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厦门市泰尼电器有限公司
主营产品: AB模块PLC |

![]() |
厦门市泰尼电器有限公司
主营产品: AB模块PLC |
参考价 | 面议 |
测量电压法
测量电压法是根据电器的供电方式,测量各点的电压值与电流值并与正常值比较。具体可分为分阶测量法、分段测量法和点测法。
测量电压法是根据电器的供电方式,测量各点的电压值与电流值并与正常值比较。
①分阶测量法(图1所示):当电路中的行程开关SQ和中间继电器的常开触点KA闭合时,按启动按钮SB1,接触器KMl不吸合,说明电路有故障。首先测量A, B两点电压,正常值为380V。然后按启动按钮不放,同时将黑色测试棒接到B点上,红色测试棒接标号依次向前移动,分别测量标号2、11、9、7、5、3、1各点的电压。
1756-EN2TRXT---1756-EN2TRXT
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7381A81G01/772B452G01 5MDM4
7381A81G01/772B452G01 5MDM8
7381A81G01/772B452G01 5MDM9
7381A81G01/772B452G02 5MDM2
7381A81G01/772B452G02 5MDM4
7381A81G01/772B452G02 5MDM2
7381A81G01/772B452G02 5MDM4
7381A81G01/772B452G02 5MDM4
7381A81G01/772B452G02 5MDM8
7381A81G01/772B452G03 5MDM4
7381A81G01/772B452G04 5MDM8
7381A81G01/772B452G05 5MDM2
7381A81G01/772B452G05 5MDM4
7381A81G01/772B452G05 5MDM8
7381A83G01 MSE
7381A83G02 4MSE10
7381A83G02 4MSE12
7381A83G02 4MSE14
7381A86G01 Module
7381A87G01 Module
7381A88G01 2MDMD1
7381A93G01 4MHC5
7381A93G01 4MHC9
7381A93G01 4MHC13
7381A93G01 4MHC15
7381A93G01 4MHC17
7381A93G01 4MHC19
7381A93G01 4MHC31
7381A93G01 4MHC35
7381A93G01 7MHC5
7381A93G03/4D33737G03 4MHC23
7381A93G03/4D33737G03 4MHC29
7381A93G03/4D33737G03 4MHC31
7381A93G03/4D33737G03 4MHC35
7381A93G03 7MHC9
7381A93G03 7MHC12
7381A93G03 7MHC18
7381A93G03 7MHC22
7381A93G03 7MHC25
7381A93G03 9MHC4
7381A93G03/3A99166G03 11MHC1
7381A93G03/3A99166G05 11MHC1
7381A93G05 7MHC24
7381A93G05 7MHC27
7381A93G05 9MHC6
7381A93G05/3A99166G05 11MHC3