Converts RS232 to 2-wire RS485, 4-wire RS485 or 4-wire RS422 and vice versa
2500V optical isolation
1.2K to 38.4K Baud operation (auto-sensing & self-adjusting)
Built-in 600W surge protection, 15kV static protection and circuit protection
Built-in selectable 120 terminator for system reliability and easy installation