Mô tả sản phẩm: Bộ chuyển đổi UTEK UT-208 RS-232 sang RS-485 RS-422, chống sét, chống phóng điện, cách ly quang điện 5KM
Feature
1. Compatible RS-232 and RS-485、RS-422 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. A maximum connection of 128 pieces of RS-485 or RS-232 interface devices.
5. Communication distance: 5 KM (9,600BPS)
6. Power indicator light and data traffic indicator light available for malfunction indication.
7. Working mode: Working modes: applicable for both asynchronous half duplex (RS-485) and asynchronous full duplex (RS-422) without any jumper settings needed.
8. Photoelectric isolation (an isolation voltage as high as 2.5KVrms /500VDC isolation), dedicated DC/DC module, 600W lightning strike and surge protection and +/-15KV ESDprotection and grounding interference protection for each RS- 485/422 line.
9. Electric interface: connector from DB9 female to DB9 male.
10. Transmission media: twisted-pair cable or shielded cable.
11. Dimensions: 113mmX55mmX25mm.
12. Working environment: -40℃ to 85℃, relative humidity 5% to 95%.
13. lug-and-play and universally applicable to all the existing communication software.
14. Supporting DOS/WIN95/WIN98/WIN2000/NT/XP and Linux, etc.
