Maintenance | en
X-am
®
2800 / X-am
®
5800 61
To carry out a fresh air calibration:
1. Switch on the gas detector.
2. Call up fresh air calibration (depending on configuration):
Via the Quick menu:
● Press 3x in measuring mode.
● Select and confirm fresh air calibration .
Via the menu:
a. Press for approx. 4 s in measuring mode.
b. Enter and confirm the password.
c. Select and confirm fresh air calibration .
All measurement channels involved in the fresh air calibration flash.
3. Press to start fresh air calibration manually.
All measurement channels involved in the fresh air calibration flash.
4. If necessary, press to override the stability check. In this case, a
calibration takes place immediately.
Dräger recommends using the automatic stability control (wait until the
gas detector has independently carried out the calibration).
The new measured value is displayed for control purposes.
The result is displayed as follows:
OK fresh air calibration successful.
fresh air calibration failed.
5. The fresh air calibration is complete when all participating measurement
channels have passed or failed the fresh air calibration.
● Select to confirm the result.
● Select and then confirm the dialogue to discard the result.
● Select to return to the results.
5.6.3 Carrying out a single-gas calibration
Observe the following instructions for single-gas calibration:
● With a zero-point calibration, the zero-point of the selected sensor is set to
zero.
● In the case of the span calibration, the sensitivity of the selected sensor is
set to the concentration value of the test gas used.
● Use a standard test gas.
OK
OK
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