DATA 1
Wiegand Data 1 signal. Output from Communication Hub.
Used to transmit credentials.
DATA 0
Wiegand Data 0 signal. Output from Communication Hub.
Used to transmit credentials.
RED
Wiegand Red LED signal. Input to Communication Hub. Used
for access decision. Leave unconnected if DIP switch 1 is
selected “OFF”. Signal is active low.
GREEN
Wiegand Green LED signal. Input to Communication Hub.
Used for access decision. Signal is active low.
See DIP 1 for alternate instructions.
GND
GND = Signal ground. Should be connected to EAC system
GND and power supply GND.
8-24 VDC Power supply input, 8-24 VDC, 2 W.
AH20 (J100) - Connections
Communication Hub hardware version AH20 has four
Wiegand signals plus power supply. The purpose and
connection of these signals are described in the table
below.
AH20 Connectors (J100)
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