品牌:施耐德 | 規格:140ATI03000 | 材質:140ATI03000 |
產地:法國 |
140ATI03000
140ATI03000
140ATI03000
可靠性和可維護性——繼電器控制邏輯使用了大量的機械觸點,連線也多,可靠性和可維護性差。而PLC採用微電子技術,大量的開關動作由無觸點的半導體電路來完成,PLC還配有自檢和監督功能,可靠性和可維護性好。
控制速度——繼電器控制邏輯依靠觸點的機械動作實現控制,工作頻率低,且機械觸點還會出現抖動問題。而PLC是由程序指令控制半導體電路來實現控制,屬於無觸點控制,速度極快,且不會出現抖動。
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