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ToxiRAE Pro CO
2
User’s Guide
44
1.
Place the Calibration Adapter on the top cap of the ToxiRAE Pro CO
2
by pressing
it into place.
2.
Attach the hose from the regulator/calibration gas cylinder to the Calibration
Adapter’s inlet.
Caution!
After calibration is complete, remove the Calibration Adapter. When
monitoring, never operate the ToxiRAE Pro CO
2
with the Calibration Adapter attached.
If the Calibration Adapter is attached during normal operation, inconsistent and lower-
than-normal readings will occur because of decreased concentration of the gas being
monitored.
13.2.2. Disconnecting The Calibration Adapter
After calibrating the ToxiRAE Pro CO
2
, you must remove the Calibration Adapter by
lifting it off the ToxiRAE Pro CO
2
.