... ,ISO9001 AI-509 Artificial Digital Industrial Process Temperature measuring instrument Ideal for accurate controls of temperature, pressure, flow, level, humidity etc ... InputThermocouple: K, S, R, T, E, J, NResistance temperature detector: Pt100Input rangeThermocouple: K(-100~1300°C), S(0~1700 ... B(600~1800°C), N(0~1300°C)Resistance temperature detector: Pt100(-200~+800°C)Output(modularized)Relay output ...