Altronix AL400UL Installation Instructions - Manual (Page 3)

AL400UL - 3 -
LED Diagnostics:
LED ON OFF
AC (Green) Normal operation No AC input
BAT (Red) Battery connected Battery disconnected
DC (Red) Normal operation No DC output
Terminal Identification:
Terminal Legend Function/Description
AC, AC
Low voltage (28VAC) transformer connections.
-- DC + 12VDC @ 4 amp or 24VDC @ 3 amp continuous power-limited output.
AC Fail
NC, NO, C Indicates loss of AC power, e.g. connect to audible device or alarm panel. Relay normally energized
when AC power is present. Contact rating 1 amp @ 30VDC.
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 1 amp @ 30VDC.
-- BAT + Stand-by battery connections. Maximum charge current 1.2 amp.