Connections to Other Loop Units
Connecting Loop Units, Interactive Fire Detection Systems, 116-P-CONNECTLOOPUNIT/DGB 2007-10-10,
Autronica Fire and Security AS
Page 32
3.24 Interface Unit for Conventional Loops (BN-330)
Applies to AutroSafe only.
The Interface Unit for Conventional Loops BN-330 consists of a
BNB-330 module* mounted on a DIN-rail inside a PCM-box. The
conventional detectors are connected to a two-wire sub loop. The sub
loop is monitored for broken line by an end-of line unit BNY-330. The
interface unit must have a separate 24V supply.
PRESS HERETRYK K HER
KNUS GLASSET
BREAK GLASS
BN-330
BN- 320
BRANNALARM
Tilpasningsenhet
FIRE ALARM
Interface unit
Nr.
No.
BN- 320
BRANNALARM
Tilpasningsenhet
FIRE ALARM
Interface unit
Nr.
No.
Loop
Driver
Module
+
-
Conventional Loop
24VDC
End-of line
unit BNY-330
PRESS HERETRYKK HER
KNUS GLASSET
BREAK GLASS
* Variant:
The internal Conventional Loop Interface Module BNB-330 is
mounted on a DIN-rail onto other internal modules inside the Fire
Alarm Control Panel / Controller where it is powered with 24VDC.
BNB-330
Module
+
-
Conventional Loop
End-of line
unit BNY-330
PRESS HERETRYKK HER
KNUS GLASSET
BREAK GLASS
Screw Terminal no. Signal
1 + AL-Com in
2 - AL_Com in
3 + AL-Com out
4 - AL_Com out
5 + 24V Input
6 0V
7 Conventional loop 15V/24V select
8 T-output / Open collector
9 + conventional loop
10 - conventional loop