Mounting Locations; Wiring Method, Wiring Distance; Cable; Installation - Aiphone JF-2MED Installation & Operation Manual

2

INSTALLATION

2-1

Mounting locations

1
Install the master monitor station and
sub monitor station in places where
the screens are not exposed to direct
sunlight.
2-2

Wiring method, Wiring distance

Wire the units from station-to-station (daisy-chained).
A
D1
JF-DA
JF-DV
JF-DVF
JF-2MED
2 4
2
C D
D2
JF-DA
JF-DV
PS-1820
PS
JF-DVF
PS-1810DIN
JF-D
Ø 0,65 mm 22AWG
A
50 m
B 50 m
C 5 m
D 75 m
2-3

Cable

1
Parallel or jacketed 2-conductor, mid-capacitance non-
shielded cable is recommended. PVC jacket with PE
(polyethylene) insulated conductors is recommended.
2
Never use individual conductors, twisted pair cable or
coaxial cable.
2
The master monitor station and sub
monitor station have switches on both
sides.
Allow at least 5 cm (2") of open space on
either side.
B
JF-2HD JF-2HD
4
JF-2SD
SP IER-2
Ø 1,0 mm 18AWG
165' 100 m 330'
165' 100 m 330'
16' 10 m 33'
245' 150 m 490'
(x2)
3
JF-2MED / JF-2HD
2
+ 5 cm
(2")
Incorrect method
JF-DA
2
JF-DA
JF-2SD
2
3
When using a cable with unused conductors, terminate both ends of the
unused pair(s) with a 120 Ω resistor.
JF-DA
A1
JF-DV
A2
JF-DVF
JF-DA
JF-DV
A1
JF-DVF
A2
JF-D
- 3 -
Allow 15 cm (6") or more of vertical open space
from the center of the mounting bracket in order
to mount the master monitor station and sub
monitor station.
3
+ 15 cm
+ 5 cm
(6")
(2")
JF-2HD
4
JF-2MED
2
JF-2SD
4
4
JF-2MED
2 4
8
JF-2MED JF-2HD
A1 B1
A2 B2
A1
B1
A2 B2
B1 +
B2 -
S
S
+
-
120 120
JF-2HD
JF-2SD
JF-2HD
JF-2SD
JF-2HD
JF-2SD