Dräger Polytron 7000 Instructions For Use Manual page 61

— The required value and the actual value are now displayed.
Disconnect the flow of calibration gas.

An alarm could be triggered in the central unit for as long as the calibration
gas concentration is pending!
If these are correct as displayed:
Select » Accept value « and press the »

CAUTION
« key.
OK
The menu » Calibration «
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