Pelco cs73m-d operation manual RS-232 CM9760-MDA, RS-422

CM9760-MDA

1

1	2	3	4	5	6	7	INPUT		10	11	12	13	14	15	16
							8	9
A															PGM	120VAC

	MON
B
C
D	COM1 COM2
	UNIT ID
	OUTPUT

RS-232*

CM9760-MDA

2

CM9760-MDA

3

CM9760-MDA

16

(LAST UNIT)

1	2	3	4	5	6	7	INPUT		10	11	12	13	14	15	16
							8	9
A															PGM	120VAC

	MON
B
C
D	COM1 COM2
	UNIT ID
	OUTPUT

1	2	3	4	5	6	7	INPUT		10	11	12	13	14	15	16
							8	9
A															PGM	120VAC

	MON
B
C
D	COM1 COM2
	UNIT ID
	OUTPUT

1	2	3	4	5	6	7	INPUT		10	11	12	13	14	15	16
							8	9
A															PGM	120VAC

	MON
B
C
D	COM1 COM2
	UNIT ID
	OUTPUT

RS-422

REVERSED

CABLE

RS-422

REVERSED

CABLE

RS-422

REVERSED

CABLE

*A wall block is used to convert the DB9 connector of the PC to an RJ-45 connector for connection to the COM1 port of the MDA. Refer to Figure 5 for a wiring diagram of PC-to-MDA connections.

Figure 39. PC Connection to Up to 16 Daisy-Chained MDA Units

Pelco Manual C573M-D (11/03) 47