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?????3094 ???ڣ?2020-01-03 ѡ???ֺţ?С ?? ??
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???ǹܵ??ϰ?װһ??????Ϊ0-10kpa??ѹ????????????Դ??????ѹ??????????B?㣬????????һ?????ñ???ѹ??????????A?㣬???????ñ??򵽵?????????ѹ????????C???ѹ????5kpaʱ?????ñ??ĵĵ?????????12mA????????4-20mA?ĵ????źŵ??м?ֵ????5kpaҲ??????0-10kpaѹ??ֵ???м?ֵ????ѹ????????C???ѹ????10kpaʱ?????ñ??ĵĵ?????????????20mA??????0-10kpaѹ??ֵ?Ͷ?Ӧ??4-20mA?ĵ????ź?ֵ??????ֻҪ??Զ??ͨ??һ???????豸?????4-20mA?ĵ????ź?ֵ??ȡ????????ͨ??һ???ļ??㣬????֪???͵ص?ѹ??ֵ?Ƕ????ˡ?

??ʹ????????S7-200 PLC??ȡѹ????????ѹ??ֵ?Ľ???ͼ????????һ?????????ʹ?÷?????????ǿ??????ģ??ұ???ģ?????ģ???ͬ???ź?????Ҫ?ӵ?PLC??ͬ????ˡ?

????PLC??????˵??ʲô????PLC????????????֪??

????PLC??????˵??ʲô????PLC????????????֪??


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1?? ????????ĽǶȿ??ơ?????Ҫ??ȷ?????????ϸ??????Ȼ??ȷ?????????תһȦ????Ҫ???????????????㡰?ǶȰٷֱ?=?趨?Ƕ?/360??(??һȦ)?????Ƕȶ?????????=һȦ????????*?ǶȰٷֱȡ?????
??ʽΪ???Ƕȶ?????????=һȦ????????*(?趨?Ƕ?/360??)??
2?? ????????ľ?????ơ???????ȷ???????תһȦ????Ҫ????????????Ȼ??ȷ?????????????ֱ????????????ܳ???????ÿһ???????о??롣???????趨??????Ҫ???е?????????
??ʽΪ???趨??????????=?趨????/[(????ֱ??*3.14)/һȦ????????]
3?? ?????????λ?ÿ??ƾ??ǽǶȿ??????????Ƶ??ۺϡ?


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