Aiphone JM-4MED Installation Manual page 9

Home-run wiring
Connections to these
terminals are the same as
"Station-to-station wiring".
NOTES:
• The power supply method shown in the above fi gures is an example. You can select a power supply method suitable for this system from various
methods. ( → P. 6)
If a message "WIRING MALFUNCTION CHECK FOR SHORT BETWEEN A1 - A2." is displayed, a short exists within the door station wires
•
and the unit will not operate. Check the wires.
Do not use the unused terminals and ports for other purposes.
•
In order to prevent miswiring, label both ends of each cable with the unit and terminal names to which they are to be connected.
•
For connecting other manufacturers' products, refer to the instruction manuals for those products.
•
The positions of the terminals on the above illustrations differ from the actual product. This is to simplify the diagram.
•
This unit is not a computer peripheral. Do not connect it to a LAN network.
•
Master station (ID = 1)
JM-4MED
M (OUT)
1A1
1A2
2A1
2A2
3A1
3A2
4A1
4A2
4-pin option connector
S
S
L1
L1
L2
L2
2
PS24
P
Distribution adaptor
JM-8Z
Sub master station 1 (ID = 2)
JM-4HD
Sub master station 2 (ID = 3)
JM-4HD
M (IN)
M (OUT) M (IN)
M (OUT) M (IN)
M (OUT)
M (OUT)
Sub master station 5 (ID = 6)
JM-4HD
Sub master station 6 (ID = 7)
JM-4HD
M (OUT) M (IN)
M (OUT) M (IN)
M (OUT)
2
PS24
P
*1
2
PS24
P
PS24
: Power supply
L
+
-
N
24 V DC2A
230 V AC 50/60 Hz
: CAT5e (non-shielded)
2
Ø1.0mm, 18AWG 2 conductor cable
:
NP: Non-polarized
P: Polarized
Sub master station 3 (ID = 4)
JM-4HD
Sub master station 4 (ID = 5)
JM-4HD
M (IN)
M (IN)
Sub master station 7 (ID = 8)
JM-4HD
M (IN)
*1: Up to four sub master stations can be
supplied with one power supply. Use
two power supplies for 5 - 7 sub master
stations.
+ -
DC2A
24V
100V - 240V AC
50/60 Hz
9