GX-6000 Operator’s Manual
Chapter 4: Calibration Mode • 89
10 . With the desired sensor screen displayed, connect the tubing from the demand flow
regulator to the rigid tube on the probe then quickly press and release the POWER/
ENTER button to proceed to the Bump In Progress Screen. The instrument will
count down.
If you do not want to proceed with the bump test, press and release the DISP/LOCK
button to return to the Gas Select Screen.
If you do want to continue with the bump test, proceed to the next step.
11 . When
AUTO CAL
in the
BUMP PARAMETERS
menu item in Maintenance
Mode is set to
OFF
:
a. The instrument will indicate which channels passed or failed the bump test with
an OK (pass) or an NG (fail) to the right of the gas. You can scroll between the
bump test results and the bump test gas readings with the
▲
AIR and SHIFT
▼
(PANIC) button.
b. To return to the Gas Select Screen, press and release the POWER/ENTER button.
If any channel failed the bump test, the buzzer will sound a double pulsing tone
until you press and release the POWER/ENTER button.
If one or more sensors fail the bump test, see “Troubleshooting” on page 100 to
investigate the cause of the failure and replace the failed sensor or sensors if
necessary.
c. Disconnect the tubing from the probe.
30BUMP
CH4 O2
%LEL %
H2S CO
ppm ppm
0 20.9
0.0 0
BUMP
CH4 OK
O2 NG
H2S OK
CO NG
BUMP
CH4 O2
%LEL %
H2S CO
ppm ppm
50 19.0
25.0 13
▲
AIR or
SHIFT
▼
(PANIC)