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Installation Guide Page 19 of 26
Web-Based Access Control Solution
ACW2-XN
Controller module (AC1) continued…
RS-485 Ports (Device & Host)
Interface
RS-485 38 400 8 data bits, no parity, 1 stop bit
Wiegand Module (AW2)
Power (At 12V)
Conditions
Relays idle, No readers Connected 37 mA 0.44 W
Both relays activated, maximum reader load 503 mA 6 W
Relays
Configuration Contacts Operations
Double Pole
Single Throw
NO, NC, COM
> 100 000 (with MOVs installed across
12V inductive loads – see page 8)
Inter-Module Communications
Connector Purpose
10-way connectors:
Female on the left, male on the right
Power and data lines to other modules
Wiegand Reader Port
Connector Reader Connections
10-way Screw Terminal Plugs
12V, 5V, 0V, D0, D1, LED (Red), LED (Green), Buzzer, Hold,
Shield
Battery Charging Circuit
Conditions Current Power
Supply at 12V DC, battery flat, max charge current 500 mA 6 W
Calculations
The following calculation must be performed for each additional DC power Supply, together with all locks
that are powered from that power supply.
*
See individual lock and power supply installation manuals for current consumption and maximum
current output.
12 V Power Supply max current
output
Maximum lock current total
(The margin may not be negative.)
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