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Gas Tracer Operator’s Manual, CSA Version Calibrating and Bump Testing the PPM Com
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5. Hold down the AIR
▲
button. The unit will prompt you to continue holding
the AIR
▲
button.
6. When the unit prompts you to release the AIR
▲
button, release it. The
instrument will perform a fresh air adjustment on the ppm sensor and return
you to the AIR CAL menu item.
Performing a PPM Auto Calibration
This section describes how to calibrate the PPM combustible gas sensor using
auto calibration.
1. To calibrate the ppm sensor using auto calibration, use the AIR
▲
button to
scroll to AUTO CAL and press and release the POWER ENTER button.
2. Fill the gas bag with ppm calibration gas as described in “Filling the Gas Bag”
3. Install the hose and probe onto the Gas Tracer.
4. Press and release the POWER ENTER button. The calibration value screen will
be displayed. If you want to exit back to the main menu without completing a
calibration, press and release the DISPLAY (ADJ) button.
5. The gas concentration displayed in the calibration value screen must match
the gas concentration listed on the calibration cylinder. If the concentration
matches, go to step 11. If the concentration does not match, continue with step
6.
AIr
CAL
MAINTENANCE
HOLD AIR
500
ppm
MAINTENANCE
CH
4
AUTO CAL