The ART280 telephone interface requires the following connections.
● 230V AC Mains voltage.
● Line cord to be plugged into the incoming telephone socket.
● 2 wires to a second master socket. (this is were the telephone will plug into.).
● 5 wires from the intercom door station (transmit & receive speech, GND, trigger and lock
trigger).
To connect additional telephones a slave socket is required for each. (four wires from the master
socket).
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OPERATION
● To make an outside call, simply lift the handset and dial the number (no prefix number
required).
● To receive an outside call (normal ring), simply pick up the handset. You will automatically
be connected with the caller.
● To receive a call from the door station (quick double ring), simply pick up the handset. You
will automatically be connected with the caller.
● To open the door, press the ‘*’ key followed by the number ‘9’ key.
● To end any call simply hang up.
● To open the speech path to the door, without first being called, press the ‘*’ key followed
by the number ‘7’ key.
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