The Autonics Single TK4S Digital PID Controller is a versatile controller that can be used to control a variety of industrial processes. It is a powerful tool that can be used to maintain a desired temperature, pressure, or other process variable. Features OF Autonics Single TK4S Digital PID Controller : Single loop PID controller Proportional, integral, and derivative (PID) control 4-20 mA input 0-10 V output RS-485 communication Specification OF Autonics Single TK4S Digital PID Controller: Input range: 0-10 V Output range: 4-20 mA PID parameters: P, I, D Communication: RS-485 Dimensions : 4.3 x 2.1 x 1.3 inches Weight: 0.4 pounds Uses  : Temperature control Pressure control Flow control Level control Other industrial processes Package include : Autonics Single TK4S Digital PID Controller