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2010DBVL to AD1981 Port Expander to AD1024 CPU
to
CPU
THREE CONDUCTOR SHIELDED
BELDEN 8770 OR EQUIVALENT
RED
GREEN
1234 5
6789
12345
6789
KBD
d
AD1981
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6789
RED
GREEN
2010DBVL
2010DBVL
Up to four 2010DBVL Modules may be
connected to one AD1981 Port Expander
using
the following AD1981 port assignments:
KBD a: 2010DBVL-1x, Cameras 1-256
KBD b: 2010DBVL-2x, Cameras 257-512
KBD c: 2010DBVL-3x, Cameras 513-768
KBD d: 2010DBVL-4x, Cameras 769-1024
A20
KBD
c
KBD
b
KBD
a
1
2
3
45
6
7
8
1
2
3
45
6
7
8
1
2
3
45
6
7
8
AD1024
PORTS
120V
60Hz
DATA LINE
12
PROG MON
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DO NOT CONNECT TO TELEPHONE CIRCUITS