... SR series LED weight sensor indicator Intelligent sensor indicator / indicating & controlling meter Features:TC/RTD/Logic signal universal input,adapting to kinds of sensorsRS485 ... ≥2000VDC 60SPower consumption 5W4-20mA transmit current with load<600ΩInput signalK,J,E,T,R,S,B,N,CU50,CU100 ... .1°C; Others 0.01% SR series LED weight sensor indicator