Unit should be tested at least once a year for the proper operation as follows:
Output Voltage Test: Under normal load conditions the DC output voltage should be checked for proper voltage level
(see Terminal Identification Tables).
Battery Test: Under normal load conditions check that the battery is fully charged, check specified voltage at the
battery terminals and at the board terminals marked [+ BAT -- ] to ensure that there is no break in the battery
connection wires.
Note: Maximum charge current under discharge is 0.7 amp.
Note: Expected battery life is 5 years; however, it is recommended changing batteries in 4 years or less if necessary.
AL600ULXB - Power Supply/Charger
Red (DC)
Green (AC)
ON
ON
ON
OFF
OFF
ON
OFF
OFF
Red (Bat)
Battery Status
ON
Normal operating condition.
OFF
Battery fail/low battery.
AL600ULXB - Power Supply/Charger
Terminal Legend Function/Description
L, G, N
115VAC 60 Hz
+ DC –
24VDC @ 6 amp total continuous non power-limited output (supplies power to ALX3B).
AC Fail
Indicates loss of AC power, e.g. connect to audible device or alarm panel. Relay normally energized
NC, C, NO
when AC power is present. Contact rating 1 amp @ 28VDC.
Indicates low battery condition, e.g. no battery presence. Relay normally energized when DC power
Bat Fail
is present. Contact rating 1 amp @ 28VDC. Low battery threshold: 24VDC output threshold is set
NC, C, NO
approximately @ 21VDC
+ BAT –
Stand-by battery connections. Maximum charge current 0.7 amp.
AL3XB - Power Output Module
Terminal Legend Function/Description
-- INPUT +
24VDC from power supply (AL600ULXB)
+ 24VDC -
24VDC @ 3 amp continuous non power-limited output
+ 12VDC -
12VDC @ 1.75 amp continuous power-limited output.
+ 5VDC -
5VDC @ 1.75 amp continuous power-limited output.
- 4 -
Maintenance:
LED Diagnostics:
Power Supply Status
Normal operating condition.
Loss of AC. Stand-by battery supplying power.
No DC output.
Loss of AC. Discharged or no stand-by battery. No DC output.
Terminal Identification:
Available from A1 Security Cameras
www.a1securitycameras.com email: sales@a1securitycameras.com
AL600UL3/AL600UL3X
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