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给定值用电位器   反馈用4-20MA的压力变送器  如何接线  参数如何设置  &nbs…

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G120 控制单元CU240的变频器是不是调试完都要进行复制？还是有选择性的复制 问题补充：不是参数保存，参数保存不是在参数修改的P0971里面吗，我说的是最后一个菜单（…

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西门子中压断路器分为哪几类？经常说的西门子真空断路器就是中压断路器么？中压是不是比低压产品少多了？请一一回答，谢谢！ 最佳答案 真空断路器一般就说中压以前做的都是10KV左右现在貌…

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有客户要微断是施耐德的2P，转换成西门子的微断，没有2P的可以用1P+N转换么？谢谢！ 最佳答案 2P的没有特别说明的断路器每个都是具有短路及过载保护功能的，如果使用1P加N的，1…

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6EP1 337-3BA00做冗余需要配几个6EP1 961-3BA21？ 最佳答案 1个就可以。6EP1 337-3BA00设定电压范围是24–2…

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如何找到西门子的库文件，用于EPLAN P8软件画原理图。 问题补充：我想知道在西门子网站什么路径下，可以找到SIEMENS的P8 的库文件？ 最佳答案 网上下…

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软启动器启动完毕的信号是按照什么给的？根据电流，还是时间。什么样的信息给软启动器，软启动器认为启动已经完毕了。可否控制启动时间长一些。 最佳答案 电压斜坡启动方式时，启动完成的依据…

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如题，老外的进口设备控制柜里有一个订货号为3RF2900-0EA18的东东，从图纸来看，PLC还给了它模拟量，请问知道的人能否告诉我是什么东西，如何用？ 最佳答案 就是一个固态调压…

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用STARTER软件调试G130变频器的详细步骤，包括快速调试、动态调试、静态识别 最佳答案 请楼主查看以下视频：用STARTER软件调试G150变频器(V2.6版本)(1)&nb…