Metrohm 833 IC Liquid Handling Unit User Manual

Page 56

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6 833 IC Liquid Handling Sample Preparation Unit

833 IC Liquid Handling Unit / Instructions for Use 8.833.1003

48

The peristaltic pumps of the 833 IC Liquid Handling Pump Unit and the

833 IC Liquid Handling Sample Preparation Unit start immediately when

the system is activated (recording the baseline). This is done by

activating the option

’Start pump with startup hardware’

in IC Net for each

instrument.

Catex.smt
The program for the 766 IC Sample Processor is as follows:

001 Ctrl INIT

819

002 Move

sample

003 Lift work

004 Ctrl ZERO

1

005

Ctrl

FILL A 1

006 Pump

120

s


007 Ctrl INJECT

A1

008

Ctrl

STEP MSM 833

Initializes remote lines at 819

Moves needle to sample position

Moves lift with needle to working height

Triggers autozero at 819 IC Detector

Switches injection valve A at 820 to "Fill"

Transfers sample to sample loop via sample
preparation module (*)

Switches injection valve A at 820 to "Inject"

Switches sample preparation module to next
position

(*) The time for transferring the sample via the sample preparation module must

be adequate, but should be kept as short as possible in order to minimize
contamination of the downstream enrichment column with unwanted anions
from the water used.

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