Installation Instructions
  SMP5CTX Series Installation Guide  - 5 -
LGN
OFF ON
LOW BAT
NC C NO NC C NO
AC FAIL
5A 250V
OFF - 24V
ON - 12V
ON
--- BAT + --- DC +
AC
DC
Power Supply
Board
Green
Lead
115VAC/
230VAC 
power
mains
Power
Distribution
Module(s)
Optional Rechargeable
Stand-by Battery
Optional Rechargeable
Stand-by Battery
LGN
OFF ON
LOW BAT
NC C NO NC C NO
AC FAIL
5A 250V
OFF - 24V
ON - 12V
ON
--- BAT + --- DC +
AC
DC
Power Supply
Board
Green
Lead
115VAC/
230VAC 
power
mains
Power
Distribution
Module(s)
Optional Rechargeable
Stand-by Battery
Optional Rechargeable
Stand-by Battery
LGN
OFF ON
LOW BAT
NC C NO NC C NO
AC FAIL
5A 250V
OFF - 24V
ON - 12V
ON
--- BAT + --- DC +
AC
DC
Power Supply
Board
Green
Lead
115VAC/
230VAC 
power
mains
Power
Distribution
Module(s)
Optional Rechargeable
Stand-by Battery
Optional Rechargeable
Stand-by Battery
LGN
OFF ON
LOW BAT
NC C NO NC C NO
AC FAIL
5A 250V
OFF - 24V
ON - 12V
ON
--- BAT + --- DC +
AC
DC
Power Supply
Board
Green
Lead
115VAC/
230VAC 
power
mains
Power
Distribution
Module(s)
Optional Rechargeable
Stand-by Battery
Optional Rechargeable
Stand-by Battery
Fig. 1b
See
LED Diagnostics, 
pg. 3
Fig. 1
Fig. 1a
Switch disables power mains line voltage input.
If stand-by battery (batteries) are connected, the DC output remains on
Fig. 1c
SW1
12VDC - ON
24VDC - OFF








