RS232/485/422 to optical fiber converter

RS232/485/422 to optical fiber converter Model 218 is a sort of more function and economy RS-232 interface optic fiber MODEM. It is the best choice to connect RTU to HOST or SCADA controller. It used Optic fiber as transfer medium, increase the transfer function of system. Communication equipment abstain menace effective to lightning strike, surge, electromagnetism disturb under the scurviness environment. 2.Function and Characteristic a) Support RS-232 interface b) Asynchronous, point to point, rate up to 120Kbps c) Support 5V Volt input, +14 or 14V Volt output,consumption 2W d) .Internal or external power choice. e) Working wavelength: 850nm(multi-mode) 1310nm(single mode) Auto test signal rate, zero delay auto tran