Cancel Calibration - Prosense PQ Series User Manual

After pressing Enter key screen will again show countdown for span period. The Span period
may vary depends on target gas:
Span gas should be applied to sensor during span period. Detector will automatically set span
level. When countdown completed it will return to monitoring screen via exiting from menu. If
you try to enter menu detector will ask password again.
When the countdown is complete, the detector exits the menu steps and returns measurment
screen but stays in calibration mode. In this case, the value is read on the screen as gas is
applied to the detector. However, the detector does not generate an alarm because the
detector is in calibration mode. After the calibration is completed, the detector continues to
operate in calibration mode until the amount of gas detected falls below the value defined for
alarm1 and the message "CALIBRATION" is displayed on the screen. When the amount of gas
detected after the calibration falls below the alarm1 level, the detector switches to the
normal operating mode from the calibration mode. The detector stays in calibration mode for
up to 5 minutes and returns to normal operating mode. If the gas level does not decrease for

Cancel Calibration

5 minutes after the calibration, the detector starts to generate an alarm.
Calibration can be cancelled anytime during calibration operation. If user thinks something
done wrong by mistake, should select "Cancel Cal" option on calibration menu. Detector will
ask confirmation to cancel:
Press Enter key to cancel calibration operation. Detector will erase the values recorded during
calibration steps and uses previously recorded calibration levels
PRS-UM-HT-EN-Rev1.0-19.12.2022
CALIBRATION
SPAN: 45
METHANE
12 %LEL
Press Enter
to Cancel
Calibration
is canceled
20