Led Diagnostics; Terminal Identification - Altronix AL400UL3 Installation Manual

AL400ULXB2 - Power Supply
Red (DC)
ON
ON
OFF
OFF
Red (Bat)
ON
OFF
AL400ULXB2 - Power Supply
Terminal Legend
L, N
+ DC –
AC Fail
NC, C, NO
Bat Fail
NC, C, NO
+ BAT –
ALX3B - Power Output Module
Terminal Legend
+ INPUT –
+ 24VDC –
+ 12VDC –
+ 5VDC –
- 4 -

LED Diagnostics:

Green (AC)
ON
OFF
ON
OFF
Battery Status
Normal operating condition.
Battery fail/low battery.

Terminal Identification:

Function/Description
115VAC, 60 Hz
24VDC @ 3A total continuous output (supplies power to ALX3B).
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.
Indicates low battery condition, e.g. no battery presence.
Relay normally energized when DC power is present. Contact rating 1A @ 28VDC.
Low battery threshold: 24VDC. Output threshold is set approximately @ 21VDC
Stand-by battery connections. Maximum charge current 0.7A.
Function/Description
24VDC from power supply (AL400ULXB2).
24VDC @ 1.5A continuous power-limited output
12VDC @ 1.75A continuous power-limited output.
5VDC @ 1.75A continuous power-limited output.
Power Supply Status
Normal operating condition.
Loss of AC. Stand-by battery is supplying power.
No DC output.
Loss of AC. Discharged or no stand-by battery. No DC output.
AL400UL3 / AL400UL3X Installation Guide