RKI Instruments Gas Tracer 10,000 ppm - Manual (Page 50)

43 • Calibration Mode 10,000 ppm Gas Tracer Operator’s Manual
indicates that the ppm sensor failed to calibrate.
The buzzer and alarm lights activate. Press and release the RESET
SILENCE button after the buzzer and lights stop to reset the alarm
and return to the AUTO CAL menu item. Attempt to calibrate
again. If the failure continues, investigate the cause. See
“Troubleshooting” on page 82.
16.Disconnect the humidifier from the probe.
NOTE: Grasp the humidifier tube assembly by the clear tubing at the
end, not the humidifier tube itself.
17.Unscrew the demand flow regulator from the calibration cylinder.
18.Use the (SHIFT)▼ button to navigate to the ESCAPE menu item,
then press and release the POWER ENTER button to return to
Measuring Mode.
Performing a Single Calibration
This section describes how to calibrate the PPM combustible gas
sensor using single calibration.
1. Install the demand flow regulator onto the calibration cylinder.
2. Connect the humidifier to the demand flow regulator.
3. Install the hose and probe to the Gas Tracer.
4. To calibrate the ppm sensor using single calibration, use the AIR▲
button to scroll to ONE CAL and press and release the POWER
ENTER button.
5. You will be prompted to choose between WET and DRY. Use the
WET setting.
NOTE: The DRY setting in ONE CAL is for factory use only. Do not
perform a calibration in ONE CAL using the DRY setting.
6. Use the AIR▲ or (SHIFT)▼ buttons to display the WET setting and
press and release the POWER ENTER button. The gas reading will
ppm
MAINTENANCE
CH
4
FAIL