Metrohm 872 Extension Module Sample Prep - Manual (Page 5)

￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ Table of contents
872 Extension Modul – Sample Prep ￭￭￭￭￭￭￭￭ III
Table of contents
1 Introduction 1
1.1 Instrument description ......................................................... 1
1.2 About the documentation ................................................... 2
1.2.1 Content and scope .................................................................. 2
1.2.2 Symbols and conventions ........................................................ 2
1.3 Safety instructions ................................................................ 3
1.3.1 General notes on safety ........................................................... 3
1.3.2 Electrical safety ........................................................................ 3
1.3.3 Working with liquids ................................................................ 4
1.3.4 Recycling and disposal ............................................................. 4
2 Overview of the instrument 5
2.1 Front ...................................................................................... 5
2.2 Rear ........................................................................................ 5
3 Installation 6
3.1 About this chapter ................................................................ 6
3.2 Extension Module and 850 Professional IC instru-
ment ....................................................................................... 6
3.3 Installation overview ............................................................ 7
3.4 Installation diagram ............................................................ 8
3.5 Mounting the extension module ......................................... 9
3.5.1 Preparing IC instrument ........................................................... 9
3.5.2 Mounting the extension module under IC instrument .............. 9
3.5.3 Mounting the extension module on IC instrument ................. 11
3.6 Connecting the extension module .................................... 12
3.6.1 Connecting the extension module ......................................... 12
3.6.2 Restoring connections to the IC instrument ............................ 13
3.7 Peristaltic pump .................................................................. 13
3.7.1 Principle of the peristaltic pump ............................................. 13
3.7.2 Installing the peristaltic pump ................................................ 14
3.8 Switching valve ................................................................... 18
3.8.1 Mode of operation of the switching valve .............................. 18
3.8.2 Connecting switching valve ................................................... 19
4 Start-up 20
5 Handling and maintenance 21
5.1 Door ..................................................................................... 21