Frequency Converter, which is also named Inverter, is an electrical device used to change the frequency of alternating current. In addition, it has the auxiliary function of changing the voltage of the alternating current.
Servo motor is standard motor with a feedback device built onto the motor or output shaft. Part of a closed-loop system where the servo controller receives feedback from the device and adjusts motor action based on command parameters.
A touch screen, also known as a "touch panel", is an inductive liquid crystal display device that receives input signals such as contacts.
PLC, touch screen (HMI) and other standard industrial control products, to meet the needs of customers in the mechanical equipment.