Wiring.4-9 - Aiphone TD-H Series Installation & Operation Manual

■ WIRING---
■ All-master system configurations
TD-H is basicaiiy designed for making all-master system on looped trunk cable, as per table below;
Moidels Station capacity Cable requirecj (*)
TD-3H/B 4 stations 7-coniductor cable
TD-6H/B 7 stations
10-con(juctor cable
TD-12H/B 13 stations 16-conductor cable
TD-24H/B 25 stations
28-conductor cable
(*) Includes a conductor for D terminal required for a DE-UR(s)
TD-1H/B, 1-call sub providesTD-3H/B ~ 24H/B all-master network with own communication points
(intermixed system).
■ Cable requirements
Use multiconductor cable (non-twisted), 0.65 ~ 0.8mm dia., 22~ 20AWG, to accommodate maximum
number of intercom stations, and featured audio or PanTilt video door station(s) and/or page to a
zone(s), each of which uses one potential wire.
■ Terminal - block layout ★Two cable clamp tips are attached on chassis. (See page 10)
TD-1H/B TDW-1/A TD-3H/B TDW-3/A TD-6H/B TDW-6/A
TD-12H/B TDW-12/A TD-24H/B TDW-24/A
Meaning of terminal symbols
No. 1 ~ 24 are selective station
points, providing selective calling
and communication for master-
to-master communication.
C terminal is a call tone signal
receive terminal.
D terminal is a door station call
tone line.
+, - terminals are 12V DC
power supply lines.
■ Power supply
Entire TD-H intercoms can be powered by a single PS-12A(12C) power supply, and locate it in the
center of the trunk cable. It can also power directly such adaptors as DE-UR, PD-1 & PD-2, which
must be all located within 5m, 16' distance from PS-12A(12C).
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