14
Fire input connection without loop (for single unit):
Mains fail & battery low connection:
J9
DC 12V output supply to
SMNG220
F+
F-
I+
I-
EXT1+
EXT1-
EXT2+
EXT2-
AC Input supply from mains
To battery
Mains Fail
Battery Low
Fire Switch
F-
F+
J9 on board of SMNG220