Aiphone JK-1HD Manuel d'utilisateur Page 3

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2
INSTALLATION
2-1 Mounting locations
1
Install the sub monitor station in a place
where the screen is not exposed to direct
sunlight.
2
The sub monitor station has switches on
both sides. Allow at least 5 cm (2") of open
space on either side.
3
Allow at least 15 cm (6") of vertical open
space from the center of the mounting
bracket in order to mount the sub monitor
station.
+ 5 cm
(2")
+ 5 cm
(2")
JK-1HD
2
3
+ 15 cm
(6")
2-2 Wiring method, wiring distance
Wire the units from station-to-station (daisy-chained).
Ø
0.65 mm 22 AWG
Ø
1.0 mm 18 AWG
A 50 m 165' 100 m 330'
B 5 m 16' 10 m 33'
C 75 m 245' 150 m 490'
JK-1HD
JK-1MED/1MD
JK-DA
JK-DV
JK-DVF
24
PS18
PS-1820
PS-1810DIN
PS-1820DIN
A
BC
IER-2
2-3 Cable
1
Use PVC-coated cable with PE (polyethylene) insulation.
(x2)
2
Never use individual conductors, twisted pair cable or coaxial cable.
3
When using a cable with unused conductors, terminate both ends of
the unused pair(s) with a 120 resistor.
JK-1MED/1MD JK-1HD
120 120
+
-
A1
A2
B1
B2
L
L
S
S
+
-
SW
SW
B1
B2
JK-1HD_multi.indb 3 2008/12/11 22:52:00
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