Ametek Dycor CG1000-RTP User Manual page 56

5-4 | Dycor CG1000-RTP Oxygen Analyzer
If the O reading on the far left of the display has stabilized, but is not near
2
the setpoint value on the right of the display, check the cal gas value you
entered and ensure that this value matches the cal gas cylinder for the gas
you applied to the calibration inlet port of the sensor.
When performing a thermal calibration or the first calibration after a

thermal calibration, the reading and the setpoint values often won't
match. Once the first regular calibration after a thermal calibration is
NOTE
performed, the readings should be close.
7. You are prompted to apply the O
8. Set the 3-way valve that delivers the calibration gases to the ZERO gas
position.
9. Press ENTER once you have applied this calibration gas.
O
10. Adjust the flow rate to 150 sccm (± 5 sccm), and wait for the zero gas
O reading on the far left of the first display line to stabilize. Once it is
2
stable, press ENTER.
Then the system will display the recovery time remaining:
11. Set the 3-way valve that delivers the calibration gases to OFF.
12. Set the 3-way valve on the back of the analyzer to GAS IN.

When returning to reading the sample gas, be sure to again adjust the
flow rate to 150 sccm (± 5 sccm).
NOTE
zero gas:
2
Inject Zero Gas
ENTER to Continue
CANCEL to Abort
xx.x % Set xx.x %
2
Flow x sccm
Press ENTER to Zero
Recovery xx:xx
System Calibrating