Protocol (DIP switch selectable):
- RS-232 (5-wire: RXD, TXD, RTS, CTS, GND)
- RS-422 (4-wire: TX+, TX-, RX+, RX-)
- RS-485 (2-wire: Data+, Data-)
Speed: 300~115.2k bps
Isolation Voltage: 2500 VRMS
Fully USB compliant
Repeater request: Over 128 modules or distance over 4000 feet
