
Accessories
51
Cat. No. 01021713
Alarm Outputs
Alarm Relay Board
the alarm relay board, install it onto the back of the GBE RO controller board. See Figure 29.
Figure 28.
Alarm Relay board.
PLUG IN
HERE
ALARM
BOARD
RELAY
BACK OF
GBE BOARD
Figure 29.
Alarm Relay board install to GROC.
The alarm relay board is plugged into the GBE RO controller board alarm relay socket. When Error Status is selected on
the GBE RO controller, this relay will be in the Normally Open position when the controller board has power on AND there
are no errors present (i.e. “Problem Found” is not showing on the Home screen.) The relay will be in the Normally Closed
Position when the controller is either powered OFF or there is an error present on the controller board.
NORMAL OPERATION:
Terminals NO and NC are connected,
leaving the lamp circuit open (lamp off)
ERROR CONDITION:
Terminals NO and COM are connected,
completing the lamp circuit (lamp on)
ALARM SIGNAL PCB
LAMP or BUZZER
24VAC SUPPLY
RELAY
Figure 30.
Example of customer wiring to the GROC Alarm Signal Output
RUNNING
JAN-01-12 12:01P
1. From the default home screen, press
. The screen displays the main menu.