MaxiFit11E/13E/33E/35E/37E/55E/75E/77E Expandable Power Systems Installation Guide
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Power Supply Board LED Diagnostics:
LED
Power Supply Status
Red (DC)
Green (AC)
ON
ON
Normal operating condition.
ON
OFF
Loss of AC. Stand-by battery is supplying power.
OFF
ON
No DC output. Short circuit or thermal overload condition.
OFF
OFF
No DC output. Loss of AC. Discharged battery.
Red (Bat)
Battery Status
ON
Normal operating condition.
OFF
Battery fail/low battery.
Terminal Identification:
Terminal Legend
Function/Description
L, G, N
Connect 115VAC to these terminals: L to hot, N to neutral
(Fig. 1a, pg. 4)
.
+ DC – **
Refer to MaxFit E Series Configuration Chart, pg 2.
AC FAIL
NO, C, NC
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. 1b, pg. 4)
.
BAT FAIL
NO, C, NC
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
(Fig. 1c, pg. 4)
.
MaxFit3E and MaxFit5E maximum charge current 0.7A.
MaxFit7E maximum charge current 3.6A.
** AL1012ULXB terminals marked [– DC +]
*** AL1024ULXB2 terminals marked [– BAT +]
