Hua Dewei portable gas detector has a password feature to prevent others adjustable instrument, the

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Hua Dewei portable gas detector has a password feature to prevent others adjustable instrument, the user can set or change the password on their own. Here is CTH1000 carbon monoxide detector password setting method: asg security 1.CTH1000 monoxide detector initial asg security password is 0000, press the elevator button pop-up menu, enter the initial password or a password asg security has been set, digital display "CPL", by tuning button to confirm, select Set Password. 2. The digital display 0000, pressing key (-) or voltage (+) key to select the first one to set the password value, press calibration key to confirm the password the first set, the first digital display 8, enter the second digit password input. asg security 3. 4 sequentially set password and confirm exit adjust status, return to the carbon monoxide detector status. Note that in the adjustment process, if there is no operation within 30 seconds, the detector will automatically return to the state of a carbon monoxide detector in the password input process, if no button is pressed within five seconds, the detector will automatically return to the status of a carbon monoxide detector. If the calibration is complete press the elevator button to exit the calibration status by re-entering the calibration status is not required to enter a password, asg security if the directory asg security by function ESc entry exit calibration state, the state needs to re-enter the adjustment to re-enter the password.
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