Fig. 7: Wiring diagram for more than two DD-5100 call modules, NET2 or NET3 configuration
L
-I
N
L
IN
E
L
G
N
D
L
C
-
L
C
+
G
N
D
P
1
2
V
U
N
L
G
N
D
IL
M
N
B
U
S
D
1
D
0
C
P
W
G
N
D
C
A
M
L
-I
N
L
IN
E
L
G
N
D
L
C
-
L
C
+
G
N
D
P
1
2
V
U
N
L
G
N
D
IL
M
N
B
U
S
DD-5100 configured as
H type doorphone
Regulated power
supply (12VDC 1,5A)
Door unlock switch
GND
+12V
DD-5100 configured as
2-nd L type doorphone
Door unlock switch
Regulated
Power supply
(12VDC 1,5A)
GND
+12V
Electric lock/electromagnet
C
om
m
u
nic
a
tio
n
lin
e
V
id
e
o
sp
lit
te
r
V
D
-1
x5
V
IN
V
O
5
V
O
1
V
O
2
V
O
3
V
O
4
1
2V
G
N
D
Handsets / Monitors
Monitor
power supply
LG
C
L
CG
V+
GND
Electric lock/electromagnet
Electric lock/electromagnet
To
o
th
e
r
m
o
ni
to
rs
L
-I
N
L
IN
E
L
G
N
D
L
C
-
L
C
+
G
N
D
P
1
2
V
U
N
L
G
N
D
IL
M
N
B
U
S
D
1
D
0
C
P
W
G
N
D
C
A
M
DD-5100 configured as
1-st L type doorphone
Door unlock switch
Regulated
Power supply
(12VDC 1,5A)
GND
+12V
C
om
m
u
nic
a
tio
n
lin
e
V
id
eo
s
p
lit
te
r
V
D
-1
x5
V
IN
V
O
5
V
O
1
V
O
2
V
O
3
V
O
4
12
V
G
N
D
Handsets / Monitors
Monitor
power supply
LG
C
L
CG
V+
GND
Electric lock/electromagnet
To
o
th
er
m
on
ito
rs
LGND
LINE(H)/L-IN(L)
BUS
To
o
th
e
r
L
ty
pe
d
o
or
p
ho
ne
s
Power supply
(12VDC 0,3A)
Power supply
(12VDC 0,3A)