Metrohm 881 Compact IC pro – Anion User Manual

Page 6

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Table of contents

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IV

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881 Compact IC pro – Anion

3.12 Pulsation absorber ............................................................. 36

3.13 Injection valve ..................................................................... 37
3.13.1

Connecting the injection valve ............................................... 37

3.13.2

Mode of operation of the injection valve ............................... 39

3.13.3

Selecting the sample loop ...................................................... 40

3.14 Column heater .................................................................... 40

3.15 Peristaltic pump .................................................................. 44
3.15.1

Principle of the peristaltic pump ............................................. 44

3.15.2

Installing the peristaltic pump ................................................ 46

3.16 Metrohm Suppressor Module (MSM) ............................... 50
3.16.1

Connecting the suppressor .................................................... 50

3.17 Connecting the instrument ................................................ 53
3.17.1

Connecting the instrument to the PC ..................................... 53

3.17.2

Connecting the instrument to mains supply ........................... 53

3.18 Guard column ..................................................................... 54

3.19 Separation column ............................................................. 56

4 Start-up

58

4.1

Initial start-up ..................................................................... 58

4.2

Conditioning ........................................................................ 59

5 Operation and maintenance

61

5.1

General notes ...................................................................... 61

5.1.1

Care ...................................................................................... 61

5.1.2

Maintenance by Metrohm Service .......................................... 61

5.1.3

Operation .............................................................................. 62

5.1.4

Shutting down ...................................................................... 62

5.2

Capillary connections ......................................................... 62

5.2.1

Operation .............................................................................. 62

5.3

Door ..................................................................................... 63

5.4

Eluent ................................................................................... 63

5.4.1

Production ............................................................................. 63

5.4.2

Operation .............................................................................. 64

5.5

High pressure pump ........................................................... 64

5.5.1

Protection .............................................................................. 64

5.5.2

Maintenance ......................................................................... 65

5.6

Inline filter ........................................................................... 75

5.6.1

Maintenance ......................................................................... 75

5.7

Inline sample preparation .................................................. 77

5.8

Rinsing the sample path .................................................... 77

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