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AL1024NK1 Installation Guide
LED Diagnostics:
AL1024ULXB2 - Power Supply/Charger
Red (DC)
Green (AC/AC1)
Power Supply Status
ON
ON
Normal operating condition.
ON
OFF
Loss of AC. Stand-by battery supplying power.
OFF
ON
No DC output.
OFF
OFF
Loss of AC. Discharged or no stand-by battery. No DC output.
Terminal Identification:
AL1024ULXB2 - Power Supply Board
Terminal Legend
Function/Description
L, N
Connect 115VAC to these terminals: L to hot, N to neutral
(Fig. 1a, pg. 4)
.
+ DC –
Factory connected to VR6
(Fig. 1d, pg. 4)
.
AC Fail
NC, C, NO
Used to notify loss of AC power, e.g.connect to audible device or alarm panel.
Relay normally energized when AC power is present. Contact rating 1A @ 28VDC.
AC or brownout fail is reported within 1 minute of event.
To delay reporting for up to 6 hrs., cut “AC Delay” jumper and reset power to unit
(Fig. 1f, pg. 4)
.
Bat Fail
NC, C, NO
Used to indicate low battery condition, e.g. connect to alarm panel.
Relay normally energized when DC power is present. Contact rating 1A @ 28VDC.
A removed battery is reported within 1 minute.
Battery reconnection is reported within 1 minute.
Low battery threshold: approximately 21VDC
(Fig. 1b, pg. 4)
.
– BAT +
Stand-by battery connections. Maximum charge current 3.6A
(Fig. 1c, pg. 4)
.
VR6 - Voltage Regulator
Terminal Legend
Function/Description
+ IN –
Power input from AL1024ULXB2, factory installed.
+ OUT –
5VDC @ 6A or 12VDC @ 6A, depending on SW1 setting.
Fig. 1 -
AL1024ULXB2 Board Configuration
1a
1b
1d
1c
1e
1f
L
G
N
BAT FAIL
AC FAIL
NC
C
NO
NC
C
NO
AC
DC
- BAT
+
+ DC -
AC DELAY
