* TELEPHONE BUSY TONE DETECTOR SYSTEM
* ADJUSTABLE DISCONNECTING TIME AFTER DETECTION
* MODULAR SYSTEM TO DRIVE FIVE PHONE PAIRS WITH INTERCHANGEABLE BOARDS
* IDEAL MODEL TO DRIVE PHONE PAIRS UNDER CRITICAL CONDITIONS
* EASY INSTALLATION SYSTEM WITH GRATE FLEXIBILITY
TECHNICAL FEATURES:
-Time to disconnect the phone pair: 5 seg., adjustable.
-Telephone pair disconnecting time: 300 – 4000 mseg., adjustable.
-Detected phone tone frecuency: 425 Hertz.
-Number of telephone pairs drived: 5.
-Max. current: 500 mA..
-Voltage 110/120 Volts. A.C., other voltages upon request.
