?SST 5136-PFB-ISA@好價格?_廈門仲鑫達科技有限公司

品牌：SST	規格：?SST 5136-PFB-ISA	材質：?SST 5136-PFB-ISA
產地：美國

SST 5136-PFB-ISA
SST 5136-PFB-ISA
SST 5136-PFB-ISA
邏輯錯誤檢測編程法
PLC控制係統在正常的情況下各輸入、輸出信號，中間記憶裝置之間存在著確定的邏輯關係，一旦出現異常邏輯關係，必定是控制係統出了故障。因此，我們可以事先編制好一些常見故障的異常邏輯程序加進用戶程序中，當這種邏輯關係實現狀態為“1”，就必然出現了相應的設備故障，即可將異常邏輯關係的狀態輸出作為故障信號，用來實現報警、停機等控制。例如某工作裝置有X0、Xl兩個輸入，Y0、Y1、Y2、Y3共4個輸出

GIDDINGS & LEWIS 502-03550-00R3 INPUT MODULE 16PT QTY

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HEAT SINK ... LOT OF 8... 1"X1"X 1/2" MEASUREMENT ARE GUESSED

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