BX176 portable single gas detector operation manual
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4.8 Detector’s calibration and alarm’s adjusting
To recalibrate the detector or adjust the alarm point, please
proceed according to below steps.
1
）
Enter calibration and alarm adjusting mode.
Under power off status, press
and
at the same time for
5s, the detector will start self-test, short time after self-test finish,
it will indicate password is needed,see as below interface:
Input correct password, it will start a counting down of 30s
and then it will enter zero point calibrating mode.
Note
：
Since all parameters in this calibrating mode may harm
the user’s safety, please operate carefully. Within 3s after screen
indicates password is needed, if there is no operation or the input
password is incorrect, the detector will power off automatically,
this is to protect the calibrating parameters from misoperation
when user enter this menu accidently. If you forget the password,
please contact to the seller.
2) Zero point adjusting mode
Under zero point adjusting mode, the detector will show a
concentration value which is detected currently, see the interface
as below:
Содержание BX176
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