PLC 在應(yīng)用中應(yīng)注意的問題[外文翻譯]

包括了英文原文和中文翻譯

英文：9100字
中文：2800字

PLC which should pay attention in the application is specially the control device which serves for the industrial production, usually does not need to take any measure, may use directly in the industry environment. But, when the production environment is too bad, the electromagnetic interference is special intense, or installs uses improper, cannot guarantee PLC the normal operation, therefore should pay attention to the following question in the use.
First, Siemens PLC maintenance
1, maintenance procedures, equipment, periodic testing, adjustment provisions
(1) half-yearly or quarterly inspection PLC cabinet terminal connections, and if time to re-loose strong local connection;
(2) of the cabinet to the host power supply voltage of the monthly re-survey work;
Second, the provisions of cleaning equipment on a regular basis
(1) every six months or a quarter of the PLC to clean, cut off power to the PLC power supply to the power rack, CPU board and input / output board in turn be removed to purge, clean and then in turn installed in situ, will all link to resume evacuation call and start the host PLC. PLC box carefully sweeping health;

PLC 在應(yīng)用中應(yīng)注意的問題

PLC是專門為工業(yè)生產(chǎn)服務(wù)的控制裝置，通常不需要采取什么措施，就可以直接在工業(yè)環(huán)境中使用。但是，當生產(chǎn)環(huán)境過于惡劣，電磁干擾特別強烈，或安裝使用不當，都不能保證PLC的正常運行，因此在使用中應(yīng)注意以下問題
一、西門子PLC保養(yǎng)
1、 保養(yǎng)規(guī)程、設(shè)備定期測試、調(diào)整規(guī)定
（1） 每半年或季度檢查PLC柜中接線端子的連接情況，若發(fā)現(xiàn)松動的地方及時重新堅固連接；
（2） 對柜中給主機供電的電源每月重新測量工作電壓；
2、 設(shè)備定期清掃的規(guī)定
（1） 每六個月或季度對PLC進行清掃，切斷給PLC供電的電源把電源機架、CPU主板及輸入/輸出板依次拆下，進行吹掃、清掃后再依次原位安裝好，將全部連接恢復(fù)后送電并啟動PLC主機。認真清掃PLC箱內(nèi)衛(wèi)生；
（2） 每三個月更換電源機架下方過濾網(wǎng)；
3、 檢修前準備、檢修規(guī)程
（1） 檢修前準備好工具；
（2） 為保障元件的功能不出故障及模板不損壞，必須用保護裝置及認真作防靜電準備工作；