E.5 Switching off the detector
Keep pressed until the display and LEDs go out.
E.6 Adjusting/calibrating the detector
To adjust the detector, an adjustment mode with which the gas sensor can be adjusted
is available.
Calibration of the detector should only be carried out by an authorised service point.
Please contact your nearest Testo Customer Service point. We recommend you have
the detector calibrated once a year.
The detector is switched off and must be located in fresh air.
1
Keep pressed and keep pressed. Release once the first beep sound is
heard, release once the second beep sound is heard.
- CAL is shown briefly on the display.
- Measurement of the sensor fresh air value begins (duration: 30s): 0Air is shown in the
display and the bar diagram indicates what progress has been made.
- Set and Stnd (= Standard) are shown in the display.
2
Cancel adjustment: Keep pressed until the display and the LEDs go out.
-oor-
Continue with adjustment: Keep pressed until a signal is heard.
- Set and the set gas type is displayed. The sensor characteristic is newly adjusted
on the basis of the sensor fresh air value measured and the detector parameters
are reset to their standard settings.
3
Complete adjustment and end the adjustment mode: Keep pressed until the
display and the LEDs go out.
E. Operation
E.5 Switching off the detector
12
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