PS200
PORTABLE GAS MONITOR
WARNINGS & FAULTS
5. WARNINGS & FAULTS
5.1. Low Battery
LOW BATTERY flashes when approximately 30 minutes of run time remains, as shown in
Figure 5-1: LOW BATTERY
Warning. The display turns red, the audible alarm sounds once every
two seconds, and the red LED's flash.
Figure 5-1: LOW BATTERY Warning
NOTE: Gas alarms still operate if a LOW BATTERY warning exists.
5.2. Bat Fault
BAT FAULT flashes when approximately 3 minutes of run time remains, as illustrated in
Figure 5-2:
BAT FAULT
Warning. The display turns red, the audible alarm sounds continuously and the red
LED's remain on. After 3 minutes, the monitor automatically switches OFF.
Figure 5-2: BAT FAULT Warning
5.3. Zero Fault
5.3.1. ZERO FAULT – AT THE END OF WARM-UP
If the monitor is switched on in gas and a sensor fails to zero correctly, the display turns red and the
audible/visual alarms activate. A wrench symbol
, alternating with a gas reading, will indicate
the faulty sensor, as shown in
Figure 5-3: LEL ZERO
Fail.
64171, Rev. 11/December 2019
5-1