MULTIPLEX
Atmospheric Oil Mist Detection System
AM8/JANUARY 2015
EMAIL [email protected] WEBSITE www.oilmist.com 4 East Barnet Road, London, England, EN4 8RW TEL +44 (0)20 7328 3121
Running Procedure
Part3-10
3. FAULT ALARMS
The fault alarms indicate if there is any fault in the monitoring system. The Monitor
faceplate has a list of the fault alarms and their significance. This uses relay RL8. See
table below for the fault conditions as presented on the Monitor faceplate. For more
information see the Fault Directory in Part 4.
Channel
Reading
Response
1 - 12
F1
Check and repair relevant cable
1 - 12
F2
Clean Sensor according to instructions
1 - 12
F3
Clean Sensor
Check Sensor fan
Replace Sensor
See Fault Directory Part 4
1 - 12
F4
System fault alarm
C
IC
Channel isolated
If ‘No CPU’ light is on, there is a processor fault.
‘dd’ on test indicates when the Sensor is dirty so it is necessary to clean the lens.
‘cd’ on test indicates when the Sensor is clean.
