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10902502
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樓主  發(fā)表于: 2020-11-02 08:16
各位大佬，最近有人要我做個(gè)恒壓供水，我在捉摸著(zhù)怎么報價(jià)�，F在有幾種方式  1、是變頻器直接接壓力傳感器     2、plc+變頻器+觸摸屏  3、恒壓供水控制器（淘寶購買(mǎi)）+變頻器
   這幾種方式價(jià)格坑定差距比較大。我想請教下 這幾種方式具體差異到底在哪里啊  ，哪位熱心大佬能否幫解答一下
plcchina
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1樓  發(fā)表于: 2020-11-05 18:29
引用
引用第3樓ljb6688于2020-11-02 09:42發(fā)表的  :
控制部分達到要求了，工藝也很重要的，包括緩沖罐啥的


不是PID嗎，還要緩沖罐？
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