Metrohm 855

Table of contents
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IV
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855 Robotic Titrosampler
3.11 Connecting the tower stirrer ............................................. 31
3.12 Connecting an external pump ........................................... 32
3.13 Connecting MSB devices .................................................... 33
3.13.1 Connecting a dosing device ................................................... 34
3.13.2 Connecting a stirrer or titration stand .................................... 35
3.13.3 Connecting a Remote Box ..................................................... 36
3.14 Connecting USB devices ..................................................... 37
3.14.1 Connecting a barcode reader ................................................. 37
3.15 Mounting the base plate ................................................... 39
3.16 Mounting the drip pan ....................................................... 40
3.17 Attaching a sample rack .................................................... 41
3.18 Mounting the safety shield ................................................ 42
4 Operation and maintenance 44
4.1 General notes ...................................................................... 44
4.2 Care ...................................................................................... 44
5 Troubleshooting 45
5.1 Sample Processor ............................................................... 45
5.2 Robotic arm ......................................................................... 45
5.3 Pump .................................................................................... 46
6 Appendix 47
6.1 Beaker sensor ..................................................................... 47
6.2 Rinsing nozzles ................................................................... 47
6.3 Remote interface ................................................................ 48
6.3.1 Pin assignment of the remote interfaces ................................ 49
6.4 Stirring rate ......................................................................... 50
6.5 Robotic arms ....................................................................... 51
6.5.1 Robotic arms for titration ....................................................... 51
6.5.2 Robotic arms for sample preparation ..................................... 53
6.5.3 Robotic arms for special applications ..................................... 54
7 Technical specifications 55
7.1 Measuring interface ........................................................... 55
7.1.1 Potentiometry ........................................................................ 55
7.1.2 Polarizer ................................................................................ 55
7.1.3 Temperature .......................................................................... 56
7.2 Lift and turntable ............................................................... 56
7.3 Membrane pump(s) with valve .......................................... 57