[attachment=136595] [attachment=136596] 求指點(diǎn)下,當(dāng)達(dá)到壓力設(shè)定值時(shí)閥會(huì)斷開(kāi),但壓力會(huì)慢慢的往下掉,就是所謂的不保壓,閥又開(kāi)始工作
哪怕就是掉一點(diǎn)點(diǎn)的壓力,閥都會(huì)工作,這樣子閥就頻繁跳動(dòng)了,我想用個(gè)時(shí)間控制,當(dāng)壓力掉了之后要過(guò)幾秒,閥才始工作,,補(bǔ)充下,
我這里不需要上下限控制,麻煩各位了。謝謝