Red (DC)
Green (AC)
ON
ON
ON
OFF
OFF
ON
Off
Off
Terminal Legend
AC/AC
+ DC –
AC FAIL
NC, C, NO
Low Battery
NC, C, NO
+ BAT –
Maximum input
voltage not to
exceed 28VAC
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website: www.altronix.com | e-mail: info@altronix.com | Lifetime Warranty | Made in U.S.A.
IISMP5PM - Rev. 090710
LED Diagnostics:
Power Supply Status
Normal operating condition
Loss of AC. Standby battery is supplying power.
No DC output.
Loss of AC. Discharged or no standby battery. No DC output.
Terminal Identification:
Function/Description
Low voltage AC input (Voltage Output/Transformer Selection Table).
For 12VDC output use 16VAC or higher with 85VA power rating or higher.
For 24VDC output use 28VAC with 140VA power rating or higher.
Caution: Do not apply voltages above 28VAC (28VAC is maximum input rating).
12VDC/24VDC @ 4A continuous output.
Used to notify loss of AC power, e.g. connect to audible device or alarm panel.
NC, C, NO Relay normally energized when AC power is present.
Contact rating 1A @ 120VAC / 28VDC.
Used to indicate low battery condition, e.g. connect to alarm panel.
NC, NO, C Relay normally energized when DC power is present.
Contact rating 1A @ 120VAC / 28VDC.
Low battery threshold:
12VDC output threshold set @ approximately 10.5VDC,
24VDC output threshold set @ approximately 21VDC.
Standby battery connections. Maximum charge rate 0.3A.
AC FAIL
NC
C
NO
C
NC
NO
LOW BAT
AC
DC
ON
12V - SW1 ON
24V - SW1 OFF
B26S
SUPERVISED POWER
SUPPLY/CHARGER
+ BAT --- + DC ---
MEMBER
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