廈門市泰尼電器有限公司
主營產品: AB模塊PLC |
廈門市泰尼電器有限公司
主營產品: AB模塊PLC |
參考價 | 面議 |
測量電壓法
測量電壓法是根據電器的供電方式,測量各點的電壓值與電流值并與正常值比較。具體可分為分階測量法、分段測量法和點測法。
測量電壓法是根據電器的供電方式,測量各點的電壓值與電流值并與正常值比較。
①分階測量法(圖1所示):當電路中的行程開關SQ和中間繼電器的常開觸點KA閉合時,按啟動按鈕SB1,接觸器KMl不吸合,說明電路有故障。首先測量A, B兩點電壓,正常值為380V。然后按啟動按鈕不放,同時將黑色測試棒接到B點上,紅色測試棒接標號依次向前移動,分別測量標號2、11、9、7、5、3、1各點的電壓。
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