Programmable PID Controllers with Auto Tune Facility are available in a dimension of 48mm X 48mm X 110 mm. These PID Controllers require 110 V AC to 230 V AC input power supply to operate efficiently. Programmable PID Controllers are used in aerated steam therapy units for sterilizing sugarcane seedlings. Programmable PID Controllers with Auto Tune Facility can be availed in different specifications to suit industrial requirement.