【正文】
threephase power supply of the motor can change the steering of the motor. Press the forward start button SB1, the motor is running, and KM1, KMY switch on. After 2S, the KMY is disconnected and the KM is switched on, then the positive turn is started. Press the stop button SB2, the motor stops running. Press the reverse start button SB3, the motor reverse operation, and KM2, KMY switch on. After 2S, the KMY is disconnected and the KM is switched on, then the reverse start is pleted.Keywords: PLC。南京曉莊學(xué)院南京曉莊學(xué)院NanJing XiaoZhuang University 電子工程學(xué)院設(shè)計(jì)報(bào)告課程名稱: 工程實(shí)訓(xùn) 設(shè)計(jì)課目:基于PLC控制電動(dòng)機(jī)正反轉(zhuǎn) 所在院系: 電子工程學(xué)院 指導(dǎo)老師: 衛(wèi)開夏 班級(jí)名稱: 14自動(dòng)化專本