- 4 -
AL300ULXJ Installation Guide
LED Diagnostics:
Red (DC)
Green (AC)
Power Supply Status
ON
ON
Normal operating condition.
ON
OFF
Loss of AC. Stand-by battery is supplying power.
OFF
ON
No DC output.
OFF
OFF
Loss of AC. Discharged or no stand-by battery. No DC output.
Red (Bat)
Battery Status
ON
Normal operating condition.
OFF
Battery fail/low battery.
Terminal Identification:
Terminal Legend
Function/Description
L, G, N
Connect 115VAC 60 Hz. to these terminals: L to hot, N to Neutral.
+ DC –
12VDC or 24VDC @ 2.5A continuous power-limited output.
AC Fail
NC, C, NO
Indicates loss of AC power, e.g. connect to annunciator/alarm panel. Relay normally ener-
gized when AC power is present. Contact rating 1A @ 28VDC. AC Fail condition will report
approximately within one (1) minute after loss of AC. To delay report for 6 hours cut jumper
J1 on the Power Supply Board (AC trouble output delay option). If this mode is selected the
Power Supply Board must be reset by removing all power to it for 30 seconds.
Bat Fail
NC, C, NO
Indicates low battery condition, e.g. connect to alarm panel. Relay normally energized
when DC power is present. Contact rating 1A @ 28VDC. Low battery conditions will
report approximately 21VDC (24VDC output setting) or approximately 10.5VDC (12VDC
output setting). Battery presence detection will report approximately 1 minute after bat-
tery remains undetected (missing or removed).
+ BAT –
Stand-by battery connections. Maximum charge current 0.7A.
