Wire type and length
Wiring run
Wire type
Diameter
Length (Max.)
Main monitor –
Doorphone
(including lobby station)
A
ø 0.65 mm
22 AWG
100 m
ø 1.0 mm
18 AWG
130 m
ø 0.5 mm
CAT 5
50 m
Main monitor –
Power supply unit
B
ø 0.65 mm
22 AWG
10 m
ø 1.0 mm
18 AWG
20 m
Power supply unit –
AC power source
C
ø 1.2 mm – ø 2.0 mm
(17 AWG – 12 AWG)
No requirement
Main monitor –
Relay box
D
ø 0.65 mm
22 AWG
100 m
ø 1.0 mm
18 AWG
130 m
Relay box –
E
ø 0.5 mm – ø 1.2 mm
(24 AWG – 17 AWG)
According to
specification of
connected device.
Main monitor –
Connection device for
F
ø 0.5 mm – ø 1.2 mm
(24 AWG – 17 AWG)
According to
specification of
connected device.
Main monitor –
PBX
G
ø 0.65 mm
CAT 3 or 22 AWG
100 m
*1 Type: Single-pair cable with outer sheath (jacket)
Conductor: Copper solid
R
A certified power supply wiring has to be used with this equipment. The relevant national
installation and/or equipment regulations shall be considered. A certified power supply wiring not
lighter than ordinary polyvinyl chloride flexible wiring according to IEC 60227 shall be used.
*2 When using an electric lock or a connection device for option input (A contact), select a device that
meets the following guidelines:
R
Electric lock connection terminal (S1/S2, S3/S4):
– N/O dry closure contact
– 12 V AC/DC, less than 1 A
R
Connection device for option input (A contact) terminal (IN1/IN2/IN3/IN4):
– Input method: No-voltage contact
– Open-circuit voltage between terminals: DC 7 V or less
– Detection definite time: 0.1 second or more
– Short-circuit between terminals: 5 mA or less
– Resistance value: make: 500
W
or less make, break: 15 K
W
or more
6