The intercom control unit BUD-302S-20 works in conjunction with multi -subscriber call units (BVD) of the 300 series as an integral part of multi-apartment intercoms, video intercoms VIZIT;
- number of subscribers – up to 20;
- duplex speakerphone;
- built-in switching unit;
- built-in key controller TM (VIZIT-TM / DS1990A / iButton®) and RF (VIZIT-RF / 125 kHz and 13.56 MHz)
- 20 individual codes
- number of keys for one apartment – 6;
- power supply and lock control;
- formation of sound signals of the operating mode;
- AC supply voltage with a frequency of 50 Hz, V – 187 … 242;
- overall dimensions, mm, (WxHxD) – 188x114x62;
- operating temperature range, ° C – from plus 1 to plus 40.
The control unit BUD-302S-20 is a modification of the control unit BUD-302K-20 and is fully compatible with the BUD-302K-20 in terms of functions and connection.