Power Supply Specifications
42 AC-215 Installation Manual
C. Power Supply Specifications
ACU uses the PS-14 power supply.
Transformer
AC Transformer
120/220 VAC, 16 VAC 2.5 A (40 VA), Class 2
(not included)
PS-14 Power Supply Specifications
Input Voltage
16 VAC, 2.5 A
From Transformer – Backup
Battery Charger
12 VDC, 300 mA
From Transformer – Output
Voltage 1
13.8 V
Access control panel – Output
Voltage 2
12 VDC, 0.5 A
From ACU (to lock strike) –
Output Voltage 3
12 VDC, 1.5 A
Power Supply Indication
Tamper Output (open collector)
Indicates faulty power
Power LEDs
Power In (AC) – Green LED1
Main power
Power Out (DC) – Red LED2
Low voltage
Charger (BAT) – Red LED3
Backup battery low voltage
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