Oldham MX15, Installation And Operating Manual, Page: 19 / 32

4
– Operating instructions
15
■ Time delay (in minutes and seconds) for alarm relay triggering: the yellow
LED is on continuously.
■ Time delay for connecting the unit to the power supply (blocking the
relays): the yellow LED blinks and the icon is displayed.
■ Indication of the type of sensor used, such as:
- Bridge: in Bridge (filaments), types OLC 10, OLC 100, etc.
- EXP: EXPLO (explo. 4/20mA), type OLCT 10, etc.
- Fire: fire (ionic, optic, etc.).
- O2: oxygen.
- Oth: others (toxic, etc.).
■ Indication of maintenance mode, MAN or AUT:
- AUT: detection of detector calibration mode using this function (yellow
blinking LED light on the MX 15 ).
- MAN: no detection of detector calibration mode.
■
Time delay (in minutes and seconds) upon exiting the Calibration menu
(blocking the relays).
■ Validation of the settings changed in this menu:
- NO: changes have not been implemented.
- YES: new programming will be saved.
Initialization Menu (INI) - Start-up
This menu is used to start up the microprocessor.
It is used in the following situations:
■ By Oldham when shipping new material.
■ At the initial installation.
■ When changing a sensor or a detector.
Code Menu (access)
This menu allows the user to modify the access code (set as 1000 when
shipped) for the different menus:
■ Display the CODE menu (press the "+" and "
–" [
and ] buttons at the
same time).
■
Confirm the code by pressing ENTER ( ). The current code will be
displayed.
■ Enter the new code with the "+" and "
–" (
and ) buttons.
■ Confirm the new code by pressing ENTER ( ).
■
Confirm the code (Yes, No, ENTER ).