Siemens FC922 User Manual

FS20 Marine Fire Detection Control Panel
62
Siemens Industry, Inc. A6V10519176_enUS_b
Building Technologies Division
12.2.1 X601 Terminal Block
NAC 1 class A / NAC 1-1 class B / NAC 1-2 class B
Pin
Designation
Description
4 NAC1-1 (+) Positive feed for notification appliances for NAC 1 class A or NAC 1-1 class B
3 NAC1-1 (-) Return feed for notification appliances for NAC 1 class A or NAC 1-1 class B
2 NAC1-2 (+) Positive feed for notification appliances for NAC 1 class A or NAC 1-2 class B
1 NAC1-2 (-) Return feed for notification appliances for NAC 1 class A or NAC 1-2 class B
Admissible cable cross-section: 1 x 12…18 AWG or 2 x 16…18 AWG
12.2.2 X602 Jumper
Degraded Mode Enable/Disable for NAC 1 class A or NAC 1-1 class B
X602
Jumper position
Function
Definition
1
2
3
3 - 2 Disable degrade Disable degraded mode for NAC 1 class A or NAC 1-1 class B.
Circuit will not activate the notification appliances if degraded mode is activated
and an alarm is present.
1 - 2 Enable degrade Enable degraded mode for NAC 1 class A or NAC 1-1 class B.
Circuit will activate the notification appliances if degraded mode is activated
and an alarm is present.
12.2.3 X603 Jumper
Degraded Mode Enable/Disable for NAC 1-2 class B
X603
Jumper
position
Function
Definition
1
2
3
3 - 2 Disable degrade Disable degraded mode for NAC 1-2 class B. Circuit will not activate the
notification appliances if degraded mode is activated and an alarm is present.
1 - 2 Enable degrade Enable degraded mode for NAC 1-2 class B. Circuit will not activate the
notification appliances if degraded mode is activated and an alarm is present.

Siemens FC922 Specifications

General

Brand	Siemens
Model	FC922
Category	Control Panel
Language	English