Crowcon Crowcon Gasmaster, Installation, Operation And Maintenance Manual, Page: 32 / 48

Menu system overview Crowcon Gasmaster
28
Menu Item Values
(as shown on display)
Description
Actions menu
(allows basic tests and adjustments.)
Audio visual
Audio Visual: Drives Audible Visual alarm terminals to test external
Test alarm? audible visual alarms
Values = Testing beacon Beacon output becomes active for 3 seconds,
followed by;
Testing alarm L1 Sounder level 1 output becomes active for 3 seconds,
followed by;
Testing alarm L2 Sounder level 2 output becomes active for 3 seconds,
followed by;
Test complete Outputs de-activate and display returns to the Audio
Visual menu
Control panel Control Panel: Press Continue to test LCD display, LED's and internal
Start test? sounder for 3 seconds. Display returns to Control
Panel menu
Test complete
Display contrast Display:
Values = Menu contrast Alters the message display area contrast
Channel contrast
Use the Up and Down buttons to adjust the contrast
of the LCD