Calibration | 5-19
Combustibles and Methane Option
If you have the combustibles option, you will be prompted to press Enter
when you have set the pressure and flow for the zero gas:
ENTER for next Gas.
CANCEL to quit.
5. When you have adjusted the pressure and flow for the zero gas to the
desired levels, press Enter.
The following message will appear on your display, indicating that the
RCU has introduced the combustibles span gas to the sensor:
Comb gas is owing
Once you have set the pressure and flow for the span gas, the system
prompts you to press the Cancel key to end the cycle:
CANCEL to quit
If you have the methane option, you will be prompted to press Enter
when you have set the pressure and flow for the zero gas:
ENTER for next Gas.
CANCEL to quit.
6. When you have adjusted the pressure and flow for the zero gas to the
desired levels, press Enter.
The following message will appear on your display, indicating that the
RCU has introduced the combustibles span gas to the sensor:
Methane gas is owing
Once you have set the pressure and flow for the span gas, the system
prompts you to press the Cancel key to end the cycle:
CANCEL to quit
7. Press the Cancel key to end the cycle.
Then, if you specified a recovery time, the system will display the recov-
ery time remaining:
Recovery xx:xx
The system returns to monitoring process readings.
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