RKI Instruments Gas Tracer - Manual (Page 132)

124 • Using Maintenance Mode Gas Tracer Operator’s Manual
and the %volume combustible gas calibration values screens.
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 screen, hold down the (SHIFT)▼ button,
then press the DISPLAY(ADJ) button and release both. %LEL
sensor is shown here.
10.If necessary, use the AIR▲ and (SHIFT)▼ buttons to scroll through
the sensors and select whose calibration gas value you want to
adjust.
11.Press and release the POWER ENTER button. The sensor’s
calibration gas value will begin to flash.
12.If necessary, use the AIR▲ and (SHIFT)▼ 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
50
12.0
50
%LEL
%
ppm
MAINTENANCE
CH
4
O
2
AUTO CAL
CO
100
vol%
MAINTENANCE
CH
4
AUTO CAL
- - -
%LEL
MAINTENANCE
CH
4
AUTO CAL