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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 |
硬件故障改如何檢查?
硬件故障常常表現為以下幾方面
! 模塊的插件板與總線底板插接不嚴密;
! 撥碼開關錯誤;通訊線接線方向錯誤;
! 終端匹配器未接;
! 硬件跳線與實際信號要求的類型不*;
! 機柜內系統電源、現場電源輸出有誤;
! 硬件本身壞。
1747-PIC 1747-PIC
以上幾方面問題的結果表現為:
! 加電后硬件板極故障(指示燈顯示狀態不對);
! 設備不工作;
! 系統工作但顯示的對應測點值不正確、系統的輸出不能驅動現場設備等等。
:張亮(工程師) 專線:
24小時移動專線: 【】
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