Connect Power Distribution Unit External Alarm Wires

Note:

RS-232 alarms (RXD, DTR, DSR, TXD, RS-232 GRD, and RTS) are not supported on the BU3200A Battery Interface Unit.

Note:

It is recommended that the RFA, ACF, and BIF alarm leads be connected to the major alarm device and the BOD alarm leads be connected to the minor alarm device.


External Alarm Connector Pinout
Pin	Designation	Definition
26	Not Used
1	Not Used
27	Not Used
2	Not Used
28	Not Used
3	Not Used
29	Not Used
4	Not Used
30	Not Used
5	Not Used
31	Not Used
6	Not Used
32	Not Used
7	Not Used
33	RFA2 +	Rectifier Failure (positive)
8	RFA2 -	Rectifier Failure (negative)
34	ACF2 +	AC Failure (positive)
9	ACF2 -	AC Failure (negative)
35	BIF2 +	Battery Interface Failure (positive)
10	BIF2 -	Battery Interface Failure (negative)
36	BOD2 +	Battery On Discharge (positive)
11	BOD2 -	Battery On Discharge (negative)
37	Not Used
12	RXD	Receive Data
38	TXD	Transmit Data
13	DTR	Data Terminal Ready
39	RS-232 GRD	RS-232 Ground
14	DSR	Data Set Ready
40	RTS	Request To Send
15	Not Used
41	Not Used
16	Not Used
42	Not Used
17	Not Used
43	Not Used
18	Not Used
44	Not Used
19	Not Used
45	Not Used
20	Not Used
46	Not Used
21	Not Used
47	Not Used
22	Not Used
48	Not Used
23	Not Used
49	Not Used
24	Not Used
50	Not Used
25	Not Used

Port Circuit Pack and Telephone Pin Designations
Pin on Modular Plug	4-wire; 302C1, 8400-Series, 603E, 9403, 9434	2-wire; 302C1, 8400-Series, 603E, 9403, 9410, 9434	8510T Basic Rate Interface (BRI) (with adjunct speaker phone)	Analog Station, Modem	NT1	Z3A1 & Z3A2 Asynchronous Data Units (ADU), Data Module
1	TXT					TXT
2	TXR			T		TXR
3	PXT		TXT	R		PXT
4		T	PXR		T
5		R	PXT	No Connection 4-pin modular jack	R
6	PXR		TXR			PXR
7	-48VDC	(-48VDC)	(-48VDC)		-48VDC
8	GRD	GRD	GRD		GRD
Circuit Pack	TN754 4-wire digital (8 port)	TN2181 2-wire digital (16 port) TN2224 2-wire digital (24 port)	TN556 ISDN-BRI Line	TN2183 Analog line (16 port)	TN2198 2-wire Basic Rate Interface line	TN726 Data Line
PX PBX transmit T Tip (A) TX Terminal transmit R Ring (B)