RKI Instruments SM-2003U - Manual (Page 29)

Bump Testing and Calibrating a GX-2003 with 100% Volume Methane • 29
the back of the station. The CHARGE status LED will begin to blink
green.
4. Put the GX-2003 to be bump tested or calibrated into the SM-
2003U, connect the plastic fitting on the end of the coiled black
tube to the inlet fitting, and then connect the plastic fitting on the
end of the straight green tube to the exhaust fitting.
If you take more than a few seconds before continuing, the
CHARGE LED may begin blinking yellow indicating that the
calibration station is charging the battery pack in the instrument if
the instrument has a battery pack whose charge is low enough.
5. Turn on the GX-2003. It will begin its normal startup sequence and
after a few seconds, the pump will turn off and the display will
indicate it is ready to communicate with the SM-2003U:
If LB Mode is activated on a GX-2003, press the POWER ENTER
button as soon as the unit turns on to avoid waiting 20 seconds for
the unit to time out of the Mode Select Screen to begin its startup
sequence.
6. The CHARGE status LED will start blinking green and the
calibration station will take several seconds to connect to the
instrument. During this time, the CAL. status LED will blink yellow.
7. When the connection is complete, the CAL. status LED will become
solid yellow indicating that you can continue with the next step.
8. Press and hold the VOL. button until the VOL. LED turns on, then
release it. It will remain on as long as the %volume gas function is
active.
9. Press and hold the BUMP or CAL. button for at least one second,
then release it. The bump test or calibration begins. During the
bump test, the BUMP or CAL. control LED will flash green and the
CAL. status LED will flash yellow indicating that a bump test or
calibration is in progress. The calibration station will perform the
PC
TRANSMIT
STAND BY
OK
21:09