Background Music
PL9674
Background Music / Telephone Interface
Download Page in PDFDescription
Telephonic interface (DIN rail) to transmit messages by telephone to a public address system. The zone (1-7) or LLG are selected using a telephonic keypad. The module includes DTMF detector to detect multifrequency tones and to identify the zone number selected by telephonic keypad.General Features
- Voice level adjustable by audio level potentiometer.
- Audio output, with priority control relay.
- "ON" call indicator led.
- Busy led indicating interface status.
- Protections to prevent line overvoltage.
- Connection by screw strips.
