This product is a 2 3B flange-connected rotary electric three-way valve, which is a combined valve and electric actuator. The actuator adopts an AC24V low-voltage reversible rotating motor. Its control methods include the proportional control with the WY7211 digital controller with the feedback potentiometer, the proportional control with the T9065 T991 proportioning action electrical controller with the impedance input and the proportional control with the WY7211 R20/21 digital controller with the 4 20mA DC input and the proportional control with the WY7217 digital controller with the 2 10V DC input. Features: 1) Rotary electric three-way valve, small and light; 2) Valve and electric actuator integrated structure; 3) Rich and diverse control input signal types; 4) Low power consumption and long life of the electric actuator; 5) Linear flow characteristics