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 30
3.22 Day/Night Control Unit with Timer Input (BW-203)
Applies to AutroSafe only.
The Day/Night Control Unit is used for remote operation of the
Disable/Enable ‘Immediate Output Action’ commands. The unit is
connected to and powered from the detection loop. An external timer
controls the monitored input.
PRESS HERETRYK K HER
KNUS GLASSET
BREAK GLASS
BW-203
BN- 320
BRANNALARM
Tilpasningsenhet
FIRE ALARM
Interface unit
Nr.
No.
Loop
Driver
Module
External Timer
PRESS HERETRYK K HER
KNUS GLASSET
BREAK GLASS
BW-203
BN- 320
BRANNALARM
Tilpasningsenhet
FIRE ALARM
Interface unit
Nr.
No.
BN- 320
BRANNALARM
Tilpasningsenhet
FIRE ALARM
Interface unit
Nr.
No.
Loop
Driver
Module
External Timer
* 1 or 2 units on each loop: Connect detector loop + (1), and detector loop – (3) to 24V input.
More than 2 units on each loop: Use external 24V supply
Separate 24V DC must always be used when if more than 2 units are connected to the loop, or if the 24V
output is used.
Detection
Loop
Connection to
External timer
24V Output
LED
24V Input
*