Table of contents
1 Scope of delivery................................................................................... 4
2 About this document ............................................................................. 5
2.1 Using the operating instructions.................................................... 5
2.2 Exclusion of liability....................................................................... 5
2.3 Symbols and markings.................................................................. 6
2.4 List of abbreviations ...................................................................... 8
3 Safety .................................................................................................... 9
3.1 Personnel and target group .......................................................... 9
3.2 Responsibility of the operator ..................................................... 10
3.3 Working in a safety conscious manner ....................................... 10
3.4 Operating conditions ................................................................... 11
3.5 Media .......................................................................................... 11
3.6 Use.............................................................................................. 12
3.7 Directives and standards ............................................................ 13
3.8 Customer service and repair....................................................... 14
3.9 Disposal ...................................................................................... 15
4 Explosion protection............................................................................ 16
4.1 Using for transferring explosive atmospheres............................. 16
4.2 Information on the Ex-designation .............................................. 17
4.3 Explanations of the explosion protection designation ................. 18
5 Technical data..................................................................................... 24
6 Product description ............................................................................. 29
6.1 SH820G, SH840G ...................................................................... 29
6.2 SR820G, SR840G ...................................................................... 31
6.3 Pump........................................................................................... 32
6.4 Gas ballast .................................................................................. 34
7 Transport............................................................................................. 36
8 Setup and connection ......................................................................... 38
8.1 Preparing for commissioning ...................................................... 40
8.2 Perform commissioning .............................................................. 41
9 Operation ............................................................................................ 45
9.1 Information on switching the vacuum system on and off ............ 45
10 Servicing ............................................................................................. 51
10.1 Servicing schedule...................................................................... 52
10.2 Cleaning...................................................................................... 53
10.3 Replace diaphragm, valve plates/seals and O-rings................... 54