Access Control

The I-Touch or 1-Wire Proximity readers can be connected to the port "1-Wire" using RJ9 (4P4C) connector. The reader is detected automatically. Only the Didactum 500 and 600 appliances have the "1-Wire" port.

Access Control

Connecting 1-Wire reader

Connecting 1-Wire reader
  • Check the PCB.
  • The DIP switch 2 should be in the "ON" position.

Connecting I-Touch Button

Connecting I-Touch Button

I-BUTTON readers have two wires:

  • Ground (GND)
  • Data wire (BUS)

The reader's ground wire is connected to the GND pin on the RJ9 connector. The data wire of the I-BUTTON reader is connected to the BUS contact on the RJ9 connector.

Connecting Proximity reader

Connecting Proximity reader

Proximity readers have 3 wires:

  • Power (+12V)
  • Ground (GND)
  • Data wire (BUS)

The proximity reader’s GND is connected to the GND pin on the RJ9 connector. The proximity reader’s data wire is connected to the BUS contact. The proximity reader’s power connects to the +12V pin on RJ9 connector.