3M GMI PS200 Series - Performing a Self Test

64171, Rev. 10/May 2019
3M™ GMI™ PS200 PORTABLE GAS MONITOR
OPERATION
3-9
Figure 3-16: Sample Line Connection
3.8.1. PUMP OPERATION
Press and hold the R button to start or stop the pump.
When the pump is running, a pump symbol (as highlighted in
Figure 3-17: Pump Symbol) rotates in
the display.
Figure 3-17: Pump Symbol
3.9. Self Test
The monitor can perform a self test at any time during normal operation.
To perform a self test, press and hold the L button.
The monitor tests the buzzer, the LED’s, and the vibration function. The flammable gas used for cali-
bration is displayed, as illustrated in
Figure 3-18: Self Test.
NOTE: It is only possible to switch the pump ON / OFF when monitor alarms are inactive.
NOTE: Pump cannot be switched OFF if monitor is configured with setting ‘PUMP
ALWAYS ON’.