© Edwards Limited 2020. All rights reserved. Page i
Contents
D14643880 Issue L
Contents
Section Page
1 Introduction ....................................................................................... 1
1.1 Scope of this manual .................................................................................................... 1
1.2 General .................................................................................................................... 1
2 Technical data .................................................................................... 3
2.1 Pressure range ........................................................................................................... 3
2.2 Mechanical data .......................................................................................................... 3
2.3 Materials exposed to vacuum system ................................................................................. 3
2.4 Operating conditions .................................................................................................... 3
2.5 Electronic interface ..................................................................................................... 3
2.6 Electrical supply ......................................................................................................... 4
2.7 Output signal ............................................................................................................. 4
2.8 Gauge enable ............................................................................................................. 4
2.9 Set point .................................................................................................................. 4
2.10 Read set-point ............................................................................................................ 4
2.11 Error monitoring ......................................................................................................... 5
3 Installation ......................................................................................... 7
3.1 Unpacking and inspection .............................................................................................. 7
3.2 Connection to the vacuum system .................................................................................... 7
3.3 Positioning the gauges .................................................................................................. 7
3.4 Electrical connection .................................................................................................... 7
3.5 Gauge set-point .......................................................................................................... 8
3.5.1 Potentiometer adjustment ............................................................................................. 8
3.5.2 Set-point output ......................................................................................................... 9
3.5.3 Disable set-point ........................................................................................................10
4 Operation ........................................................................................ 11
4.1 Reading the pressure ...................................................................................................12
4.2 Error monitoring ........................................................................................................12
5 Maintenance ..................................................................................... 15
5.1 Dismantling the body tube ............................................................................................15
5.2 Bayonet fitting of body tube ..........................................................................................15
5.3 Cleaning ..................................................................................................................15
5.4 Fault finding .............................................................................................................16
6 Storage and disposal ........................................................................... 19
6.1 Storage ...................................................................................................................19
6.2 Disposal ...................................................................................................................19
6.3 Return the equipment or components for service..................................................................19
7 Spares and accessories ......................................................................... 21
7.1 Introduction .............................................................................................................21
7.2 Accessories and spares .................................................................................................21
7.2.1 Active gauge cables ....................................................................................................21
7.2.2 Gauge spares ............................................................................................................22
Appendix A1 ............................................................................................. 23
GEC/ 2020-AVI-GCN-0011
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