GX-6000 Operator’s Manual
Appendix C: Using the GX-6000 in Leak Check Mode • 171
7.
To return to the Station ID Select Screen without taking a base reading, press and
release the RESET button. To exit Snap Log Mode completely and return to Leak
Check Mode, press and release the DISP/LOCK button.
8.
In order to get a base, or background, reading, take the instrument a few feet away
from where you intend to test. To save the base reading, press and release the
POWER/ENTER button.
NOTE:
If the gas concentration exceeds the display range value without exceeding
5000 ppm, “OVER” will be displayed but the actual gas reading at that time
will be recorded when you press and release POWER/ENTER. For example, if
the display range is 500 ppm but the gas level is 2300 ppm, the display will read
“OVER” but the instrument will save a reading of 2300 ppm.
If the gas concentration exceeds 5000 ppm in the Base Reading Screen, the
instrument will go into an overscale alarm. The full scale display range value
will be displayed but OVER will be recorded when you press POWER/ENTER.
The full scale display range value will continue to be displayed in the Peak
Reading Screen and OVER will again be recorded when you press POWER/
ENTER.
9.
The unit will display SAVED before continuing to the Peak Reading Screen.
10. Take the instrument to the monitoring area. The instrument will retain and display
the highest gas concentration encountered.
To return to the Station ID Select Screen without taking a peak reading, press and
release the RESET button.
To save the peak reading, press and release the POWER/ENTER button. The reading
on the screen (the highest concentration encountered) will be saved.
NOTE:
If the gas concentration exceeds the display range without exceeding 5000 ppm,
“OVER” will be displayed but the actual gas reading at that time will be
recorded when you press and release POWER/ENTER. For example, if the
display range is 500 ppm but the gas level is 2300 ppm, the display will read
“OVER” but the instrument will save a reading of 2300 ppm.
If the gas concentration exceeds 5000 ppm in the Peak Reading Screen, the
instrument will go into an overscale alarm. The full scale display range value
will be displayed and OVER will be recorded when you press POWER/
ENTER.
4:07
CH4
F . S .
1000
ppm
5000
ppm
PEAK