Bộ chuyển đổi RS-232 sang RS-485 UT-201 Mã: UT-201 Giá: Liên Hệ Hãng sản xuất: UTEK  Feature 1.     Exquisite mini-sized with DB9 connector and wiring post connector. 2.     Compatible with RS-232 and RS-485 standards of EIA/TIA. 3.     Automatic data transceiver without external volume control signal (RTS). 4.     Power supply:RS-232 pinout powered, and three-line(TXD, RXD and GND) communication 5.     without necessity for initialization of the serial ports to obtain power supply. 6.     A maximum connection of 32 pieces of network devices. 7.     Communication distance: 1.2 KM. 8.     Baud rate: 300BPS-115.2KBPS 9.     Transmission media:STP 10.   Working mode: asynchronous half-duplex (RS-485). 11.   Plug-and-play and universally applicable on all the existing communication software. 12.   Dimensions: 63mmX33mmX17mm. 13.   Working environment: -25℃ to 70℃, relative humidity 5% to 95%. 14.   Supporting DOS/WIN95/WIN98/WIN2000/NT/XP and Linux, etc. Công ty Viễn Thông Tuấn Linh Số 15 Hoàng Đạo Thành, Kim Giang, Thanh Xuân, Hà Nội Số điện thoại: 0916955988 - 04.2242.5522 Facebook:https://www.facebook.com/ctytuanlinh Email: tuanlinhpc44@gmail.com