D e t e c t i o n
PDM PRO CO
2
Sustainable Single Gas Detector
User Manual
12
D e t e c t i o n
4.5 ADJUST UNIT
To change the unit(PPM or Vol) in the detector, follow below steps:
1. In the menu, press the Enter button until Unit is displayed and power button to enter the mode.
2. Press the Enter button to select a unit (ppm or %vol) and power button to save it.
3. After the successful activation, SUC(V) mark is displayed. If it fails, FA(X) mark is displayed.
4. Press the Power button to return to the menu.
4.6 FACTORY RESET
Warning
Device settings will be overwritten when factory reset is preformed.
To restore the factory setting, please follow below steps.
1. In the menu, press the Enter button until “Initiate” is displayed.
2. Press the power button to apply it.
3. After the successful activation, SUC(V) mark is displayed. If it fails,
FA(X) mark is displayed.
4. Press the Power button to return to the menu.
4.7 SELF TEST
To perform the self diagnostic test, follow below steps.
1. Press the Enter button until Test is displayed
2. Press the power button for three seconds. In the “SELF” display, press the power button for three seconds to
activate the self test. While it’s activated, the detector will test LED, beeping, vibration, flash memory, and
sensor. After the successful test, V mark is displayed. If the test fails, FA with X mark is displayed.
3. If the self test fails, the Error message appears.
4. The device will automatically return to measuring mode.
4.8 BUMP TEST
Refer to 2.1