Product Overview :
RS232 to RS485 Adapter ( R232<==>RS485, interchangeable).
Instant use without drivers
1. Interface feature: RS-232C, RS-485 standard interface compatible
with EIA TIA
2. Electric interface: RS-232 end DB9 hole connector RS-485 end DB9
needle connector with connection pole.
3. Working mode: asynchronism half-duplex
4. Transmission media: twisted -pair or STP
5. Transmission rate: 300-115.2KBPS, Signals: RS-232 TXD, RXD,GND ;
RS-485 Date+, Date-,GND .
6. External discharge dimension: 63mm * 33mm * 17mm
7. Working circumstance: - 25 to 70 degree C, relative humidity
5%to95%
8. Transmission distance: 1,200 meters (RS-485 end) and 5meters
(RS-232 end)
9. Operating system: DOS / WIN95 / WIN98 / WIN2000 / NI/ XP / Linux
and so on
10. Applies to all communication software, plug and pay
11. Max 32 pieces devices can connect
12. Power: Unique serial port charge pump driving technology, no
need external power, real 3 wire communication (TXD, RXD, GND), no
need initialize serial port
13. Auto send/receive data, without external flow control signal
(RTS)
