RS232 to RS485 Communication Drivers & Converters

1. Serial port feature: concurrently compatible with RS-232C, RS-485 standard of EIA/TIA. 2. Electric interface: DB9 hole interface of RS-232 end, DB9 pin connector of RS-485 end, compatible with post (5 connection). 3. Work methods: asynchronous half duplex. 4. Transmission media: common wire, double wire or UTP or shielding line. 5. Transmission speed: 300~115~21BDS. 6. Transmission distance: 5 meters(RS-232 end) 1.200 meters(RS-485 end). 7. RS232 Adapter work environment: -20 degree C to 85 degree C, relative humidity: 5% to 95%. 8. RS485 Converter signals: D+/A D-/B GND +5V-12V