4479 ADDRESSABLE SOUNDER BASE
- FIRE ALARM SOLUTIONS TECHNICAL DESCRIPTION
15
8. INSTALLATION AND WIRING
Screen wire termination is not provided.
The base is prepared for mechanical locking of the detector when a detector with a locking screw is plugged into the base.
Analog detector with isolator 4400I must be plugged in the addressable sounder base 4479.
Terminal name
Description
Wire size (Min)
Wire size (Max)
SAi
COM-loop SA input
Ø 0.6 mm (0.28 mm²)
Ø 1.385 mm (1.50 mm²)
SAo
COM-loop SA output
SB
COM-loop SB input / output
X1
If necessary, connect excess wires of fire alarm
cable. (for +30DC or its ground only)
X2
If necessary, connect excess wires of fire alarm
cable. (for +30DC or its ground only)
Screen
If necessary, connect screened wires of fire alarm
cable
Ø 0.6 mm (0.28 mm²)
Ø 1.385 mm (1.50 mm²)
If wire Ø 0.6 mm or thinner is used, the release button may have to be pressed when the wire is put into the connector.
If wire Ø > 1.2 mm (Max 1.385 mm) is used, the release button may have to be pressed by a tool (for example a screwdriver) when
the wire is removed from fast connector.
A direction
B direction
