CPG CPG #2561255 manual Master Box Module Model MBM, Figure A-5. MBM

CPG #2561255 FIRELARM 2500 Operating Manual

A.4 Master Box Module (Model MBM)

Contents

1

UL LISTED: For use with the FireLarm 2500 Part No. 345-0235

Power requirements:

Standby: 30mA Max @24VDC

Alarm: 300 mA Max @24VCD Master Box Coil Resistance: 14.5 ohms

Trouble output: Positive 2.5 V goes low in trouble and SPDT contacts transfer. Contacts rated 2A@30VDC

Visual indicators: Yellow - Trouble/Disable

Yellow - Reset supervisory/ contacts off normal Disable capability: Switch provided (can be made inoperative) Size: 3"x5-1/2"

2	The Model MBM is a local energy type Master Box actuating module for use with the FireLarm 2500 Fire
	Control Panel. The unit can be mounted in the control panel housing, if space is available, or in a
	separate housing (CPG #327-0089). The circuit between the module and the master box is supervised to
	detect an open circuit. Terminals are provided for the connection of the master box reset supervisory
3	contacts.
	A switch is provided to disable the unit so	Figure A-5. MBM.
	that it will not trip the master box. Operation
4	of this switch will cause LED (D6) to
	illuminate. To make this switch inoperative,
	remove R42.
5	If the master box is provided with reset
	supervisory contacts, the position of these
	contacts may be supervised. When these
A	contacts are off normal LED D5 will
	illuminate and the trouble outputs will be
	activated.

COM - (TERMINAL 43)

AUX PWER + (TERMINAL 44)

TERMINAL 13

TERMINAL 14

5.1K

CONNECT INTO

SUPV. CIRCUIT

WITH 5.1K OHM END-OF-LINE RESISTOR (#024-4556)

24VDC

.3A MAX.

BLACK

RED

GREEN

YELLOW

Figure A-6. MBM Module Wiring.

	N.O. (TERMINAL 31)
YELLOW	COM (TERMINAL 30)
	TO AUXILIARY
	ALARM CONTACTS
	CONTACTS SHOWN	HARRINGTON
	IN NORMAL STANDBY
	CONDITION	OR GAMEWELL
		MASTER FIRE
MBM		ALARM BOX
			OPTIONAL RESET
			SUPERVISION
		TRIP COIL	CONTACTS
	ORANGE	BLUE	WHITE
			RED

1 2 3 4 ORANGE ORANGE

290-0016

A-4