Open the .DLD file in WinProLadder. Connect your PLC and VFD as described in the wiring diagram. Download the program to the PLC to control the motor speed.
Abstract: In today's competitive market, industries are facing the growing demands-for improving process efficiencies, comply with the environmental-regulations-and to meet corporate financial ...
Measurement and control system for variable-frequency speed regulating of motor based on PLC and HMI
Abstract: The variable-frequency speed control system based on PLC has many advantages of PLC and VFD, which is one of the most ideal and promising speed control methods for three-phase asynchronous ...
The PuffinPLC Project is an effort to produce a Linux-based GNU Public Licensed Programmable Logic Controller (PLC). PLCs were developed in the 1960s to replace the complex electrical relay circuits ...
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