AL1024ULX Series - 5 -
Terminal Identification:
AL1024ULXB2 - Power Supply Board
Terminal Legend Function/Description
L, N
Connect 115VAC 60Hz to these terminals: L to hot, N to neutral.
Do not use the [G] terminal.
+ DC –
24VDC @ 8A continuous, 10A in alarm non power-limited output.
10A continuous when batteries are not used
AC Fail
NC, C, NO
Indicates 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.
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. A removed battery is reported
within 5 minutes. Battery reconnection is reported within 1 minute.
Low battery threshold: 24VDC output threshold set @ approximately 21VDC.
– BAT + Stand-by battery connections. Maximum charge current 3.6A.
PD4UL/PD4ULCB/PD8UL/PD8ULCB - Power Distribution Module
Terminal Legend
Function/Description
PD4UL/PD4ULCB PD8UL/PD8ULCB
1P to 4P 1P to 8P Positive DC power outputs
1N to 4N 1N to 8N Negative DC power outputs
Power Distribution Module(s):
INPUT
LED
PD4UL
POWER DISTRIBUTING UNIT
ALTRONIX CORP.
BROOKLYN, NY 11220
MADE IN USA
1P, 2P, 3P, 4P = FUSED OUTPUTS
1N, 2N, 3N, 4N = COMMON OUTPUTS
F1 F2 F3 F4
COMMON POWER OUTPUTS
1P
1N
2P
2N
3P
3N
4P
4N
From Power Supply
Board
(Factory Installed)