Oldham OLCT 80 User Manual page 52

Menu Description
■
Sûre ?? ENTER: confirm the changes made and return to the CALIBRA
menu.
■
ESC: cancel the changes made and return to the CALIBRA menu.
Close the valve on the bottle of calibration gas and remove the
injection hood.
Once the countdown is over, the detector will resume operation in
measurement mode.
Restore the transmission of alarms within the central system.
▪
Each step under the Calibration menu is limited to 5 minutes.
▪
The detector will resume operation in measurement mode and
disregard the previous changes after a 1-minute countdown, as long as
no commands are detected.
▪
If "8888" appears on the display followed by a code, the sensor is not
working. Check the fault code (see page 103) and take the appropriate
corrective action. See also the section on Possible transmitter errors on
page 80.
▪
Before calibrating, block the transmission of alarms within the system to
avoid accidentally triggering an alarm during the operation. Restore the
alarms once the procedure is completed.
Indication sur les reports d'alarme ????
3 – Menus
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