Contents
1.
Introduction. .............................................................................................................................1
1.1
About Gasmaster ....................................................................................................................1
1.2
About this manual ..................................................................................................................1
1.3
Instructions for use as part of an ATEX approved system .........................................2
2.
Installation .................................................................................................................................3
Please read this first ................................................................................................................3
2.1
Before installation ...................................................................................................................4
2.1
General ........................................................................................................................................4
2.3
Mounting....................................................................................................................................5
2.4
Cabling requirements ............................................................................................................5
2.5
Installing gas and fire detectors .........................................................................................6
2.6
Installing output devices ......................................................................................................6
2.7
Connecting mains power ..................................................................................................... 6
2.8
Connecting input devices ....................................................................................................7
2.9
Connecting output devices .................................................................................................11
2.10 Applying power .......................................................................................................................13
2.11 Battery back-up times ............................................................................................................13
2.12 Commissioning ........................................................................................................................14
3.
Operation ...................................................................................................................................17
3.1
Gasmaster Operator Panel ...................................................................................................17
3.2
Gasmaster start up sequence .............................................................................................19
3.3
How to adjust display contrast ...........................................................................................19
3.4
How to display Instrument serial number and system identity .............................19
3.5
Using the menu system ........................................................................................................20
3.6
Inhibiting channels .................................................................................................................20
3.7
Using the Control Panel in Supervisor Mode ................................................................21
3.8
In the event of an alarm ........................................................................................................22
3.9
mV channels: Pellistor saver mode ...................................................................................22
3.10 In the event of a fault .............................................................................................................23
3.11 System Configuration ............................................................................................................23
4.
Maintenance .............................................................................................................................35
4.1
Functional Testing ...................................................................................................................35
4.2
System Inhibi ............................................................................................................................35
4.3
Detector Calibration ...............................................................................................................36
4.4
Changing Batteries .................................................................................................................36
4.5
Module Replacement ............................................................................................................36
4.6
Event logging............................................................................................................................36
4.7
Service card ..............................................................................................................................36
4.8
Cleaning ......................................................................................................................................36
5.
Adding an input module ......................................................................................................37
Appendix A: Specifications ..................................................................................................38
Appendix B: Spare Parts and Accessories .......................................................................39
Appendix C: Display characters. .........................................................................................40
Warranty Statement ...............................................................................................................41
Summary of Contents for Gasmaster
Page 12: ...9 2 Installation ...
Page 28: ...25 Menu system overview ...
