6DR2004-1西門子
PLC安裝的地點應避免太陽光直接照射,保證有足夠的散熱空間和通風條件,避免安裝在干擾嚴重、高溫、高濕度有粉塵、不清潔以及有腐蝕氣體的環境中。另外,PLC要安裝在有振源的地方時應采取減振措施。
(2) 不要為了節約投資而將輸入、輸出線同用一根電纜,同時動力電纜和控制電纜要分開鋪設,避免干擾。
(3) 安裝完畢,要檢查清楚,把細短線、銅屑、鐵屑、螺絲清理干凈,方可通電。投入使用后,定期檢查安裝是否牢固和端子、模塊的連接接線是否可靠,定期清掃灰塵,確保安全。
(4) 為了抑制加在電源及輸入端、輸出端的干擾,應給PLC接上專用地線,接地點應與動力設備(如電機)的接地點分開,平常要注意檢查PLC的接地是否良好。
(5) 控制PLC的工作環境(0~50℃為宜),必要時要采用強迫風冷冷卻方式,可以有效地提高它的工作效率和壽命。
SK ESA-J1003AF9-20 Ser
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