P:\INSTALLATION INST\Power Supplies\INST-631RF-CUL_631RFA-CUL.vsd Rev A 04-13
REGULATED POWER SUPPLY
INSTALLATION INSTRUCTIONS
MODEL 631RF-CUL/631RFA-CUL
801 Avenida Acaso, Camarillo, Ca. 93012
(805) 494-0622 • Fax: (805) 494-8861
www.sdcsecurity.com • E-mail: service@sdcsecurity.com
POWER SUPPLY SPECIFICATIONS
Input Voltage: 115/230 VAC @ 60hz
Input Current: 0.8 amps Max.
Output Voltage: 12/24VDC (Regulated)
Output Current: 1.5 amps
Ripple Voltage: 0.05 Volts Max.
Battery Charger Max. Current: 0.25 amps
Maximum recommended battery size: 7ah
Recommended Battery: SDC Model RB12V7
(Replace batteries every 3 years)
To determine standby battery capacity refer to
Battery Discharge Table (INST-BDT).
Suitable Uses:
Electric Lock Power Supply
Access Control Power Supply
TEST UNIT ANNUALLY
Note: Power limited
cable must maintain a
1/4” or more of spacing
from battery cables or
primary power wires.
Battery
+
C
_
HIGH
VOLTAGE
INPUT
POWER LIMITED
CLASS 2 OUTPUT
+ _
+ _ + _
+
_
COMPONENT LOCATIONS
MODEL 631RF-CUL/631RFA-CUL
BATTERY 1
4ah
POWER
SUPPLY
BOARD
BATTERY 1
4ah
STANDARD BOX
CONTROL
MODULE
CONTROL
MODULE
AC Power
LED
Note:
Power must be turned off
before changing voltage
jumper.
Voltage Adjust
Battery
Charger
Indicator
Battery
Input
Primary
Fuse 250V
1.5 Amp
Fuse
+
_ C
System Status LED
YEL = System OK
RED = No AC Input
GRN = No DC Output
S
H
O
R
T
O
P
E
N
12V
24V
Voltage
Select
Voltage Output
Terminals
BATTERY 2
4ah or 7ah
“A” Option Box
CONTROL
MODULE
CONTROL
MODULE
POWER
SUPPLY
BOARD
CONTROL
MODULE
CONTROL
MODULE
BATTERY 2
4ah or 7ah
COVER
BATTERY MONITOR LEDS
GRN = AC
RED = BATTERIES
ORG = NO/LO BATTERY
MAIN SYSTEM ON-OFF
Min. Switch or
Contact Ratings
100mA @ 30VDC
+
_ C
Master ON/OFF
Switch (N/C)
12VDC
+ _ + _
+
_
12 Volt Mode Battery
Connections
Monitor Board
Install Jumper
12VDC
+ _ + _
12VDC
+
_
+
_
24 Volt Mode Battery
Connections
Monitor Board
Remove Jumper
