RKI Instruments GX-2001 Manual - Manual (Page 25)

Model GX-2001 Operator’s Manual Operation • 20
1. Turn on the GX-2001 as directed in the Startup section.
2. Attach the adapter plate of the aspirator adapter to the sensor side of
the instrument.
3. Screw the probe onto the threaded end of the 10 ft. hose.
4. Attached the 10 ft. hose and probe to the aspirator bulb.
5. Insert the end of he probe into the area to be sampled.
6. Squeeze and release the aspirator bulb 15 times.
Monitor the readings and note if any alarms occur. The readings will
peak shortly after the last squeeze and may decrease before all the
channels can be checked. To see the maximum readings for each
channel, display the peak readings for each channel (see the
Displaying Peak Readings section).
NOTE: The peak readings for each channel are saved until a higher peak
is recorded or the instrument is turned off. If a gas is present but
the level does not exceed the previous peak level, the previous
peak will be displayed on the Peak Reading Screen.