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230问答网 > 想用PLC来控制气体的流量，但是对流量比例阀，不知道该怎么选型。

想用PLC来控制气体的流量，但是对流量比例阀，不知道该怎么选型。

2025-03-16 20:09:27

推荐回答（3个）

回答1：

对调节阀一般的都可以，有钱买更好的外国货也行。利用流量计采集的信来控制阀门的开度达到控制流量的目的，用PID才能控制的好哟！嘻嘻！具体选型要根据你管道的口径来定哟！信号用4-20MA。两线制。OK啦！

回答2：

有电压，电流都可以的

回答3：

你这种可以用布鲁斯克的质量流量控制器，另外加个输出口的背压阀，以前我做过

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