RKI Instruments Gas Tracer - Manual (Page 94)

86 • Calibration Mode Gas Tracer Operator’s Manual
NOTE: The Gas Tracer uses parameters defined in the BUMP--SET
menu item of Maintenance Mode while performing a bump
test. To view or update these parameters, see “Updating the
Bump Test Parameters” on page 158.
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. While in the PPM CAL menu, use the AIR▲ or (SHIFT)▼ buttons
to display the BUMP menu item.
5. Press and release the POWER ENTER button. You will be
prompted to choose between WET and DRY. Use the WET setting.
NOTE: The DRY setting is for factory use only. Do not perform a
bump test 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 bump test gas
value screen will be displayed.
7. Before proceeding, confirm that the bump test gas value is the
same as the concentration in the calibration cylinder. If it is not,
adjust the bump test gas value by entering the AUTO CAL menu
item in the PPM CAL menu, changing the value there, and
reentering the BUMP menu.
8. Connect the humidifier from the demand flow regulator to the
rigid tube on the probe then quickly press and release the POWER
MAINTENANCE
BUMP
1000
ppm
MAINTENANCE
CH
4
BUMP 30