... signal universal input,adapting to kinds of sensor SR series LED weight sensor indicator Intelligent sensor indicator / indicating & controlling meter Features:TC/RTD ... code ModelInput signalAccuracyAlarm Analog outputRS485 CommunicationSR-R20BTC,RTD 0-10V,4-20mA, 0-50mV,0-400Ω±0.5%F.S2NoNoSR-C20B2YesNoSR ... ,R,S,B,N,CU50,CU100,PT100,JPT100,0-10V,4-20mV, 0-400ΩResolutionTC 1°C; RTD 0.1°C ...