Installation; Mounting Locations - Aiphone JK-1MD Installation & Operation Manual

2

INSTALLATION

2-1 Mounting locations

1
Install the master monitor station in a place
where the screen is not exposed to direct
sunlight.
2-2 Wiring method, wiring distance
Wire the units from station-to-station (daisy-chained).
JK-DA
JK-DV
JK-DVF
2
B
PS-1820
PS18
PS-1810DIN
PS-1820DIN
2-3 Cable
1
Use PVC-coated cable with PE (polyethylene) insulation.
2
Never use individual conductors, twisted pair cable or coaxial cable.
2
The master monitor station has switches on
both sides. Allow at least 5 cm (2") of open
space on either side.
A
JK-1HD
JK-1MD
4
C
IER-2
(x2)
3
JK-1MD / JK-1HD
2
+ 5 cm + 5 cm
(2")
JK-1SD
Ø 0.65 mm
A 50 m
B 5 m
C 75 m
3
When using a cable with unused conductors, terminate both ends of
the unused pair(s) with a 120 Ω resistor.
JK-1MD
A1
A2
S
S
B1
B2
L
L
+
-
120
- 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.
3
+ 15 cm
(6")
(2")
22 AWG Ø 1.0 mm 18 AWG
165' 100 m 330'
16' 10 m
245' 150 m 490'
JK-1HD/JK-1SD
B1
B2
SW
SW
+
-
120
33'