Simulating The Gas Level For Control Panel Testing (Ramp); Verify The Software Version Number (Ver); Backlight - Crowcon IR Display Instructions D'installation, D'utilisation Et De Maintenance

Controlling the IRmax Controlling the IRmax
9.6 Simulating the gas level for control panel testing
(RAMP)
WARNING: Using this function will generate an output signal and thus may force
control equipment into alarm.
Select RAMP to generate an analogue output to check that the control panel will register
an alarm.
Use the 'Up' and 'Down' keys to change the value of the of the simulated gas level. As the
value is changed, the analogue output will reflect the gas level shown on the display.
Click the 'Enter' key to return to the menu.
The output signal reverts to the ambient gas to the ambient gas level once the RAMP
functions is exited.

9.7 Verify the software version number (VER)

Showing software version numbers
Use the 'Down'
key to scroll
through the
functions.
Press 'Enter' to
select a particular
function '

9.8 Backlight

The backlight is off during normal operation. It lights if any key is pressed or if the gas level
exceeds the first alarm threshold. The backlight remains on whilst any menus are active.
22 22
Name Show the version number of the software installed
in the IRmax
IMDL iModule
HOST Host
DSPY Display
EXIT Select this option when you have finished looking
at the version numbers