Rki-instruments GX-2012 Manual Manual de usuario Pagina 114

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106 Using Maintenance Mode GX-2012 Operator’s Manual
7. Use the AIRS or (SHIFT)T button to alternate between the 4-gas and
the %volume combustible gas calibration values screen.
8. The gas concentrations displayed in the calibration values screens must
match the gas concentrations listed on the calibration cylinders. If all
concentrations match, go to step 16. If one or more concentrations do not
match, continue with step 9.
9. To adjust the values on the screens, hold down the (SHIFT)T button,
then press the DISPLAY(ADJ) button and release both. The %LEL
sensor is shown.
10. Use the AIRS and (SHIFT)T buttons to scroll through the sensors and
select the sensor whose calibration gas value you want to adjust.
11. Press and release the POWER ENTER button. The sensors calibration
gas value will flash.
12. If necessary, use the AIRS and (SHIFT)T buttons to set the correct
calibration gas value.
13. Press and release the POWER ENTER button to save the change.
14. Repeat steps 10 through 13 to set the correct values for any additional
50
12.0
50
25.0
%LEL
%
ppm
ppm
MAINTENANCE
CH4
O2
AUTO CAL
CO
H2S
100
vol%
MAINTENANCE
CH4
AUTO CAL
- - -
%LEL
MAINTENANCE
CH4
AUTO CAL
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