Table of figures – Metrohm 894 Professional CVS User Manual
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Table of figures
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894 Professional CVS
Table of figures
Front 894 Professional CVS ................................................................ 8
Rear 894 Professional CVS ................................................................. 9
RDE measuring head - Overview ...................................................... 11
Measuring head connector plate ..................................................... 12
Measuring head insert ..................................................................... 14
Tubing connection port (measuring head arm) ................................ 15
Do not touch the drive disk ............................................................. 18
Inserting the measuring head .......................................................... 18
Removing the stopper from the pipetting opening ........................... 19
Removing the measuring head cover ............................................... 19
Removing the protective cap from the electrode tip ......................... 21
Tightening the electrode tip to the driving axle ................................ 21
Working electrode, installed ............................................................ 21
Fastening the drive belt ................................................................... 22
Connecting the working electrode ................................................... 23
Assembling the reference electrode with the electrolyte vessel ........ 24
Connecting the reference electrode ................................................. 25
Connecting the auxiliary electrode ................................................... 26
Inserting the fourfold micro dosing tip ............................................. 28
Screwing a PTFE capillary to a dosing unit ........................................ 28
Sealing the PTFE capillary of a fourfold micro dosing tip ................... 29
Inserting a PEEK capillary into the measuring head ........................... 30
Screwing a capillary to a dosing unit ................................................ 32
Inserting a piece of FEP tubing into the measuring head .................. 34
Installing the measuring head cover ................................................. 34
Inserting the stopper in the pipetting opening ................................. 35
Installing a bottle cap with tubings to a rinsing canister ................... 36
Connecting the 5-way tubing connector to a waste canister ............ 37
Connecting an FEP tubing to the dosing unit (VMS) ......................... 38
Connecting a dosing device to an MSB socket ................................. 41
Connecting an external pump using the remote cable ..................... 51
Connecting an external pump to the tower ..................................... 51
Manual operation - Electrical connection ......................................... 57
Semiautomated operation – Electrical connections .......................... 58
Semiautomated operation – Tubing setup with two dosing units ..... 59
Semiautomated operation – Tubing setup with four dosing units ..... 60
Automated operation – Electrical connections ................................. 63
Automated operation – Tubing configuration – Overview ................ 65