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48 Pelco Manual C573M-D (11/03)
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OUT IN
10-24 ACDC
Tx+
Tx-
GND
100-240V
15 16
120VAC
COM1COM2
UNIT ID
PGM
MO
N
MDA 1
1
2
3
4
8
7
6
5
RS-422
SHIELDED
TWISTED
PAIR*
CM9760-CDU-T
RS-422 REVERSED CABLE
PV130
TX-
TX+
RX-
RX+
GND
+12
VDC
1
2
3
4
8
7
6
5
+12 VDC
GND
12 VDC POWER SUPPLY
(IF NECESSARY)
FEMALE
DB9
PC MALE DB9
SERIAL PORT
15 16
120VAC
COM1COM2
UNIT ID
PGM
MO
N
15 16
120VAC
COM1COM2
UNIT ID
PGM
MO
N
15 16
120VAC
COM1COM2
UNIT ID
PGM
MO
N
MDA 2
MDA 3
MDA 16
15 16
120VAC
COM1COM2
UNIT ID
PGM
MON
MDA 17
1
2
3
4
8
7
6
5
15 16
120VAC
COM1COM2
UNIT ID
PGM
MON
15 16
120VAC
COM1COM2
UNIT ID
PGM
MON
15 16
120VAC
COM1COM2
UNIT ID
PGM
MON
MDA 18
MDA 19
MDA 32
15 16
120VAC
COM1COM2
UNIT ID
PGM
MON
MDA 33
1
2
3
4
8
7
6
5
15 16
120VAC
COM1COM2
UNIT ID
PGM
MON
15 16
120VAC
COM1COM2
UNIT ID
PGM
MON
15 16
120VAC
COM1COM2
UNIT ID
PGM
MON
MDA 34
MDA 35
MDA 48
15 16
120VAC
COM1COM2
UNIT ID
PGM
MON
MDA 49
1
2
3
4
8
7
6
5
15 16
120VAC
COM1COM2
UNIT ID
PGM
MON
15 16
120VAC
COM1COM2
UNIT ID
PGM
MON
15 16
120VAC
COM1COM2
UNIT ID
PGM
MON
MDA 50
MDA 51
MDA 64
WALL
BLOCK
*BELDEN 9843 OR SIMILAR CABLE
RS-422
REVERSED
CABLE
RS-422
REVERSED
CABLE
RS-422
REVERSED
CABLE
RS-422
REVERSED
CABLE
Figure 40. PC Connection to over 16 MDA Units (Maximum of 64 MDA Units)