Digital Phone
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9.3 External ringing interface module (MWS 3GV28050AA)
8039s
8029s 8019s
The accessory is supported by the following sets
The external ringing interface module allows driving an external system (like a ring or a lamp), following
the ring tone cadence of the phone set connected on the telephone line. A switch on the electronic board
allows selecting between 2 operation modes.
•
Follows the cadence: the relay follows exactly the ring signal.
•
Hold mode: the relay is held for 0,7 s after the ring signal is gone. It erases some of the
ring pulses.
9.3.1 List of supplies
•
1 external ringing interface module.
•
3 circuits plug to screw.
•
1 RJ11/RJ11 3 meters (10 feet) cable.
•
1 DC Japan/DC Japan 3 meters (10 feet) power cable.
9.3.2 Installation
WARNING: The module must be closed before use. No settings require the module to be open.
In idle state:
The phone is ringing:
N: Common.
NC: active signal.
NO: non-active signal.