NEX7250 Zone 2 Annunciator
49
16. Medium Window Alarm Module Wiring
Series 725 units supplied with medium windows provide two alarms per cell.
16.1 Standard Version Without Repeat Relay Facility
Each cell is equipped with a type A2 back plate and a dual channel alarm card model no
CB5674POP1, which is suitable for 2 signal inputs. The alarm card is located in the upper card slot
16.2 Optional Version With Repeat Relay Facility
Each cell is equipped with a type AR2 back plate and dual channel alarm card model no
CB5674POP2, which is suitable for 2 signal inputs and provides 2 relay outputs each having one set
of changeover contacts. The alarm card is located in the upper card slot
Wiring Details For A2 And AR2 Medium Window Versions
A2
INPUT
RELAY
AR2
INPUT
WIRING FOR UNITS
WITH MEDIUM WINDOWS
WITHOUT REPEAT RELAYS
CH*
CH*
WIRING FOR UNITS
WITH MEDIUM WINDOWS
WITH REPEAT RELAYS
1
C
2
C
R1
NO
NC
NC NO R2
1
C
2
C
LOWER
WINDOW
LOWER
WINDOW
UPPER
WINDOW
UPPER
WINDOW
1
2
FRONT VIEW
WINDOW LAYOUT
