Basic Input Instructions for Huichuan PLC Ladder Diagrams
Basic Input Instructions for Huichuan PLC Ladder Diagrams The instructions for Huichuan PLC ladder diagrams are fundamentally consistent with those of other commonly used PLC brands. Below is a summary of some basic instructions based on the input effects in programming software. LD—Load normally open contact instruction. The operand is of boolean type. LDI—Load normally … Read more