TOA RS-144, RS-143, RS-140 Users Manual
INSTALLATION MANUAL
SWITCH PANELS
OPTION HANDSET
RS-140, RS-143, RS-144
RS-141
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-143]
[RS-141]
[RS-144]
3. CONNECTIONS
3.1. Switch Panel Connections (When the Option Handset is not used)
Substation interface unit
To the substation connection terminal
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)
Green (HOT)
Blue (COM)
2-core shielded cable
2-core shielded cable
Brown
Red
Orange
Brown (A)
Red (B)
Orange (C)
Yellow (C+)
Green (B+)
Blue (A+)
Purple (H)
N.C.
Switch panel
(Figure shows the RS-140.)
Substation interface unit
3P removable terminal plug
(supplied with the Substation
interface unit)
High-impedance speaker
(Impedance: 600 Ω or more)
Switch panel
(Figure shows the RS-140)
RS-141
N.C.
2-core shielded cable
2-core shielded cable
2-core shielded cable
Brown (A)
Red (B)
Orange (C)
Yellow (C+)
Green (B+)
Blue (A+)
Blue (COM)
Green (HOT)
Purple (H)
Brown (A)
Red (B)
Orange (C)
Yellow (C+)
Green (B+)
Blue (A+)
Purple (H)
Brown
Red
Orange
To the substation connection terminal
)]
3.2. Switch Panel and Option Handset Connections
Note
Cut out unused wires to avoid short-circuiting.
4. INSTALLATION
4.1. Switch Panel Installation
4.1.1. Dimensional diagram
[RS-140] [Mounting bracket (Supplied with the RS-140/143/144
Note:
70
The dimensions of RS-143 and RS-144 are the same as above.
115
68.5
12.3
200 or less
16.3
Unit: mm
83.5
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