Manual Calibrate/Manual Verify - Ametek Thermox WDG Insitu User Manual

5-8 | Thermox Series 2000 WDG Insitu Analyzer

Manual Calibrate/Manual Verify

To perform a manual calibration or verification, follow these steps:
1. Enter the calibration gas values to match the span and zero calibration
gases you intend to use to calibrate or verify your system.
2. Select Initiate Cal or Initiate Verify from the Calibrate key menu, de-
pending on whether you want to perform a calibration or verification.
3. Select Manual Calibrate or Manual Verify.
You are prompted to apply the O
on the sensor (tubing must be free of oil and dirt):
4. Press Enter when you have applied the calibration gas.
5. Press Enter when the O
stabilizes. The reading on the far right of the first display line shows the
setpoint value you entered using the Cal Gas Values menu option. This
setpoint value should match the cal gas cylinder for the O
If your O reading on the far left of the display has stabilized, yet is not near the setpoint
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value on the right of the display, you should check the cal gas value you entered and
ensure that this value matches the cal gas cylinder for the gas you applied to the cal gas
inlet port of the sensor.
You are then prompted to apply the O
port of the sensor:
6. Press Enter when you have applied this cal gas.
span gas to the calibration gas inlet port
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Inject Span Gas
ENTER to Continue
CANCEL to Abort
O2 xx.x % Set xx.x %
Press ENTER to Span
reading on the far left of the first display line
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zero gas to the calibration inlet
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Inject Zero Gas
ENTER to Continue
CANCEL to Abort
span gas.
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