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Rexroth板接式導(dǎo)式單向閥,力士樂導(dǎo)式單向閥,力士樂電磁閥R900010992?? VT11030-1X/?? R900019641?? VT11031-2X/?? R900019589?? VT11032-1X/?? R900020293?? VT11110-1X/??
更新時間:2024-08-22
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Rexroth板接式導(dǎo)式單向閥,力士樂導(dǎo)式單向閥,力士樂電磁閥
Rexroth板接式導(dǎo)式單向閥利用過程本身的壓力或壓差來驅(qū)動控制閥動作,也可用.溫包式檢測元件將溫度轉(zhuǎn)換為壓力,然后驅(qū)動控制閥動作。其特點是結(jié)構(gòu)簡單、操作方便,但會引起壓降,造成出口壓力的非線性,通常,穩(wěn)壓精度在10%一20%。帶指揮器作用的自力式控制閥可適用于小壓降和大流量的自力式控制場合,出口壓力變化范圍可小于設(shè)定壓力的10%?刂崎y具有節(jié)能功能,因此,在一些控制要求不高的場合被廣泛應(yīng)用。自力式控制閥執(zhí)行機構(gòu)膜頭的輸入信號是控制閥前或閥后的壓力或閥兩端的壓差,或經(jīng)溫包轉(zhuǎn)換后的壓力信號。執(zhí)行機構(gòu)的結(jié)構(gòu)類似氣動薄膜執(zhí)行機構(gòu)?刂崎y對被控介質(zhì)有一定要求,例如,自力式壓力控制閥的被控介質(zhì)溫度應(yīng)低于某一規(guī)定值,介質(zhì)應(yīng)干凈,當(dāng)介質(zhì)溫度較高時,例如,用于蒸汽或150℃以上的液體時,應(yīng)設(shè)置冷凝器,使進入執(zhí)行機構(gòu)比較器內(nèi)的介質(zhì)溫度低于規(guī)定值。
R900020199?? VT11026-1X/??
R900010991?? VT11029-1X/??
R900010992?? VT11030-1X/??
R900019641?? VT11031-2X/??
R900019589?? VT11032-1X/??
R900020293?? VT11110-1X/??
R900211788?? VT11118-1X/??
R900022870?? VT11120-1X/??
R900022995?? VT11121-1X/??
R900072818?? VT11122-1X/??
R900921909?? VT11124-1X/??
:\39526590\39529839/39529830轉(zhuǎn)8005或者8002
//
\39529831\39529839\39529839-8007或者8008
/
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Rexroth板接式導(dǎo)式單向閥,力士樂導(dǎo)式單向閥,力士樂電磁閥
R900975226?? VT11125-1X/??
R900977850?? VT11126-1X/??
R900537344?? VT11131-1X/??
R900030647?? VT11132-1X/??
R900551408?? VT11164-1X/??
R900020289?? VT11550-2X/??
R900020290?? VT11552-2X/??
R900019833?? VT11724-1X/??
R900016484?? VT19102-1X/2??
R900033828?? VT2000-5X/??
R900209648?? VT3002-2X/15H??
R900020153?? VT3002-2X/32D??
R900020154?? VT3002-2X/48F??
R900991843?? VT3002-2X/64G??
R900744103?? VT3015-1X/??
R900579497?? VT5035-1X/??
R900749982?? VT5041-2X/1??
R900021319?? VT5041-2X/1-1V??
R900749983?? VT5041-2X/3??
R900021324?? VT5041-2X/3-2V??
R900549331?? VT-ACV-1-1X/MC??