... , PI, PD, PID, or on/off,multi-input(K, J, E, PT100,4-20mA), multi-output(Relay, SSR, 4-20mA ). RS485 ... and compatible with most of the automatic industrial controlling/adjusting instruments in the world in respect of performance specification, input modes ... voltage 85 to 264Vac, 50/60 Hz Thermocouple K, J, E, S, N, T, B, R, WRe Resistive thermal detector Cu50, Pt100 Input ...