Direct acting MAC solenoid valve technology and application

Direct acting MAC solenoid valve technology and application $r $n position: the relative position of the valve core in the valve body relative to the air port on the valve body. (Commonly two or three digits). Direct acting: The controller (such as an electromagnet or pneumatic control head) directly acts on the valve core. $r $n pilot type: a structure that uses a three-way or four-way (five way) valve to control the pilot gas to push the larger main valve core.