Aiphone JK-1MD Manuale Utente
- 3 -
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2
INSTALLATION
2-1 Mounting locations
1
Install the master monitor station in a place
where the screen is not exposed to direct
sunlight.
sunlight.
2
The master monitor station has switches on
both sides. Allow at least 5 cm (2") of open
space on either side.
space on either side.
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.
bracket in order to mount the master
monitor station.
+ 5 cm
(2")
+ 5 cm
(2")
JK-1MD / 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-1SD
JK-1MD
JK-DA
JK-DV
JK-DVF
2
4
PS18
PS-1820
PS-1810DIN
PS-1820DIN
A
B
C
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
Ω resistor.
JK-1MD
JK-1HD/JK-1SD
120
120
+
-
A1
A2
B1
B2
L
L
L
S
S
S
+
-
SW
SW
B1
B2