Sky Control SC8100 - Input Device Connections

Connecting I-Touch Button
I-BUTTON readers have two wires:
19
Installation
1 Ground (GND)
2 Data wire (BUS)
Reader’s ground wire is connected to the GND
pin on RJ9 connector. Data wire of I-BUTTON
reader is connected to the BUS contact on RJ9
connector.
Connecting Proximity reader
Proximity readers have 3 wires:
1 Power (+12V)
2 Ground (GND)
3 Data wire (BUS)
Proximity reader’s GND is connected to the GND
pin on RJ9 connector. Proximity reader’s data
wire is connected to the BUS contact. Proximity
reader’s power connects to the +12V pin on RJ9
connector.