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PS200
PORTABLE GAS MONITOR
25
64171
Figure 36: FLOW FAULT
5.5. Memory Fault
During warm-up, if the ‘MEMORY FAULT’ screen is displayed, as illustrated in
, the monitor has detected a memory fault.
The monitor must be returned for service.
Figure 37: Memory Fault
5.6. Calibration Required
If the monitor requires calibration, CALIBRATION OVERDUE appears during warm-up, as shown
in
. The monitor will still operate but sensor response may have
diminished. The monitor should be recalibrated.
Press the L button once to abort the warm-up sequence and automatically switch OFF the monitor.
Figure 38: Calibration Overdue
Alternately, press the R button once to acknowledge the warning, cancel the audible/visual alarm
and continue. Every 30 seconds, a CAL EXPIRED warning, will flash as shown in
.
Revision 12
.1