... used in scientific research,pertroleum, chemistrical industry. offer higher good quality. Input signalThermocouple K, E, S, B, J., T, R ,NThermal ... output (below load resistance 600Ω)Alarm type high limit alarm, lower limit alarm, upper high limit alarm, below lower limit alarmTransmitter output ... power AC 220V±10% 50/60Hz,AC85-264V 50/60Hz Temperature Controller