1746-P7 1746-P7現貨
參考價 | ¥ 1200 |
訂貨量 | ≥1 |
- 公司名稱 廈門泰尼電氣有限公司
- 品牌
- 型號 1746-P7
- 產地
- 廠商性質 經銷商
- 更新時間 2017/7/20 17:49:41
- 訪問次數 483
聯系我們時請說明是化工儀器網上看到的信息,謝謝!
1746-P7
1746-P7
1746-P7
可編程控制器PLC運行時可能會出現死機的情況,這給工業生產造成不可預估的損失,因此,首先要了解PLC死機的原因,針對原因進行排查,軟件或硬件錯誤都有可能導致PLC死機,下面分別進行介紹:
1、硬件方面
(1)I/O竄電,PLC自動偵測到I/O錯誤,進入STOP模式。
(2)I/O損壞,程序運行到需要該I/O的反饋信號,不能向下執行指令。
(3)擴展模塊(功能型,如A/D)線路干擾或開路等。
(4)電源部分有干擾或故障。
(5)PLC的連接模塊及地址分配模塊出故障。
(6)電纜引起的故障。
2、軟件方面
(1)觸發了死循環。
(2)程序改寫了系統參數區的內容,卻沒有初始化部分。
(3)保護程序啟動:硬件保護、限制使用時間(針對貨款收回)
(4)數據溢出,步長過大、看門狗 (可修改DOG時間)動作。
備貨,備貨,降降降,火火火,火火火……
備貨,備貨,降降降,火火火,火火火……
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公司名稱:廈門泰尼電氣有限公司
:小廖(銷售代表)
:
傳真號碼:(麻煩備注01008收)
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誠信經營,質量為首,誠信*,泰尼電氣小廖竭誠為您服務!!!
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