Ascotel® IntelliGate® 150/300 as of I7.9
116 Installation
syd-0210/1.7 – I7.9 – 12.2009
Points to be observed for the connection:
• The door intercom system requires an external power supply.
• The signal circuit does not require a power supply.
• The speech path (a/b, no DC component) is connected to Ta and Tb.
• The door intercom system is switched on via the TS contact output.
• The door release is actuated via the TO contact output.
Warning
The bell key switch does not requires an external power supply and must
have a floating connection.
Connection of port 4
The free port IO4 can be used as a potential-free relay contact or as a control input.
Configured as a relay contact (O4) an external device or an external equipment can
be connected. Configured as a control input (I4) one or more switch groups can be
switched between position 1 and 2. Otherwise the same statements apply as de-
scribed in the following Chapter "Relay and control inputs".
Tab. 49 Switch group control via the control inputs
Control input I4
Switch positions of the switch
groups
Passive state (Off) Position 1
Active state (On) Position 2
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