Panasonic VL-V900 Installation And Operating Instructions Manual page 28

4. Installation
Expanded system with extension box example
Lobby Station (up to 18)
(6 lobby station for each
extension box)
OFF ON
V700 K-IN K-OUT
DC IN
L1 L2 C1 C2 S1 S2
COAX
NP NP
12 V DC
Access
controller
NP
(input)
Electric
lock
POWER SUPPLY UNIT (output)
Lift Controller (up to 15 for Relay)
Lift Controller (up to 3 for Binary)
1
DIP SW 1 : ON
DC IN
NP
POWER SUPPLY UNIT
NP: Non-polarised
*1 When connecting wires from an extension box to a control box, only connect to port 1.
28
Extension Box (3)
NP
Power
supply
NP
NP
NP
DIP SW 1 : ON
POWER SUPPLY UNIT
Repeater
DIP SW : ALL OFF
POWER SUPPLY UNIT
To Distribution Box (INPUT)
Control Box (1)
*1
PC
USB
DC IN
Distribution Box (up to 28)
NP
1
NP
DC IN
NP
NP
NP
DC IN
NP NP
NP
Branch 1
NP NP
PBX
RJ11
TV Monitor
NP
POWER SUPPLY UNIT
Repeater (up to 4)
Main Monitor
NP
1
NP
DIP SW 1 : ON
DC IN
NP NP
NP
POWER SUPPLY UNIT
NP
2
NP
DIP SW 2 : ON
DC IN
NP
POWER SUPPLY UNIT
Room unit (up to 560)
Door Station
D1 1
D2 2
D3 3
D4 4
R1 5
R2 6
R3 7
IN1 8
IN2 9
IN3 10
NP
IN4 11
P1 12
P2 13
D1 1
D2 2
D3 3
D4 4
R1 5
R2 6
R3 7
IN1 8
IN2 9
IN3 10 NP
IN4 11
P1 12
P2 13
D1 1
D2 2
D3 3
D4 4
R1 5
R2 6
R3 7
IN1 8
IN2 9
IN3 10
NP
IN4 11
P1 12
P2 13
D1 1
D2 2
D3 3
D4 4
R1 5
R2 6
R3 7
IN1 8
IN2 9
NP
IN3 10
IN4 11
P1 12
P2 13