閥功能  單向節流功能 
氣動連接, 氣口 1  PK-3 
氣動連接, 氣口 2  PK-3 
調節元件  凸緣螺絲 
德國FESTO單向節流閥GRF-PK-3X2安裝類型  帶通孔 
節流方向上的標準額定流量  45 l/min 
單向節流方向上的標準額定流量  45 l/min 
工作壓力  0.5 - 8 bar 
環境溫度  -10 - 60 °C 
外殼的材料信息  鍛造鋁合金 
工作介質  壓縮空氣，經過濾，未潤滑
過濾、已潤滑的壓縮空氣
裝配位置  任何 
德國FESTO單向節流閥GRF-PK-3X2介質溫度  -10 - 60 °C 
產品重量  145 g
MPPE-3-1/2-2,5-420-B MPPE-3-1/8- -B MPPE-3-1/4- -B MPPE-3-1/2- -B MPPES-3-1/2-10-010 MPPES-3-1/2-10-420 MPPES-3-1/2-2-010 MPPES-3-1/2-2-420 MPPES-3-1/2-6-010 MPPES-3-1/2-6-420 MPPES-3-1/2-PU-PO-010 MPPES-3-1/4-10-010 MPPES-3-1/4-10-420 MPPES-3-1/4-2-010 MPPES-3-1/4-2-420 MPPES-3-1/4-6-010 MPPES-3-1/4-6-420 MPPES-3-1/4-PU-PO-010 MPPES-3-1/8-PU-PO-010 MPPES-3-1/8-10-010 MPPES-3-1/8-10-420 MPPES-3-1/8-2-010 MPPES-3-1/8-2-420 MPPES-3-1/8-6-010 MPPES-3-1/8-6-420 MPPES-3-1/2-PU-PO-420 MPPES-3-1/4-PU-PO-420 MPPES-3-1/8-PU-PO-420 MPYE-5-1/8-LF-010-B MPYE-5-1/8-HF-010-B MPYE-5-1/4-010-B MPYE-5-3/8-010-B MPYE-5-M5-010-B MPYE-5-1/8-LF-420-B MPYE-5-1/8-HF-420-B MPYE-5-1/4-420-B MPYE-5-3/8-420-B MPYE-5-M5-420-B HGL-1/8 HGL-M5 HGL-1/8-NPT HGL-1/4-NPT HGL-3/8-NPT HGL-1/2-NPT HGL-M5-B HGL-1/8-B HGL-1/4-B HGL-3/8-B HGL-1/2-B HGL-M5-QS-4 HGL-1/8-QS-4 HGL-1/8-QS-6 HGL-1/4-QS-8 HGL-1/4-QS-10 HGL-3/8-QS-8 HGL-3/8-QS-10 HGL-1/2-QS-12 HGL-1/8-1/8-B W-3-1/8-NPT W-3-1/4-NPT W-3-3/8-NPT W-3-1/2-NPT W-3-1/8 W-3-1/4 W-3-3/8 W-3-1/2 W-3-3/4 W-3-M5 SVS-3-1/8 SVOS-3-1/8 SVS-4-1/8 SV-5-M5-B SV-3-M5 K/O-3-PK-3 K-3-M5 KH/O-3-PK-3 TH/O-3-PK-3 TH-3-M5 TH-3-1/4-B THO-3-1/4-B H-1/4-B H-3/8-B H-1/2-B H-3/4-B H-QS-4 H-QS-6 H-QS-8 H-QS-10 H-QS-12 H-QSM-5/32-U H-QSM-3/16-U H-QS-1/4-U H-QS-5/16-U H-QS-3/8-U H-QS-1/2-U H-22-S2 H-1/8-A/I H-M5 H-5/3-1/4 H-5/3-1/2 H-4/3-M5 H-3-1/4-B H-5-1/4-B H-22-SW H-30-SW HS-4/3-1/8-B HS-4/3-M5 HS-4/3-1/4 HS-4/3-1/2-B HSO-4/3-1/8-B HSO-4/3-M5 HSO-4/3-1/4 HSO-4/3-1/2-B F-3-M5 F-3-1/4-B F-5-1/4-B FO-3-1/4-B FP-3-1/4-B FP-5-1/4-B V/O-3-PK-3 V/O-3-1/8 R/O-3-PK-3 L/O-3-PK-3 V-PK-6 V-PK-2 V-PK-4 V-3-M5 V-3-1/4-B V-5-1/4-B V-PK-3 R-3-M5 R-3-1/4-B R-5-1/4-B L-PK-6 L-PK-2 L-3-M5 L-PK-3 L-3-1/4-B L-5-1/4-B L-PK-4

FESTO電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)主(zhu)(zhu)(zhu)要(yao)特(te)(te)(te)(te)點(dian)（1）外(wai)(wai)漏(lou)堵絕，內漏(lou)易(yi)(yi)控(kong)(kong)(kong)(kong)(kong)，使用(yong)(yong)(yong)安全。內外(wai)(wai)泄漏(lou)是(shi)(shi)危及安全的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)要(yao)素。其(qi)它自(zi)控(kong)(kong)(kong)(kong)(kong)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)通(tong)(tong)(tong)常將閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)桿(gan)(gan)(gan)(gan)伸(shen)出(chu)，由(you)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)、氣(qi)動(dong)(dong)(dong)(dong)(dong)(dong)、液(ye)(ye)動(dong)(dong)(dong)(dong)(dong)(dong)執(zhi)行機(ji)構(gou)(gou)控(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)芯(xin)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)轉動(dong)(dong)(dong)(dong)(dong)(dong)或移(yi)動(dong)(dong)(dong)(dong)(dong)(dong)。這都(dou)要(yao)解決(jue)長期(qi)動(dong)(dong)(dong)(dong)(dong)(dong)作閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)桿(gan)(gan)(gan)(gan)動(dong)(dong)(dong)(dong)(dong)(dong)密(mi)封(feng)(feng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)外(wai)(wai)泄漏(lou)難題；唯有(you)(you)(you)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)是(shi)(shi)用(yong)(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)力(li)(li)(li)(li)(li)(li)作用(yong)(yong)(yong)于(yu)(yu)(yu)密(mi)封(feng)(feng)在電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)調節(jie)(jie)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)隔磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)套(tao)管內的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)鐵(tie)芯(xin)完(wan)成(cheng)(cheng)，不(bu)(bu)存(cun)在動(dong)(dong)(dong)(dong)(dong)(dong)密(mi)封(feng)(feng)，所(suo)以(yi)(yi)(yi)外(wai)(wai)漏(lou)易(yi)(yi)堵絕。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)力(li)(li)(li)(li)(li)(li)矩控(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)不(bu)(bu)易(yi)(yi)，容(rong)易(yi)(yi)產(chan)(chan)生(sheng)內漏(lou)，甚至拉斷(duan)(duan)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)桿(gan)(gan)(gan)(gan)頭部；電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)結(jie)(jie)(jie)構(gou)(gou)型式(shi)容(rong)易(yi)(yi)控(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)內泄漏(lou)，直(zhi)至降(jiang)(jiang)為(wei)(wei)零。所(suo)以(yi)(yi)(yi)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)使用(yong)(yong)(yong)特(te)(te)(te)(te)別安全，尤其(qi)適(shi)用(yong)(yong)(yong)于(yu)(yu)(yu)腐(fu)蝕(shi)性(xing)、有(you)(you)(you)毒或高(gao)低(di)(di)溫的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)介(jie)(jie)質。（2）系統簡單，便接電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)腦(nao)，價格低(di)(di)謙。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)本身結(jie)(jie)(jie)構(gou)(gou)簡單，價格也低(di)(di)，比(bi)起調節(jie)(jie)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)等(deng)其(qi)它種類執(zhi)行器易(yi)(yi)于(yu)(yu)(yu)安裝維(wei)護。更顯(xian)著的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)是(shi)(shi)所(suo)組成(cheng)(cheng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)自(zi)控(kong)(kong)(kong)(kong)(kong)系統簡單得多(duo)(duo)，價格要(yao)低(di)(di)得多(duo)(duo)。由(you)于(yu)(yu)(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)是(shi)(shi)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)信(xin)號控(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)，與工(gong)控(kong)(kong)(kong)(kong)(kong)計(ji)算(suan)機(ji)連接十分(fen)方便。在當今電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)腦(nao)普(pu)及，價格大幅下(xia)(xia)降(jiang)(jiang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)(shi)代，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)優勢就(jiu)更加明顯(xian)。（3）動(dong)(dong)(dong)(dong)(dong)(dong)作快遞，功(gong)(gong)率微(wei)小(xiao)，外(wai)(wai)形(xing)(xing)輕巧。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)響(xiang)應(ying)時(shi)(shi)(shi)間(jian)(jian)可以(yi)(yi)(yi)短至幾(ji)個毫秒(miao)，即使是(shi)(shi)先(xian)(xian)(xian)(xian)導(dao)(dao)(dao)式(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)也可以(yi)(yi)(yi)控(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)在幾(ji)十毫秒(miao)內。由(you)于(yu)(yu)(yu)自(zi)成(cheng)(cheng)回(hui)路(lu)，比(bi)之(zhi)其(qi)它自(zi)控(kong)(kong)(kong)(kong)(kong)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)反應(ying)更靈敏。設計(ji)得當的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)線圈(quan)功(gong)(gong)率消耗很低(di)(di)，屬(shu)節(jie)(jie)能產(chan)(chan)品；還可做(zuo)到只需觸發動(dong)(dong)(dong)(dong)(dong)(dong)作，自(zi)動(dong)(dong)(dong)(dong)(dong)(dong)保持閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)位(wei)，平時(shi)(shi)(shi)一(yi)點(dian)也不(bu)(bu)耗電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)外(wai)(wai)形(xing)(xing)尺寸小(xiao)，既節(jie)(jie)省空(kong)(kong)間(jian)(jian)，又輕巧美(mei)觀。（4）調節(jie)(jie)精度受限(xian)，適(shi)用(yong)(yong)(yong)介(jie)(jie)質受限(xian)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)通(tong)(tong)(tong)常只有(you)(you)(you)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)兩種狀態(tai)，閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)芯(xin)只能處于(yu)(yu)(yu)兩個極限(xian)位(wei)置，不(bu)(bu)能連續調節(jie)(jie)，（力(li)(li)(li)(li)(li)(li)圖突(tu)破的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)新(xin)構(gou)(gou)思不(bu)(bu)少(shao)，但(dan)(dan)還都(dou)處于(yu)(yu)(yu)試驗試用(yong)(yong)(yong)階段）所(suo)以(yi)(yi)(yi)調節(jie)(jie)精度還受到一(yi)定限(xian)制(zhi)(zhi)(zhi)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)對(dui)介(jie)(jie)質潔(jie)凈度有(you)(you)(you)較(jiao)(jiao)高(gao)要(yao)求(qiu)(qiu)，含顆粒(li)狀的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)介(jie)(jie)質不(bu)(bu)能適(shi)用(yong)(yong)(yong)，如屬(shu)雜質須先(xian)(xian)(xian)(xian)濾去(qu)。另(ling)外(wai)(wai)，粘(zhan)(zhan)稠狀介(jie)(jie)質不(bu)(bu)能適(shi)用(yong)(yong)(yong)，而(er)且，特(te)(te)(te)(te)定的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)產(chan)(chan)品適(shi)用(yong)(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)介(jie)(jie)質粘(zhan)(zhan)度范(fan)圍相對(dui)較(jiao)(jiao)窄。（5）型號多(duo)(duo)樣(yang)，用(yong)(yong)(yong)途廣泛(fan)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)雖(sui)有(you)(you)(you)先(xian)(xian)(xian)(xian)天不(bu)(bu)足，優點(dian)仍十分(fen)突(tu)出(chu)，所(suo)以(yi)(yi)(yi)就(jiu)設 1[1]計(ji)成(cheng)(cheng)多(duo)(duo)種多(duo)(duo)樣(yang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)產(chan)(chan)品，滿足各(ge)種不(bu)(bu)同(tong)(tong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)需求(qiu)(qiu)，用(yong)(yong)(yong)途極為(wei)(wei)廣泛(fan)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)技術(shu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)進(jin)步也都(dou)是(shi)(shi)圍繞著如何(he)克服先(xian)(xian)(xian)(xian)天不(bu)(bu)足，如何(he)更好地發揮固有(you)(you)(you)優勢而(er)展開(kai)(kai)(kai)(kai)。FESTO電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)是(shi)(shi)用(yong)(yong)(yong)來控(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)流體(ti)方向的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)自(zi)動(dong)(dong)(dong)(dong)(dong)(dong)化基礎(chu)元件(jian)(jian)(jian)，屬(shu)于(yu)(yu)(yu)執(zhi)行器；通(tong)(tong)(tong)常用(yong)(yong)(yong)于(yu)(yu)(yu)機(ji)械(xie)(xie)控(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)和(he)工(gong)業閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)門(men)上(shang)(shang)(shang)(shang)面，對(dui)介(jie)(jie)質方向進(jin)行控(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)，從(cong)而(er)達到對(dui)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)門(men)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)控(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)。工(gong)作原(yuan)(yuan)理(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)里有(you)(you)(you)密(mi)閉的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)腔(qiang)，在不(bu)(bu)同(tong)(tong)位(wei)置開(kai)(kai)(kai)(kai)有(you)(you)(you)通(tong)(tong)(tong)孔(kong)，每個孔(kong)都(dou)通(tong)(tong)(tong)向不(bu)(bu)同(tong)(tong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)油(you)(you)(you)管，腔(qiang)中間(jian)(jian)是(shi)(shi)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)，兩面是(shi)(shi)兩塊(kuai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)鐵(tie)，哪面的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)鐵(tie)線圈(quan)通(tong)(tong)(tong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)體(ti)就(jiu)會(hui)(hui)被(bei)吸引到哪邊，通(tong)(tong)(tong)過(guo)控(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)體(ti)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)移(yi)動(dong)(dong)(dong)(dong)(dong)(dong)來擋住(zhu)或漏(lou)出(chu)不(bu)(bu)同(tong)(tong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)排(pai)油(you)(you)(you)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)孔(kong)，而(er)進(jin)油(you)(you)(you)孔(kong)是(shi)(shi)常開(kai)(kai)(kai)(kai)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)，液(ye)(ye)壓(ya)(ya)(ya)(ya)油(you)(you)(you)就(jiu)會(hui)(hui)進(jin)入(ru)(ru)不(bu)(bu)同(tong)(tong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)排(pai)油(you)(you)(you)管，然(ran)后(hou)通(tong)(tong)(tong)過(guo)油(you)(you)(you)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)力(li)(li)(li)(li)(li)(li)來推動(dong)(dong)(dong)(dong)(dong)(dong)油(you)(you)(you)缸(gang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)活(huo)(huo)(huo)塞，活(huo)(huo)(huo)塞又帶動(dong)(dong)(dong)(dong)(dong)(dong)活(huo)(huo)(huo)塞桿(gan)(gan)(gan)(gan)，活(huo)(huo)(huo)塞桿(gan)(gan)(gan)(gan)帶動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)械(xie)(xie)裝置動(dong)(dong)(dong)(dong)(dong)(dong)。這樣(yang)通(tong)(tong)(tong)過(guo)控(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)鐵(tie)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流通(tong)(tong)(tong)斷(duan)(duan)就(jiu)控(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)了機(ji)械(xie)(xie)運動(dong)(dong)(dong)(dong)(dong)(dong)。FESTO費(fei)斯托電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)從(cong)原(yuan)(yuan)理(li)上(shang)(shang)(shang)(shang)分(fen)為(wei)(wei)三(san)大類：1）直(zhi)動(dong)(dong)(dong)(dong)(dong)(dong)式(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)：原(yuan)(yuan)理(li)：通(tong)(tong)(tong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)時(shi)(shi)(shi)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)線圈(quan)產(chan)(chan)生(sheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)力(li)(li)(li)(li)(li)(li)把(ba)(ba)關(guan)(guan)(guan)(guan)(guan)閉件(jian)(jian)(jian)從(cong)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)座(zuo)上(shang)(shang)(shang)(shang)提起，閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)門(men)打(da)開(kai)(kai)(kai)(kai)；斷(duan)(duan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)時(shi)(shi)(shi)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)力(li)(li)(li)(li)(li)(li)消失，彈簧把(ba)(ba)關(guan)(guan)(guan)(guan)(guan)閉件(jian)(jian)(jian)壓(ya)(ya)(ya)(ya)在閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)座(zuo)上(shang)(shang)(shang)(shang)，閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)門(men)關(guan)(guan)(guan)(guan)(guan)閉。特(te)(te)(te)(te)點(dian)：在真空(kong)(kong)、負壓(ya)(ya)(ya)(ya)、零壓(ya)(ya)(ya)(ya)時(shi)(shi)(shi)能正常工(gong)作，但(dan)(dan)通(tong)(tong)(tong)徑一(yi)般不(bu)(bu)超過(guo)25mm。2）分(fen)步直(zhi)動(dong)(dong)(dong)(dong)(dong)(dong)式(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)：原(yuan)(yuan)理(li)：它是(shi)(shi)一(yi)種直(zhi)動(dong)(dong)(dong)(dong)(dong)(dong)和(he)先(xian)(xian)(xian)(xian)導(dao)(dao)(dao)式(shi)相結(jie)(jie)(jie)合的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)原(yuan)(yuan)理(li)，當入(ru)(ru)口(kou)(kou)與出(chu)口(kou)(kou)沒有(you)(you)(you)壓(ya)(ya)(ya)(ya)差(cha)時(shi)(shi)(shi)，通(tong)(tong)(tong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)后(hou)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)力(li)(li)(li)(li)(li)(li)直(zhi)接把(ba)(ba)先(xian)(xian)(xian)(xian)導(dao)(dao)(dao)小(xiao)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)和(he)主(zhu)(zhu)(zhu)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)關(guan)(guan)(guan)(guan)(guan)閉件(jian)(jian)(jian)依次向上(shang)(shang)(shang)(shang)提起，閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)門(men)打(da)開(kai)(kai)(kai)(kai)。當入(ru)(ru)口(kou)(kou)與出(chu)口(kou)(kou)達到啟動(dong)(dong)(dong)(dong)(dong)(dong)壓(ya)(ya)(ya)(ya)差(cha)時(shi)(shi)(shi)，通(tong)(tong)(tong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)后(hou)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)力(li)(li)(li)(li)(li)(li)先(xian)(xian)(xian)(xian)導(dao)(dao)(dao)小(xiao)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)，主(zhu)(zhu)(zhu)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)下(xia)(xia)腔(qiang)壓(ya)(ya)(ya)(ya)力(li)(li)(li)(li)(li)(li)上(shang)(shang)(shang)(shang)升，上(shang)(shang)(shang)(shang)腔(qiang)壓(ya)(ya)(ya)(ya)力(li)(li)(li)(li)(li)(li)下(xia)(xia)降(jiang)(jiang)，從(cong)而(er)利(li)用(yong)(yong)(yong)壓(ya)(ya)(ya)(ya)差(cha)把(ba)(ba)主(zhu)(zhu)(zhu)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)向上(shang)(shang)(shang)(shang)推開(kai)(kai)(kai)(kai)；斷(duan)(duan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)時(shi)(shi)(shi)，先(xian)(xian)(xian)(xian)導(dao)(dao)(dao)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)利(li)用(yong)(yong)(yong)彈簧力(li)(li)(li)(li)(li)(li)或介(jie)(jie)質壓(ya)(ya)(ya)(ya)力(li)(li)(li)(li)(li)(li)推動(dong)(dong)(dong)(dong)(dong)(dong)關(guan)(guan)(guan)(guan)(guan)閉件(jian)(jian)(jian)，向下(xia)(xia)移(yi)動(dong)(dong)(dong)(dong)(dong)(dong)，使閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)門(men)關(guan)(guan)(guan)(guan)(guan)閉。特(te)(te)(te)(te)點(dian)：在零壓(ya)(ya)(ya)(ya)差(cha)或真空(kong)(kong)、高(gao)壓(ya)(ya)(ya)(ya)時(shi)(shi)(shi)亦能可*動(dong)(dong)(dong)(dong)(dong)(dong)作，但(dan)(dan)功(gong)(gong)率較(jiao)(jiao)大，要(yao)求(qiu)(qiu)必須水平安裝。3）先(xian)(xian)(xian)(xian)導(dao)(dao)(dao)式(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)：原(yuan)(yuan)理(li)：通(tong)(tong)(tong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)時(shi)(shi)(shi)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)力(li)(li)(li)(li)(li)(li)把(ba)(ba)先(xian)(xian)(xian)(xian)導(dao)(dao)(dao)孔(kong)打(da)開(kai)(kai)(kai)(kai)，上(shang)(shang)(shang)(shang)腔(qiang)室壓(ya)(ya)(ya)(ya)力(li)(li)(li)(li)(li)(li)迅速下(xia)(xia)降(jiang)(jiang)，在關(guan)(guan)(guan)(guan)(guan)閉件(jian)(jian)(jian)周(zhou)圍形(xing)(xing)成(cheng)(cheng)上(shang)(shang)(shang)(shang)低(di)(di)下(xia)(xia)高(gao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)差(cha)，流體(ti)壓(ya)(ya)(ya)(ya)力(li)(li)(li)(li)(li)(li)推動(dong)(dong)(dong)(dong)(dong)(dong)關(guan)(guan)(guan)(guan)(guan)閉件(jian)(jian)(jian)向上(shang)(shang)(shang)(shang)移(yi)動(dong)(dong)(dong)(dong)(dong)(dong)，閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)門(men)打(da)開(kai)(kai)(kai)(kai)；斷(duan)(duan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)時(shi)(shi)(shi)，彈簧力(li)(li)(li)(li)(li)(li)把(ba)(ba)先(xian)(xian)(xian)(xian)導(dao)(dao)(dao)孔(kong)關(guan)(guan)(guan)(guan)(guan)閉，入(ru)(ru)口(kou)(kou)壓(ya)(ya)(ya)(ya)力(li)(li)(li)(li)(li)(li)通(tong)(tong)(tong)過(guo)旁通(tong)(tong)(tong)孔(kong)迅速腔(qiang)室在關(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)件(jian)(jian)(jian)周(zhou)圍形(xing)(xing)成(cheng)(cheng)下(xia)(xia)低(di)(di)上(shang)(shang)(shang)(shang)高(gao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)差(cha)，流體(ti)壓(ya)(ya)(ya)(ya)力(li)(li)(li)(li)(li)(li)推動(dong)(dong)(dong)(dong)(dong)(dong)關(guan)(guan)(guan)(guan)(guan)閉件(jian)(jian)(jian)向下(xia)(xia)移(yi)動(dong)(dong)(dong)(dong)(dong)(dong)，關(guan)(guan)(guan)(guan)(guan)閉閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)門(men)。特(te)(te)(te)(te)點(dian)：流體(ti)壓(ya)(ya)(ya)(ya)力(li)(li)(li)(li)(li)(li)范(fan)圍上(shang)(shang)(shang)(shang)限(xian)較(jiao)(jiao)高(gao)，可任(ren)意安裝（需定制(zhi)(zhi)(zhi)）但(dan)(dan)必須滿足流體(ti)壓(ya)(ya)(ya)(ya)差(cha)條件(jian)(jian)(jian)。2.電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)(ci)(ci)(ci)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)從(cong)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)結(jie)(jie)(jie)構(gou)(gou)和(he)材(cai)料上(shang)(shang)(shang)(shang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)不(bu)(bu)同(tong)(tong)與原(yuan)(yuan)理(li)上(shang)(shang)(shang)(shang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)區別，分(fen)為(wei)(wei)六個分(fen)支小(xiao)類：直(zhi)動(dong)(dong)(dong)(dong)(dong)(dong)膜(mo)(mo)片結(jie)(jie)(jie)構(gou)(gou)、分(fen)步直(zhi)動(dong)(dong)(dong)(dong)(dong)(dong)膜(mo)(mo)片結(jie)(jie)(jie)構(gou)(gou)、先(xian)(xian)(xian)(xian)導(dao)(dao)(dao)膜(mo)(mo)片結(jie)(jie)(jie)構(gou)(gou)、直(zhi)動(dong)(dong)(dong)(dong)(dong)(dong)活(huo)(huo)(huo)塞結(jie)(jie)(jie)構(gou)(gou)、分(fen)步直(zhi)動(dong)(dong)(dong)(dong)(dong)(dong)活(huo)(huo)(huo)塞結(jie)(jie)(jie)構(gou)(gou)、先(xian)(xian)(xian)(xian)導(dao)(dao)(dao)活(huo)(huo)(huo)塞結(jie)(jie)(jie)構(gou)(gou)。