X604, X605, X606 Jumper; X403 Jumper; Bell Follower Input; Wiring Specs - Siemens FC2025 Manual

12.2.4 X604, X605, X606 Jumper

NAC 1 class A/B
X604 Jumper position Function
X605
X606
3 - 2
3
1 - 2
2
1
The class A/B configuration of the jumpers on the periphery board must be transferred
in the Engineering tool set. An error is generated if the configuration does not match.

12.2.5 X403 Jumper

Degrade Alarm Silenceable
X403 Jumper position Function
3 - 2
3
2
1 - 2
1

Bell Follower Input

12.3
The periphery board has an input designed to connect to an external fire alarm control
unit's NAC circuit so that the periphery board's NAC circuits can follow the activation
of the NAC circuits from an external source.

12.3.1 Wiring Specs

NAC is active.
*1- Fire detection device or bell extender.
Siemens Industry, Inc.
Building Technologies Division
Class A/B Setting of the Onboard NAC Circuit
Definition
Class A Configures periphery board NAC 1 for class A wiring
Class B Configures periphery board NAC 1-1 and NAC 1-2 for class B wiring
Degraded Mode Behavior of the NAC Circuit During an Alarm
Definition
NONSILENCEABLE When degrade mode is active in the system, and an alarm is present, this
setting prevents the user from turning off the notification appliances.
SILENCEABLE When degrade mode is active in the system, and an alarm is present, this
setting allows the user to turn off the notification appliances. The
notification devices remain switched off in the event of a further alarm.
X801
BF - 1
BF + 2
FS20 Marine Fire Detection Control Panel
-
*1
+
63
A6V10519176_enUS_b