Standards: RS-232C/ RS-485, /RS-422 EIA/TIA RS-232 DB9 female connector input; RS-422/485 10 bits terminal block output
Port protection: RS-232 ±15KV ESD protection; RS-422/485 each line 600W surge, lightning protection
Isolation: isolated voltage 2,500VRMS 500VDC Working mode: asynchronous half-duplex or full-duplex
LEDs for indicating PWR TXD, and RXD activity Transmission media: twisted-pair or shielded cable
Baudrate: 115.2Kbps to 300m 38.4Kbps to 2.4Km 9,600bps to 5Km