User guide
System Hardware
4.4.4 Overview
System Description, AutroSafe Integrated Fire & Gas Detection System, 116-P-ASAFE-IFG/XE Rev. B, 2005-10-27,
Autronica Fire and Security AS
Page 22
Power
Fire Brigade Msg
Fire Vent Activated
Fire Ext Activated
0
ALARM
?
C
987
6
54
3
21
Silence Buzz er
Silence Sounders
Reset
More Alarms
Prewarning
Early Warning
System Fault
Function Disabled
Test
Fault
Self Verify
General Alarm
AutroCom
EAU-321
EAU-341
AUTROFIELDBUS
BS-320
BSD-340
BSD-340
BSD-340
Flame
Detector
PowerLoop
Gas
Detector
BN-342
4-20mA
Power
Fire Brigade Msg
Fire Vent Activated
Fire Ext Activated
0
ALARM
AutroCom
?
C
987
6
54
3
21
Silence Buzz er
Silence Sounders
Reset
More Alarms
Prewarning
Early Warning
System Fault
Function Disabled
Test
Fault
Self Verify
General Alarm
EAU-321
EAU-341
AUTROFIELDBUS
BS-320
BSD-340
BSD-340
BSD-340
Flame
Detector
PowerLoop
BN-342
4-20mA
Gas
Detector
4.4.5 Connections
BN-342/1
(BN-342/2)
+
-
+
-
+ -
5 6
1
2 3
4
4-20mA input
In
Out
PowerLoop
If shielded cable is used for the PowerLoop, the shield should be
continued.