PID fuzzy control, P, PI, PD, PID, or on/off,multi-input(K, J, E, PT100, ... -output(Relay, SSR, 4-20mA ). 85 to 264Va TEH-C series intelligent PID digital controllers adopt advanced micro-process technology, small ... ,Current, Voltage, PulsePower consumptionLess than 5 VAControl algorithms optionsP, PI, PD, PID, or on/offAlarmsUpper limit alarm, lower limit alarmWorking temperature0 ...