High Resolution Sensitive PID controlSelectable TC (J, K, R, S, T input types) and RTD inputsLow power consumption, 2VA with energy saving and eco-friendlyActivation of 2nd Set value from front panelRegistering and restoring user parametersRestore factory settings2. Set with digital or RS-485 input(optional)3 Digit process (PV) and 4 Digit set (SV) indicatorDefine minimum draw time for control outputSelf Tune (Step ResponseTuning) with Auto TuneAdaptation of PID coefficients to the systemAdjustable heating and cooling functionRS-485 Modbus (RTU) communication (Optional)