Wiring, 4 wiring – Aiphone TB-10M User Manual
Page 4
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WIRING----------------
I
Terminal-block layout
TB-10M
TB-20M
□ 1 DC18V or
□ J AC15-16V
m
1]
m
a
s
m
m
0
0
11
\E
0
E012V
s
a
0
.
01
Connect power supply to
TB-M Master station
(Max. 25m/1 .Omm^, 80718AWG)
Each E terminal may have
one to three wires from
TB-SE terminal 2.
★ 2 wires from TB-SE subs must
not be made common at any
other point than on the
TB-M terminal block.
TB-20G
TB-40G
TB-AD10
TB-AD1
0
0
0
0
0
0
a
0
0
0
0
0
0
0
0
M
0
El
El
El
0
E3
0
El
0
El
0
M
0
El
0
El
0
l!=L
Meaning of terminal symbols
E terminal is common calling and communication line.
No. 1-40 terminals are selective station points, providing selective calling and communication.
C & M terminals are master-to-master communication.
R & T terminals are master-to-door adaptor transmit and receive lines.
S & S terminals are call tone output to IER-2 call extension speaker.