Pump; Maximum Gas Values; Datalogging - 3M GMI PS200-LMP Operation & Maintenance Manual

4.3.3. PUMP

When the monitor enters INSPT Mode, the pump is automatically on, and the pump icon is present
in the upper, right-hand corner of the LCD. To turn the pump off, press and hold the R button. The
pump icon will disappear, indicating that the pump is off. Press and hold the R button again to turn
the pump back on. The pump icon reappears.

4.3.4. MAXIMUM GAS VALUES

To see the maximum gas value recorded since switching the monitor on, press the R button once.
MAX will appear at the bottom, center of the LCD and the maximum reading is displayed.
Press and hold the L button (RANGE) to view the maximum CO reading.
Press the R button again to switch back to the current % VOL reading.
To reset, press and hold the L button. The reading will return to 0.0% VOL.

4.3.5. DATALOGGING

Both manual and automatic datalogging are available in INSP Mode.
The monitor automatically logs data at 1 minute intervals (configurable between 1s and 10 mins).
To log the data manually, press the L button once. LOG will briefly appear in the bottom center of
the LCD, indicating that the data has been logged.
NOTE: Readings for both % VOL and PPM CO will be recorded regardless of the range cur-
rently displayed.
4-2
3M™ GMI™ PS200-LMP PORTABLE GAS MONITOR
Figure 4-2: Maximum Gas Values
Figure 4-3: Datalogging Indicator
INSPECT MODE
64171LMP, Rev. 1/February 2019