Autronica BG-21 Mounting Instructions

AUTROFLAME IR-FLAME DETECTOR BG-21
Interactive fire detector systems
Mounting instructions
Avoid static discharges when
mounting the detector

Dimensions

119 x 63.5 mm
Distance between fixing holes: 100 mm

Connection

Wire: Max. 2.5 mm /14 AWG
2
Connection to the first detector in
the loop and between detectors in
the loop:
Terminal Connection
1 + in
2 -in/out
3 + out/alarm resistor
4 alarm resistor
Doc-1000336-2, 2021-05-19
Glands suitable for cable size 6 – 12 mm. These
must be used in order to maintain the degree of
protection.
Connection to the final detector in
the loop or a single detector:
Terminal Connection
1 + in
2 -in / EOL
3 alarm resistor / EOL
4 alarm resistor
Where a screened loop cable is required, use Thorix to connect the
screen in/out of the detector. The screen should only be connected
to the earth at one end (on the panel).
Terminals
1 2 3 4