Toa RS-140 Installation Manual

SWITCH PANELS
OPTION HANDSET
1. GENERAL DESCRIPTION
The RS-140, RS-143, and RS-144 are substations to be connected to the 2-Core Shielded Substation Interface
Unit. The RS-141, designed exclusively for indoor-use in combination with the RS-140, RS-143, or RS-144, is an
option handset to make handset conversations.
For operation of the units, refer to the N-8000 series instruction manual.
Warning
This is a class A product. In a domestic environment this product may cause radio interference in which case
the user may be required to take adequate measures.
2. APPEARANCE
[RS-140]
[RS-144]
3. CONNECTIONS
3.1. Switch Panel Connections (When the Option Handset is not used)
Substation interface unit
3P removable terminal plug
(supplied with the Substation
interface unit)
Note
Cut out the unused Wire (purple) to
avoid short-circuiting.
High-impedance speaker
(Impedance: 600 Ω or more)
RS-140, RS-143, RS-144
[RS-143]
To the substation connection terminal
2-core shielded cable
Green (HOT)
Blue (COM)
2-core shielded cable
INSTALLATION MANUAL
[RS-141]
Brown
Red
Orange
Brown (A)
Red (B)
Orange (C)
Yellow (C+)
Green (B+)
Blue (A+)
Purple (H)
N.C.
RS-141
Switch panel
(Figure shows the RS-140.)