place it in the dishwasher. aFollow-on tasks 1. 7.3 Check the glass parts (8–58). Suction module sealing and spring ,replacement aPreliminary tasks 1.
7 Maintenance bTasks NOTICE Risk of sealing damage by sharp objects. The sealings can be damaged by the use of sharp objects. 1. Do not bring sealings in contact with sharp objects. 2. Use ethanol or soapy water as detergent only. 3. Do not lubricate sealings. 7.4 1. Hold back the suction tube a and pull down the sealing c by hand. NOTE Replacing the sealing under running, warm water will ease the removal. 2. Remove the spring b. 3. Install the spring and sealing in reverse order.
7 Maintenance 7. 7.5 If the fuse brakes repeatedly contact the customer support. ∙∙8.1 Customer service, (8–55). Rechargeable battery (K-449 only), replacement aRequired tools: • TORX screw driver T10 bPreliminary tasks 1. 2. Remove the drip tray and store it on the drip tray holder on the left side of the device. Remove the suction module (7–54). cTasks 1. Make sure the lift is in the cooling position.
7 6. 7. Move the battery a upwards out of the bracket b. Disconnect the electrical plug c of the battery cable. 8. 9. Install the new battery. Assemble in reverse order. Maintenance dFollow-on tasks 1. Operation Manual Check the rechargeable battery (8–58).
7 Maintenance 7.6 Suction module, removal 1. Disconnect the Scrubber hose c from the fume collection tube and store it the bracket left of the device. 2. Hold the suction module a on both handles b and lift it up and to the rear. NOTE The magnets on rack support will hold the suction module back until the force of the magnetic field is overcome by lifting up. CAUTION Risk of chemical burns from acid! Minor or moderate cuts can result. 1. Wear the personal protective equipment. 3.
8 8 8.1 Troubleshooting Troubleshooting Customer service Only authorized service personnel are allowed to perform repair work on the device which is not described in this manual. Authorization requires a comprehensive technical training and knowledge of possible dangers which might arise when working at the device. Such training and knowledge can only be provided by BUCHI.
8 Troubleshooting 8.3 8.3.1 Faults Broken sample tube during digestion WARNING Risk of burns from corrosives! Serious injuries or death can result. 1. Observe all MSDS of the used chemicals. 2. Handle corrosives in well ventilated environments only. 3. Wear the personnel protective equipment. WARNING Risk of acid or toxic fume inhalation! Serious injuries or death can result. 1. Run a Scrubber or water jet pump during a digestion and cool down time. 2. Close the fume hood as far as possible. 1. 2. 3. 4.
8 Troubleshooting aFollow-on tasks 1. 2. 8.3.2 Clean the KjelDigester (7–48). Check the glassware (8–58). Power supply failure [ERR 1] during a digestion CAUTION Risk of acid or toxic fume inhalation! Minor or moderate chemical burns of the airways. 1. Close the door of the fume hood as far as possible. 2. Leave the room. 1. 2. 3. 4. 8.3.3 8.4 8.4.1 Close the door of the fume hood as far as possible. Leave the room and secure it until no fumes are left.
8 Troubleshooting aResults Sealings and springs show no damage: ∙∙The sealings and springs are O.K. Sealings and springs are damaged or show wear: ∙∙Replace the sealings and springs (7–50). 8.4.2 Glass parts, check 1. Check all glass parts for scratches a or chips b: ∙∙Sample tubes ∙∙Suction tubes ∙∙Fume collection tube ∙∙Hose connector NOTE Sample tubes with scratches or chips can break during a digestion. aResults Glass parts show no damage: ∙∙The glass parts are O.K.
8 Troubleshooting aResults The lift moves completely up to the cooling position: ∙∙The battery is O.K. The lift does not completely move up to the cooling position: ∙∙Replace the rechargeable battery (7–52). bFollow-on tasks 1. Operation Manual After restarting the device press [STOP] to clear the error message [ERR 1].
8 Troubleshooting 8 – 60 KjelDigester K-446/K-449 Operation Manual
9 9 Taking out of operation Taking out of operation CAUTION Risk of injuries due to weight of the device! Minor or moderate injuries can result. 1. Call a second person to lift the device. 2. Do not lift the device alone. 9.1 Transport aPreliminary tasks 1. 2. Prepare the original packaging. Make sure the device is free of any liquids and residues. ∙∙7.2.1 KjelDigester, cleaning, (7–48). bTasks 1. 2. 3. 9.2 Install the transport lock in reverse order according to: ∙∙5.
9 Taking out of operation 9.3 9 – 62 Materials used Part Material Magnet Neodymium Coating Polyester/epoxy Lift guide Polyethylene Heating block Aluminum AlMgSi 1 Sealing (suction module) PTFE Spring (suction module) Stainless spring steel Insulation Superwool blanket 607 (SiO2/CaO/MgO) Housing, Rack Sheet steel, stainless (1.4301/1.4016) Glass components Borosilicate 3.
10 10 10.1 Spare parts Spare parts General information Always state the part number and product description when ordering spare parts. Use only genuine BUCHI consumables and spare parts for maintenance to assure good system performance, reliability and safety. Any modifications of spare parts or assemblies are only allowed with the prior written permission of BUCHI. Description: ∙∙Shows the nomenclature of item. ∙∙Shows technical information e.g. diameter, length, weight.
10 Spare parts 10.
10 Position Description Qty Spare parts Order number a Sealing PTFE 10 11059764 b Spring 10 11059765 c Suction tube, standard 1 11058651 d Suction tube with condensate trap 1 11058827 e Fume collection tube 1 11058825 Operation Manual KjelDigester K-446/K-449 10 – 65
10 Spare parts Picture 10 – 66 Description Qty Order number Heating block cover 1 11058793 Rechargeable battery (including connection cable) 1 11059102 Hose connector 1 11057159 Catchpot clip 1 11057149 Fuse 10 A 10 016952 Power supply cable ∙∙Type CH ∙∙Type Schuko ∙∙Type GB ∙∙Type USA ∙∙Type AUS 1 – – – – – – 010010 010016 017835 033763 017836 Hose EPDM 8/1500 mm 1 11056005 KjelDigester K-446/K-449 Operation Manual
10 10.
10 Spare parts Picture 10.3.1 10 – 68 Description Qty Order number Digestion rod 10 043087 Condensate bottle 1 025100 Wire brush 1 043929 Connecting cable to Scrubber 1 030973 IQ/OQ set (en) 1 11059762 Repeating OQ (en) 1 11059763 Scrubber K-415 (TripleScrubECO) 1 114152331 Water jet pump made of plastic 1 002913 Description Qty Order number Titanium (3.71 g) 3.500 g K 2SO4, 0.105 g CuSO4 × 5 H2O, 0.105 g TiO2 1000 11057980 Missouri (5.00 g) 4.980 g K 2SO4, 0.
11 11 11.1 Appendix Appendix FCC requirements (for USA and Canada) aEnglish: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to both Part 15 of the FCC Rules and the radio interference regulations of the Canadian Department of Communications. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
11 Appendix 11.
Index A Abbreviations....................................................8 Abort a digestion.............................................38 Accessories.....................................................67 Air supply hose................................................34 Automatic digestion.........................................43 Automatic mode.............................................. 41 B Battery................................................ 16, 24, 52 Beeping sound..............................
R Rack stand................................................ 50, 67 Rack support...................................... 20, 25, 47 Rechargeable battery................................ 16, 52 Retaining plate........................................... 50, 67 S Safety elements............................................... 16 Safety symbols................................................ 12 Sample tube..............................................49, 56 Scope of delivery.........................................
Quality in your hands Find your BUCHI Contacts: BÜCHI Labortechnik AG CH – 9230 Flawil 1 T +41 71 394 63 63 F +41 71 394 65 65 buchi@buchi.com www.buchi.com BUCHI Italia S.r.l. IT – 20010 Cornaredo (MI) T +39 02 824 50 11 F +39 02 57 51 28 55 italia@buchi.com www.buchi.it BUCHI Hong Kong Ltd. HK – Central T +852 2389 2772 F +852 2389 2774 china@buchi.com www.buchi.com.cn Nihon BUCHI K.K. JP – Tokyo 110-0008 T +81 3 3821 4777 F +81 3 3821 4555 nihon@buchi.com www.nihon-buchi.
