本書在結構形式上采用任務驅動式的教學方法，每個任務的內容基本由“任務目標”、“工作任務”、“任務實施”、“任務評價”、“知識點”、“任務拓展”、“知識測評”等模塊組成，既保證了理論知識的層次性、系統(tǒng)性，同時還把理論知識和技能訓練有機的結合在一起，真正做到“邊學、邊做、邊教”的一體化教學理念。全書共分為五個項目，即PLC基礎、基本邏輯指令及其應用、進順控指令及其應用、功能指令認識及其應用和PLC與變頻器應用，通過緊密結合學�，F(xiàn)有實訓設備，突出培養(yǎng)和訓練學習者的學習能力、操作能力、應用拓展能力和崗位工作能力。
目 錄
項目一PLC基礎···························································································· 1
任務一PLC概述···························································································· 1
任務二PLC的結構原理················································································· 15
任務三FX系列PLC的軟元件認識································································· 24
任務四FX系列PLC編程軟件認識及應用························································ 34
項目二PLC基本邏輯指令及其應用································································ 52
任務一基本邏輯指令認識·············································································· 52
任務二常用基本電路的程序設計···································································· 63
任務三三相異步電動機的正、反轉PLC控制··················································· 70
任務四天塔之光的PLC控制（一）································································ 78
任務五*答器的PLC控制············································································· 87
項目三步進順控指令及其應用······································································· 95
任務一步進順控編程介紹·············································································· 95
任務二氣動機械手搬料的PLC控制······························································ 106
任務三物料傳送及分揀的PLC控制······························································ 121
任務四自動交通燈的PLC控制（一）··························································· 135
項目四功能指令及其應用············································································ 144
任務一功能指令介紹·················································································· 144
任務二天塔之光的PLC控制（二）······························································ 160
任務三自動交通燈的PLC控制（二）··························································· 168
任務四自動售貨機的PLC控制···································································· 178
項目五PLC與變頻器綜合應用····································································· 187
任務一E700變頻器的基本認識···································································· 187
任務二變頻器正、反轉控制········································································· 199
任務三三相異步電動機多段速控制······························································· 216
任務四PLC與變頻器在物料搬運、傳送及分揀中的綜合控制··························· 224
附錄········································································································· 244
附錄一FX2N系列PLC基本指令一覽表························································ 244
附錄二三菱FX2N系列PLC功能指令一覽表················································· 247
附錄三三菱E700系列變頻器參數(shù)表····························································· 253
附錄四三菱E700系列變頻器保護功能表······················································ 263
參考文獻······································································································ 266
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