1
Model PAD-5-CLSA
NAC Circuits
12
Siemens Industry, Inc.
A6V101030359_en--_c
Building Technologies Division
X300
Pin
Designation Description
1
5_+
Positive feed for notification appliances for NAC 3 class A or NAC 5 class B
2
5_-
Return feed for notification appliances for NAC 3 class A or NAC 5 class B
3
6_+
Positive feed for notification appliances for NAC 3 class A or NAC 6 class B
4
6_-
Return feed for notification appliances for NAC 3 class A or NAC 6 class B
Admissible cable cross-section: 1 x 12…18 AWG or 2 x 16…18 AWG
X400
Pin
Designation Description
1
7_+
Positive feed for notification appliances for NAC 4 class A or NAC 7 class B
2
7_-
Return feed for notification appliances for NAC 4 class A or NAC 7 class B
3
8_+
Positive feed for notification appliances for NAC 4 class A or NAC 8 class B
4
8_-
Return feed for notification appliances for NAC 4 class A or NAC 8 class B
Admissible cable cross-section: 1 x 12…18 AWG or 2 x 16…18 AWG
3.2.2 NACs Configured as Auxiliary Output Circuits
When NAC 5 and NAC 6 are configured for Auxiliary output through the configuration
tool, the outputs are always on, unless the software is programmed for special purpos-
es. Refer to the configuration tool IOM manual for specifics when configuring the NACs
for auxiliary output.
X300
Pin
Designation
Description
1
5_+
Positive feed for Auxiliary Circuit 5 (DC +24 V)
2
5_-
Return feed for Auxiliary Circuit 5 (DC -24 V)
3
6_+
Positive feed for Auxiliary Circuit 6 (DC +24 V)
4
6_-
Return feed for Auxiliary Circuit 6 (DC -24 V)
Admissible cable cross-section: 1 x 12-18 AWG or 2 x 16-18 AWG