... multi-output(Relay, SSR, 4-20mA ). 85 to 264Va TEH-C series intelligent PID digital controllers adopt advanced micro-process ... thermal detectorCu50, Pt100Voltage0 to 5V, 1 to 5V, 0 to 20mV, 0 to 75mV, 0 to 200mVCurrent0 to 10mA , 4 to 20mAOutput optionsMechanical Relay, ... on/offAlarmsUpper limit alarm, lower limit alarmWorking temperature0 to 50 °C (32 to 122 °F)Working humidity85% RH max, non- ...