Zero Fault - During Operation - Teledyne GMI PS200 User Manual

To acknowledge this fault, press the R button once. This will clear the audible/visual alarms. The
wrench symbol will remain on and ZERO FAULT is displayed as shown in
FAULT.
Return the monitor to clean air and switch it OFF then ON. If the ZERO FAULT persists, return the
monitor to an approved service/repair facility.
NOTE: The monitor can still detect and alarm on all other sensors.
A configurable option only allows the user to switch the monitor OFF if a ZERO FAULT is detected,
as shown in Figure 33: ZERO FAULT – Switch
5.3.2. Zero Fault – During Operation
If ZERO FAULT is displayed during instrument operation, then:
• Leave the monitor ON for 30-60 minutes
• Switch OFF then ON
• If ZERO FAULT persists, recalibrate the monitor
• If ZERO FAULT still persists, return the monitor to an approved service/repair facility
64171
Revision 12.1
Figure 31: LEL ZERO Fail
Figure 32: LEL ZERO FAULT
OFF.
Figure 33: ZERO FAULT – Switch OFF
PS200
PORTABLE GAS MONITOR
Figure 32: LEL ZERO
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