Panametrics CGA 351, User Manual, Page: 72 / 119

Chapter 4.
66 CGA 351 User’s Manual
Adjusting the Calibration Setting (cont.)
Note: If the calibration “Failed”, repeat the calibration procedure. If another failure occurs, contact the factory for
assistance.
4. Discontinue the flow of calibration gas to the analyzer.
5. Resume the flow of process gas to the analyzer.
6. If necessary, reconfigure the digital display to show the desired process parameter.
The CGA 351 may now be placed back into service.
4.1.15 Checking the Current Settings
To aid in monitoring the operation of the CGA 351, a built-in diagnostics routine is included in the User Program. To
access this submenu, proceed as follows:
Table 122:
PPM-Percent..Cal-Gas When ready, use the [

] and
[

] keys to select [Next] and
press [ENTER] .
Start the
Calibration Gas
Back
Next
Cancel
POWER ESC ENTER
Table 123:
PPM-Per..Cal-Heater This message appears until
the calibration adjustment
has been completed (usually
about 15–30 minutes).
Calibrating Heater
S=xxx T=xxx.x D=xx.x
Back Cancel
POWER ESC ENTER
Table 124:
If the calibration passed, use
the [

] and [

] keys to select
[Finish] and press [ENTER] .
Calibrating Complete
Select Finish
Back
Finish
POWER ESC ENTER
Table 125:
1 Oxygen The value shown is now the
correct ppm value for the
oxygen content of the
calibration gas.
5.00 ppm
POWER ESC ENTER