External Signals; External Incoming Alarms; External Outgoing Alarms - Lindab FDS-M User Manual

5. External signals

5.1 External incoming alarms

The master unit FDS-M can receive no.2 external alarms (Standard NO contact, possible to change to NC in FDS-M
configuration). These alarms can be remotely acknowledged as well.
3.10
ALARM

5.2 External outgoing alarms

The master unit FDS-M can send no.2 external alarms, a fire alarm (A) and a service alarm (S), through 24V driven
relays (relay module FDS-RB, NC contact).
3.11
STOP AHU
A S
ALARM
12 Control input relay I
13 Control input relay II
14 Control input relay III
20 Control input common 24 V AC
30 Control input 24 V AC
31 Output relay I
32 Output relay II
33 Output relay III
3.8
3.8
3.10
3.11
STOP AHU
A S
ALARM
FDS-M
GD0
FDS-R
FDS-R
FDS-M
FDS-M
FDS-M
FDS-M
S
A
D06 D07
2018-08-01
L N DATA0+ DATA0-
L N
+C Ext1 Ext2 Ack
+C Ext1 Ext2
S
A
GD0 D06 D07
S
A
GD0 D06 D07
DATA0+ DATA0-
Ack
15