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基于S7-300PLC的全自动洗衣机的控制系统设计 - 百度文库

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S7-300ȫԶϴ»PLC

ڶ

һPLCĿص

1ɿԸߣPLCΪһͨõĹҵܹڸֲͬĹԹĻҪϵͣⲿǿƽ޹ʱ䳤

2ʹ÷PLC˻Ԫչģ黯Ľṹʽˣ/źŵʽȶԸʵʿҪѡȷҪʱʱPLCģЩ㲻ͬĿҪʹPLCʹø䡣

3̼򵥣PLCԽҪ˶صģ󹤳Աıԣָͼ߼ͼ˳ͼȣ࣬ʺϸ༼ԱĴͳϰߣʹûм֪ʶԱҲͳһգرͼ߼ͼֱۣ̬Ч棬ס

ϵͳͼ

ȫԶϴ»Ĺ̰ˮϴӡˮˮȹܡʵֿƹУֲϢͨPLCижϡȽϺѡپϢ·ϴ»ִлϴ»Ĺ״̬ͼ1ʾPLCϴ»ֶ͵ϵͳͼ

ˮˮλPLC綯תˮ ͼ1 ϵͳṹͼ

ͼ1֪PLCϵͳдλãˮλPLCźſƿءˮˮ͵ϴ»ִֶлнˮˮPLCź乤״̬Ĺ״̬ҲɿPLCźת״ֱ̬Ӿϴ»ϴ״̬ˮ״̬ϴ»˳ƹ̣PLCΪϴ»Ŀϵͳǿеġ

ԭ

ϴ»Ĺɽˮϴӡˮˮ4ɡڰԶϴ»У4̷ֱӦİťơȫԶϴ»У4

4 ҳ 5 ҳ

S7-300ȫԶϴ»PLC

ȫԶУֱϴ½ȫϴ»ϴͰͰˮͰͰͬһİŵģͰתΪˮáͰΧСףʹͰͰˮͨϴ»ĽˮˮֱɽˮŷˮŷִСˮʱͨϵͳˮŷ򿪣ˮܽˮע뵽Ͱˮʱͨϵͳˮŷ򿪣ˮͰŵ⡣ϴתתϴӵ綯̵תʵ֣ʱˮͰתˮʱϵͳϣϴӵ綯Ͱת˦ɡߡСˮλװ÷ֱߡСˮλťϴ»ֹͣťʵֶֹͣˮˮˮˮťʵֶˮ

ġҪ 1.Զ

ʱ,ѡһ趨ˮλߡСˮ򿪣ʼˮ趨ˮλʱֹͣˮʼϴӣתϴ30sͣ2sתϴ30sͣ2sתϴӣ˷5Ρϴӽ󣬿ʼˮˮλ½ˮλʱˮˮʱΪ30sһδӽˮˮĴѭ̡ 3ѭ󣨵23ΪƯϴϴɱ3sọ̈̄Զͣ 2.ֶ

¡ֹͣťϴ¹ֹͣϴӵˮͰֹͣתˮŷˮŷȫպϡʱֶˮغֶˮؽֶˮˮ

塢ʵϰ ܴ һ 1װϤS7-300ر̺̬ 2Ϥʵϰ豸IJֲ 17 3ʵϰӦģӲ· 4STEP7WINCCģб̲ 5ʵϰݽ۷ һ 6ʵϰݽϵͳ 18 7ʵϰݽӲ·ԭƣ·PLC· 8ʵϰݽ һ 9 19 10ա 11дʵϰ

5 ҳ 6 ҳ

S7-300ȫԶϴ»PLC

Ӳü

һַ

ַ M1.0 M1.1 M1.2 M1.3 M1.4 M1.5 M1.6 M1.7 M2.0 M2.1 M2.2 Ӧⲿ豸 Ť ֹͣŤ ˮλѡ ˮλѡ ˮλѡ ˮλ ˮλ ˮλ ֶˮ ֶˮ ſռ עΪʵϰޣûʵʵźţַм̵ַ

ַ Q0.0 Q0.1 Q0.2 Q0.3 Q0.4 Q0.5 Ӧ豸 ˮ ˮ ת ת ˮ 3ڲԪַ

ʱ/ T37 T38 T39 T40 T41 T42 T43 C50 C51 Ӧ ʼתʱ2sʱ ת30sʱ תʱ2sʱ ת30sʱ תʱ2sʱ ˮ30sʱ 3sʱ תѭ ѭ

6 ҳ 7 ҳ

S7-300ȫԶϴ»PLC

4м״̬I/O

м洢 M0.0 M0.1 M0.2 M0.3 M0.4 M0.5 M0.6 M0.7 Ӧ ״̬ ֹͣ״̬ ˮλ״̬ ʼתʱ2s תʱ2s תʱ2s Զˮ״̬ Զˮ״̬

ַͼ

ֹͣ ˮλѡ ˮλѡ ˮλѡ ˮλ ˮλ ˮλ ˮ ˮ ſռ M1.0 Q0.0 ˮ M1.1 Q0.1 M1.2 ˮ ת Q0.2 M1.3 M1.4 Q0.3 M1.5 Q0.4 M1.6 Q0.5 M1.7 M2.0 COM M2.1 M2.2 COM ת ˮ ͼ2 ַͼ

7 ҳ 8 ҳ

基于S7-300PLC的全自动洗衣机的控制系统设计 - 百度文库.doc ĵWordĵصԣ㸴ơ༭ղغʹӡ
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