TSXDEY16A4施耐德模塊
梯形圖的設定可以分為兩部分:輸入信號的捕獲和輸出信號的驅(qū)動。輸入信號的捕獲發(fā)生在梯形圖的頂部,可以是傳感器的信號或者其他控制輸入的信號。輸出信號的驅(qū)動發(fā)生在梯形圖的底部,可以是控制器輸出的信號或者其他控制輸出的信號。
邏輯操作可以按照設計要求在水平線路上設置,例如在控制輸出前需要檢查輸入狀態(tài)是否正確以及信號之間的邏輯關系和時序關系等等。
PLC梯形圖的時序圖,是指用時序圖來描述 PLC 梯形圖中各部分圖形之間的時序關系。
在 PLC 控制系統(tǒng)中,PLC 梯形圖是最常用的表示形式之一。它可以描述輸入輸出的關系和邏輯運算的過程,以及各個事件和任務之間的邏輯關系。而時序圖則可以清晰地表示各部分圖形之間的時間關系和時序流程,因此,在 PLC 控制系統(tǒng)的設計中,時序圖被廣泛應用于 PLC 梯形圖的表達和設計。
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