Aiphone JOS-1A Manuel D'installation page 8

WIRING
Insert wires securely into each terminal as shown.
JO-DA
Electric door
strike
AC transformer
EL-12s
Door release
An EL-12S (AC 12 V, 0.125 A, DC 12 V, 0.2 A) or
equivalent part and a separate AC transformer (or
power supply) are required.
Door release contact: AC/DC 24 V, 0.5 A
(Minimum contact: 100 mV DC, 0.1 mA)
(N/O dry closure contact L, L).
*Run separate cables for audio/video and door release.
Call extension speaker
IER-2
Presence of sound from IER-2
Call tone from door station.
8
Video door station
JO-DV JO-DVF
A1 A2
2
NP
2
NP
2
NP
master monitor station
(To optional units)
2
(AC/DC 24V, 0.5A N/O dry closure contact)
(Minimum contact: 100mV DC, 0.1mA)
P
+ -
PS18
PS18
: Power supply
PS-1820D
IN 230V~ 50/60Hz
- ++ -
L N
L
+
100V - 240V
-
N 50/60 Hz
230V AC 18V DC 2A
50/60 Hz
Without grounding, the units may not operate
normally.
NoTEs:
• To add an expansion monitor station, see the installation
manual of the expansion monitor station.
JO-1MD
NP: Non-polarized
PS-1820
P: Polarized
PS-1820S
PS-1820UL
18V DC 2A