ANALOX CO Clear, User Manual

Page: 3 / 24

CO Clear
User Manual
Int. Approved
Document ref: ACO-810-28 October 2018 Page 3 of 24
Copyright © 2006 Analox Ltd. All Rights Reserved.
Commercial in Confidence
Table of Contents
1 Safety information ........................................................... 4
1.1 Electrochemical sensors (Carbon monoxide) .......................................... 4
1.2 Fuse ratings ............................................................................................ 5
1.3 Other information ................................................................................... 5
2 Package contents checklist .............................................. 6
3 About the product ............................................................ 7
4 Sensor characteristics and helium effect ......................... 8
5 Installation of the product ............................................... 9
5.1 Wall mounting ........................................................................................ 9
5.2 Wiring installation .................................................................................. 9
6 Option available ............................................................. 10
6.1 AC supply models .................................................................................. 10
6.2 DC supply models ................................................................................. 10
6.3 Alarm repeaters .................................................................................... 10
6.4 Alarm relay output models .................................................................... 10
6.5 Relay wiring .......................................................................................... 11
6.6 4 to 20mA output models ...................................................................... 12
7 Operation ....................................................................... 13
7.1 Normal operation .................................................................................. 13
7.2 Alarm indications .................................................................................. 13
8 Compressor connection ................................................. 14
9 Maintenance .................................................................. 15
9.1 Recommended calibration interval ........................................................ 15
9.2 Carbon Monoxide sensor replacement .................................................. 15
10 Calibration ................................................................... 17
10.1 0 to 10ppm in nitrogen range calibration gases .................................... 17
10.2 0 to 25ppm in nitrogen range calibration gases .................................... 17
10.3 Zero calibration..................................................................................... 18
10.4 Span calibration .................................................................................... 19
10.5 Alarm check .......................................................................................... 19
10.6 Adjusting alarm set points .................................................................... 20
11 Fault conditions ........................................................... 21
12 Specifications .............................................................. 22
13 Disposal ....................................................................... 23
14 Declaration of conformity ............................................ 24