Rugged industrial-grade opto-isolated 3-wire RS-232 and 4-wire RS-485/RS-422 hub / splitter
Supports multi-drop 4-wire RS-485/RS-422 networks for up to 512 [4x 128] nodes
300 to 115.2K Baud operation (auto-sensing & self-adjusting)
2500V optical isolation, built-in 600W surge protection, 15kV static protection, and circuit protection
Operating temperature: -40ºF to 185ºF (-40ºC to 85ºC)