Table 5. Overview of possible issues and suggestions for solutions. Error codes can be found
through the HART or MODBUS interfaces. Please consult the corresponding chapter for
instructions.
Unstable detector reading
Verify that the detector has sufficient
local Earthing.
Too low gas reading when exposed
to test gas
● Weather conditions not taken into
consideration (wind and ambient
pressure has impact)
● Too low flow of test gas
● Too short test time to let test gas
reach detector and fill test area
Fault reading
in control
room
Detector passed troubleshooting
Frequent cleaning of optics
required
Check that the detector has been
mounted in correct orientation as
stated in the Manual. If it is mounted
vertically, dust and water will
accumulate on the optics.
Document 022-80036-OM Revision R03 Page 41 of 48
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