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Digest System K�437

Operation Manual

11593500

 

en

Содержание K-437

Страница 1: ...Digest System K 437 Operation Manual 11593500 en...

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Страница 3: ...System 15 4 4 Rear connections of the Digest System 15 5 Putting into operation 16 5 1 Installation site 16 5 2 Electrical connections 16 5 3 Hose connections 17 Read this manual carefully before ins...

Страница 4: ...n tubes 24 7 4 Sealing system 24 7 4 1 Cleaning the seals 24 7 4 2 Replacing the seals 24 7 5 Exhaust unit 24 7 6 Power supply fuse 25 7 7 Customer service 25 8 Troubleshooting 26 8 1 Malfunctions and...

Страница 5: ...lar NOTE The symbols pertaining to safety WARNINGS and ATTENTIONS are explained in chapter 2 Reference documents For information on the Digestion Unit and the Scrubber please refer to the correspondin...

Страница 6: ...ho are currently being trained require careful instruction The present Operation Manual serves as the basis for this 2 2 Proper use K 437 The instrument has been designed and built for laboratories It...

Страница 7: ...ed and built in accordance with state of the art technology Neverthe less risks to users property and the environment can arise when the instrument is used carelessly or improperly The manufacturer ha...

Страница 8: ...e Always be aware of the explosion risk when working with hazardous substances or with substances of unknown composition Always provide a good ventilation within or in the vicinity of the system 2 6 3...

Страница 9: ...proper condition only and that maintenance service and repair jobs are performed with care and on schedule and by autho rized personnel only Spare parts to be used Use only genuine consumables and ge...

Страница 10: ...ta requirements and performance data 3 1 Scope of delivery Check the scope of delivery according to the order number NOTE For detailed information on the listed products see www buchi com or contact y...

Страница 11: ...Acces sories 43963 3 1 3 Standard accessories K 437 Table 3 3 Standard accessories K 437 Product Order number 1 suction module complete 38561 1 rack 20 spaces 38621 20 digestion tubes 5 x set of 4 tub...

Страница 12: ...r COD 43955 3 1 5 Optional accessories K 437 Table 3 5 Optional accessories K 437 Product Order number Water jet pump made of plastic 02913 PTFE seal for suction tube set of 20 sealings 38623 Retainin...

Страница 13: ...COD Accessory COD Accessory Thermal stability of heating block 2 C at temperatures 200 C Heating up period Up to around 150 C within 10 minutes 3 3 Materials used Table 3 8 Materials used for the K 4...

Страница 14: ...rument shows how it is structured and gives a functional description of the assemblies 4 1 Functional principle of the Digest System The Digest System K 437 is suitable for digestion processes with co...

Страница 15: ...Application parameters are listed in official methods or in the BUCHI Application Note COD determination Fig 4 2 Overview of the COD Accessory 4 3 Controls of the Digest System 2 4 3 1 6 5 a Indicato...

Страница 16: ...with a Scrubber place it on the left side of the K 437 The Scrubber ventilation is located on the left side In case the Digest System is placed on the left side cool air will hit the dige stion sampl...

Страница 17: ...e hose connections are as short as possible WARNING Danger of toxication When working with a water jet pump poisonous and caustic gases can escape into the environment Make sure that the suction outpu...

Страница 18: ...hat the seals on the suction pipes be properly installed and fit the glass evenly To vaporize larger amounts of water 10 ml it is advisable to use digestion rods as this will prevent boiling delays If...

Страница 19: ...press the START button The connected Scrubber will start automatically Start up the Scrubber or water jet pump before gases can develop After the digestion process is finished put the sample rack int...

Страница 20: ...anually Editing the digestion parameters during the digestion process 420 120 READY 422 115 The inputs can be changed by pressing the TEMP or TIME buttons Press ENTER to con firm the changes 420 120 R...

Страница 21: ...nue to operate After the cooling procedure is finished the Scrubber can be switched off by pressing the STOP button Removing the sample rack Swivel back the suction module and remove the sample rack w...

Страница 22: ...aximum tempera ture ex works is limited to 420 C If a lower or higher digestion temperature is required it can be changed here within a range of between 100 C minimum and 450 C maximum ATTENTION Diges...

Страница 23: ...ive eye goggles protective clothing and gloves when maintaining the instrument Check the instrument for proper operation after any repair work 7 1 Housing Check the housing for defects switches plugs...

Страница 24: ...emove the retaining plate after washing The digestion tubes are now clean and ready for the next analysis 7 4 Sealing system ATTENTION When removing and reinstalling the seals and gaskets make sure no...

Страница 25: ...rvice personnel are allowed to perform repair work on the instrument These persons have a comprehensive technical training and knowledge of possible dangers which might arise from the instrument Addre...

Страница 26: ...er who has access to the official service manuals In this case please refer to your local BUCHI customer service agent 8 1 Malfunctions and their remedy Table 8 1 General malfunctions and their remedy...

Страница 27: ...l dangerous substances from the instrument and clean it thoroughly Store and transport the instrument in its original packaging WARNING The K 437 weighs 35 kg For this reason manual handling of the in...

Страница 28: ...prior written permission of the manufacturer 1 5 3 4 2 6 7 Fig 10 1 Spare parts K 437 Table 10 1 Spare parts K 437 and general Position Product Order number a Rack 20 spaces complete 38621 b Sample tu...

Страница 29: ...10 Spare parts 29 K 437 Operation Manual Version A Table 10 1 Spare parts K 437 and general cont Position Product Order number ECO 11057983 Antifoam 11057984 Copper Micro 11057985...

Страница 30: ...ause harmful interference in which case the user will be required to correct the interference at his own expense Fran ais Cet appareil a t test et s est av r conforme aux limites pr vues pour les appa...

Страница 31: ...11 Declarations and requirements 31 K 437 Operation Manual Version A 11 2 Declaration of conformity...

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Страница 34: ...B CHI Labortechnik AG CH 9230 Flawil 1 Switzerland T 41 71 394 63 63 F 41 71 394 65 65 www buchi com Quality in your hands...

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