... SSR, 4-20mA ). 85 to 264Va TEH-C series intelligent PID digital controllers adopt advanced micro-process technology, ... to international standard and use 85-265VAC wide range switching power supply. with multiple installation dimensions: the products and ... 20mAOutput optionsMechanical Relay, SSR,Current, Voltage, PulsePower consumptionLess than 5 VAControl algorithms optionsP, PI, PD, PID, or on/ ...