64171, Rev. 10/May 2019
3M™ GMI™ PS200 PORTABLE GAS MONITOR
MANUAL BUMP TEST OPTIONS
6-2
Figure 6-2: Apply Gas Screen (4-Gas Model)
6.2.1. PUMPED INSTRUMENTS - REGULATOR SELECTION
If the monitor has a pump enabled, the user is asked if the pump will be used during the bump test, as
illustrated in
Figure 6-3: Regulator Valve Choice
• YES – use a demand or balanced flow regulator, press the R button.
• NO – use a direct flow regulator, press the L button.