Bộ chuyển đổi UTEK UT-502 RS-232 sang 2 cổng RS-485

1. Compatible RS-232 and RS-485 standards of EIA/TIA.
2. Automatic data transceiver without external volume control signal (RTS) and three-line (TXD, RXD and GND) communication.
3. Baud rate: 300BPS-115.2KBPS
4. Working current:9-30VDC/350mA
5. A maximum connection of 2 lines of 128 pieces of RS-485 or RS-232 interface devices.
6. Communication distance: 5 KM(9,600BPS).
7. Power indicator light and data traffic indicator light available for malfunction indication.
8. Working mode: asynchronous half-duplex (RS-485).
9. Enhanced photoelectric isolation (an isolation voltage up to 2.5KVrms /500VDC isolation), dedicated DC/DC module, 600W 
    lightning strike and surge protection and +/-15KV ESD protection and grounding   interference protection for each RS-485 line.
10. Electric interface: DB9 female to 10-bit wiring terminal.
11. Transmission media: STP
12. Dimensions: 117mm×80mm×25mm.
13. Working environment: -40℃ to 85℃, relative humidity 5% to 95%.
14. Plug-and-play and universally applicable to all the existing communication software.
15. Supporting DOS/WIN95/WIN98/WIN2000/NT/XP and Linux, etc.