Bosch Appliances D9112 Quick Reference Terminal Description, Terminal Name Description

Quick Reference Terminal Description

Terminal	Name	Description
1, 2	CLASS 2	Connect 16.5 VAC, 40 VA transformer for primary power supply.
	TRANSFORMER
3	+AUX POWER	Supplies up to 1.4A at 10.0 VDC to powered devices. Use terminal 9 for common.
		Shares circuit breaker with terminal 24 and the Expansion Port (J4).
4	BATTERY	Connect 12V, 7Ah rechargeable lead acid type battery’s negative terminal (-) to
	NEGATIVE ONLY	terminal 4.
5 (+)	BATTERY	Connect 12V, 7Ah rechargeable lead acid type battery’s positive terminal (+).
	POSITIVE ONLY
6 (+)	+ STEADY OR	Supplies up to 2 A at 10.0 VDC to 13.9 VDC for steady or pulsed alarm output.
		Use terminal 9 for common. Programmed as Relay A.
	PULSED
		Shares circuit breaker with terminals 7 and 8.
	+ ALTERNATE	Supplies up to 2 A at 10.0 VDC to 13.9 VDC for steady or pulsed alarm output.
7(+)		Use terminal 9 for common. Programmed as Relay B.
		Shares circuit breaker with terminals 6 and 8.
		D136 Plug-in Relay required: Install a D136 in socket K3 for output at terminal 7.
	+ SWITCHED	Supplies up to 1.4 Amps at 10.0 VDC to 13.9 VDC . Use terminal 9 for common.
		Programmed as Relay C
8 (+)	AUX POWER
		Continuous output interruptedby CMD 47 or alarm verification.
		Shares circuit breaker with terminals 6 and 7.
		D136 Plug-in Relay required: Install a D136 in Socket K1 for output at terminal
		8.
9	COMMON	Terminal 9 is common for Auxilliary Power, Alternate Alarm Power, and Switched
		Aux Power (terminals 3, 6, 7 and 8).
10	EARTH GROUND	Connect to earth ground. A cold water pipe or grounding rod is preferred.
		Do not connect to telephone or electrical ground.
11, 13, 14, 16, 17,	ON-BOARD	Connect normally open and/or normally closed detection devices to loop wiring.
19, 20, 22	POINTS (inputs)	1 k Ω resistor required at end of loop.
12, 15, 18, 21	ON-BOARD	Loop returns for on-board points.
	POINTS
	(common)
23 (-)	ZONEX COMMON	Use terminals 23 and 24 to power ZONEX modules such as the D8125 POPEX
24 (+)		module, the D8128A OctoPOPIT, and the D8129 OctoRelay. Shares circuit
	ZONEX POWER +
		breaker with terminal 3 and the Expansion Port (J4).
25	ZONEX IN 2	Connect ZONEX modules for points 73 to 135 and relays 65 to 128 to these
26	ZONEX OUT 2	terminals.
27	ZONEX IN 1	Connect ZONEX modules for points 9 to 71 and relays 1 to 64 to these terminals.
28	ZONEX OUT 1
29 (-)	COMMON	Common terminal for SDI devices
30	DATA BUS B	Terminals 30 and 31 are a two wire bus that drives the command centers, printer
31	DATA BUS A	interface, and other SDI devices.
		Power for command centers, printer interface and other SDI devices. This
32 (+)	POWER +	separate protected power output for SDI devices is not affected by shorts on any
		other terminal.

	D9112 Operation & Installation Manual
74-06144-000-C 2/96	Page 60	© 1993-1996 Radionics