Security Escort
System wiring | en
29
Robert Bosch (SEA) Pte Ltd
Training Manual
2017.08 | V2.18.1.0 | DOC
4
System wiring
4.1
General guidelines
After the site survey (and special pre-construction verifications) has been completed, the
wiring can be run between the proposed locations of the system components and the Central
Console. See specific installation instructions accompanying each component for wiring
details.
The following table indicates the specifications for the wiring:
Application
Diagram
Ref
Gauge
Conductors Maximum
Distance
Notes
From
To
Transponder
Transformer
1
1.5 mm
(16
AWG)
2
15 m (50 ft)
Standard
lamp cord
Alert Unit
2
1.2 mm
(18
AWG)
4
900 m (3000
ft) per bus
Solid, not
twisted, not
shielded
Receiver
2
1.2 mm
(18
AWG)
4
900 m (3000
ft) per bus
Solid, not
twisted, not
shielded
SE485
3
0.5 mm
(24
AWG)
4 wire, 2
twisted pair
See
Transponder
– SE485
Wiring table.
IMPORTANT!
Must be
twisted pair,
not shielded.
CAT5 cable
preferred.
Siren/Strobe
4
1.2 mm
(18
AWG)
4
15 m (50 ft)
Solid, not
twisted, not
shielded
Alert Unit
Transformer
5
1.5 mm
(16
AWG)
2
15 m (50 ft)
Standard
lamp cord
Siren/Strobe
6
1.5 mm
(18
AWG)
4
15 m (50 ft)
Solid, not
twisted, not
shielded
Tab. 4.1:
Wiring Guidelines
4.1.1
Transponder - SE485 wiring table
Number of
Transponders
Maximum Wire
Length
1 to 4
6100 m (20000 ft)
8
3050 m (10000 ft)
12
1525 m (5000 ft)