美國SMC通氣控閥是熱(re)(re)(re)暖系統(tong)的配套產品，廣泛應(ying)用(yong)(yong)于電熱(re)(re)(re)水(shui)器，太陽能熱(re)(re)(re)水(shui)器及(ji)集(ji)中供熱(re)(re)(re)水(shui)系統(tong)。并可(ke)配套應(ying)用(yong)(yong)于電熱(re)(re)(re)水(shui)器和太陽能熱(re)(re)(re)水(shui)器，用(yong)(yong)戶可(ke)以(yi)根據需要自行調節冷熱(re)(re)(re)水(shui)混(hun)(hun)水(shui)溫度，所需溫度可(ke)以(yi)迅速達到并且(qie)穩定(ding)下來，保(bao)證出水(shui)溫度恒定(ding)，且(qie)不受水(shui)溫、流(liu)量、水(shui)壓變化的影響，解(jie)決洗浴中心(xin)水(shui)溫忽(hu)冷忽(hu)熱(re)(re)(re)的問題(ti)，當(dang)冷水(shui)中斷時，混(hun)(hun)水(shui)閥可(ke)以(yi)在幾秒(miao)鐘之內自動關閉熱(re)(re)(re)水(shui)，起到安全保(bao)護作用(yong)(yong)。

美國SMC通氣控閥是指在(zai)氣(qi)(qi)動(dong)系(xi)統(tong)(tong)中(zhong)(zhong)(zhong)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)氣(qi)(qi)流(liu)(liu)(liu)(liu)的(de)(de)(de)(de)壓力(li)、流(liu)(liu)(liu)(liu)量(liang)和流(liu)(liu)(liu)(liu)動(dong)方(fang)向，并保證氣(qi)(qi)動(dong)執(zhi)行元(yuan)(yuan)(yuan)(yuan)(yuan)件(jian)(jian)或機構正常工作的(de)(de)(de)(de)各類氣(qi)(qi)動(dong)元(yuan)(yuan)(yuan)(yuan)(yuan)件(jian)(jian)。控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)和調節壓縮空氣(qi)(qi)壓力(li)的(de)(de)(de)(de)元(yuan)(yuan)(yuan)(yuan)(yuan)件(jian)(jian)稱(cheng)(cheng)為(wei)壓力(li)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)閥(fa)(fa)(fa)。控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)和調節壓縮空氣(qi)(qi)流(liu)(liu)(liu)(liu)量(liang)的(de)(de)(de)(de)元(yuan)(yuan)(yuan)(yuan)(yuan)件(jian)(jian)稱(cheng)(cheng)為(wei)流(liu)(liu)(liu)(liu)量(liang)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)閥(fa)(fa)(fa)。改(gai)變和控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)氣(qi)(qi)流(liu)(liu)(liu)(liu)流(liu)(liu)(liu)(liu)動(dong)方(fang)向的(de)(de)(de)(de)元(yuan)(yuan)(yuan)(yuan)(yuan)件(jian)(jian)稱(cheng)(cheng)為(wei)方(fang)向控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)閥(fa)(fa)(fa)。快易優(you)自(zi)動(dong)化選型(xing)有(you)收錄SMC各類產品， 除上(shang)(shang)(shang)述三類控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)閥(fa)(fa)(fa)外(wai)，還(huan)有(you)能(neng)實現一定邏(luo)輯(ji)功(gong)能(neng)的(de)(de)(de)(de)邏(luo)輯(ji)元(yuan)(yuan)(yuan)(yuan)(yuan)件(jian)(jian)，包括元(yuan)(yuan)(yuan)(yuan)(yuan)件(jian)(jian)內部(bu)(bu)無(wu)可動(dong)部(bu)(bu)件(jian)(jian)的(de)(de)(de)(de)射流(liu)(liu)(liu)(liu)元(yuan)(yuan)(yuan)(yuan)(yuan)件(jian)(jian)和有(you)可動(dong)部(bu)(bu)件(jian)(jian)的(de)(de)(de)(de)氣(qi)(qi)動(dong)邏(luo)輯(ji)元(yuan)(yuan)(yuan)(yuan)(yuan)件(jian)(jian)。在(zai)結構原理(li)上(shang)(shang)(shang)，邏(luo)輯(ji)元(yuan)(yuan)(yuan)(yuan)(yuan)件(jian)(jian)基本(ben)上(shang)(shang)(shang)和方(fang)向控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)閥(fa)(fa)(fa)相同，僅僅是體積和通徑較小，一般用(yong)(yong)(yong)來(lai)實現信號的(de)(de)(de)(de)邏(luo)輯(ji)運算功(gong)能(neng)。隨(sui)著氣(qi)(qi)動(dong)元(yuan)(yuan)(yuan)(yuan)(yuan)件(jian)(jian)的(de)(de)(de)(de)小型(xing)化以(yi)及PLC控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)在(zai)氣(qi)(qi)動(dong)系(xi)統(tong)(tong)中(zhong)(zhong)(zhong)的(de)(de)(de)(de)大量(liang)應用(yong)(yong)(yong)，氣(qi)(qi)動(dong)邏(luo)輯(ji)元(yuan)(yuan)(yuan)(yuan)(yuan)件(jian)(jian)的(de)(de)(de)(de)應用(yong)(yong)(yong)范圍正在(zai)逐漸減小。從控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)方(fang)式來(lai)分(fen)，氣(qi)(qi)動(dong)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)可分(fen)為(wei)斷續控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)和連續控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)兩類。在(zai)斷續控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)系(xi)統(tong)(tong)中(zhong)(zhong)(zhong)，通常要用(yong)(yong)(yong)壓力(li)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)閥(fa)(fa)(fa)、流(liu)(liu)(liu)(liu)量(liang)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)閥(fa)(fa)(fa)和方(fang)向控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)閥(fa)(fa)(fa)來(lai)實現程序動(dong)作;連續控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)系(xi)統(tong)(tong)中(zhong)(zhong)(zhong)，除了(le)要用(yong)(yong)(yong)壓力(li)、流(liu)(liu)(liu)(liu)量(liang)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)閥(fa)(fa)(fa)外(wai)，還(huan)要采用(yong)(yong)(yong)伺服、比例控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)閥(fa)(fa)(fa)等，以(yi)便對系(xi)統(tong)(tong)進(jin)行連續控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)。

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