... transmit2) 500Kbps the highest rate3) Supply three interface (RS232/485/422)4) Multi-mode 2km, signal-mode ... RS-422 signal: R+, R-, T+, T-, GND5) Fiber signal: In, Out6) Working: asynchronism, point to point7) ... : 0 - 500Kbps, auto serial band rate test9) Fiber wavelength: multi-mode 850nm, signal-mode 1,310nm10) ... Date:2012-04-24 04:30:57 Fiber Optic Modem / rs232 / rs485 to fiber optic converter