USB external ringing interface module (USB Interface module 2 relays
3GV28184AA)
The accessory is supported by the
following sets
The USB external ringing interface module allows driving an external system (like a ring or a lamp),
following the ring tone cadence or the communication state of the phone connected on the telephone
line. No system configuration is requested to install the module.
USB Interface module 2 relays lets to connect directly one or 2 external ringings on the USB connector
of your desk phone:
The phone is in audio communication.
The relay is active as long as the
phone is in communication.
The phone is ringing. The relay
follows exactly the ring signal.
List of supplies
• USB external ringing interface module.
• 1 USB cable 1,5 m (4,9 feet) USB type A - USB type B.
Installation
WARNING: The module must be closed before use. No settings require the module to be open.
Ringing or during
communication:
N: Common.
NC: Active signal.
NO: Non-active signal.
The lamp lights up when the phone is in communication.
The breaking capacity is 12V/24V DC 15A or 120V/220V AC at 10A.
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