常(chang)用(yong)的(de)(de)紅(hong)外(wai)線光(guang)(guang)電開(kai)關，是利(li)用(yong)物體(ti)(ti)對近紅(hong)外(wai)線光(guang)(guang)束(shu)(shu)的(de)(de)反射(she)原理，由同步回(hui)路感(gan)應反射(she)回(hui)來的(de)(de)光(guang)(guang)的(de)(de)強(qiang)弱而檢(jian)測(ce)物體(ti)(ti)的(de)(de)存(cun)在與否來實現功(gong)能的(de)(de)，光(guang)(guang)電傳(chuan)感(gan)器*先發出紅(hong)外(wai)線光(guang)(guang)束(shu)(shu)到達(da)或(huo)透過物體(ti)(ti)或(huo)鏡(jing)面對紅(hong)外(wai)線光(guang)(guang)束(shu)(shu)進(jin)行(xing)反射(she)，光(guang)(guang)電傳(chuan)感(gan)器接(jie)收反射(she)回(hui)來的(de)(de)光(guang)(guang)束(shu)(shu)，根(gen)據光(guang)(guang)束(shu)(shu)的(de)(de)強(qiang)弱判斷物體(ti)(ti)的(de)(de)存(cun)在。紅(hong)外(wai)光(guang)(guang)電開(kai)關的(de)(de)種(zhong)(zhong)類也非常(chang)的(de)(de)多(duo)，一般來說有鏡(jing)反射(she)式光(guang)(guang)電開(kai)關、漫(man)反射(she)式、槽式、對射(she)式、光(guang)(guang)纖式等(deng)幾個主(zhu)要種(zhong)(zhong)類。光(guang)(guang)電開(kai)關快易優自(zi)動化選型有收錄。

在(zai)不(bu)同(tong)的(de)場合使(shi)用不(bu)同(tong)的(de)光(guang)(guang)電(dian)開(kai)(kai)(kai)關(guan)，例如在(zai)電(dian)磁(ci)振動供料(liao)器上經(jing)常使(shi)用光(guang)(guang)纖式(shi)(shi)光(guang)(guang)電(dian)開(kai)(kai)(kai)關(guan)，在(zai)間歇式(shi)(shi)包裝機(ji)包裝膜的(de)供送(song)中經(jing)常使(shi)用漫反射式(shi)(shi)光(guang)(guang)電(dian)開(kai)(kai)(kai)關(guan)，在(zai)連續(xu)式(shi)(shi)高速包裝機(ji)中經(jing)常使(shi)用槽式(shi)(shi)光(guang)(guang)電(dian)開(kai)(kai)(kai)關(guan)。

   Schmersal光電開關 是傳感器的一(yi)種，它(ta)把發射端和接收端之間光的強

弱變(bian)化(hua)(hua)(hua)轉化(hua)(hua)(hua)為電(dian)(dian)(dian)(dian)(dian)流的(de)(de)變(bian)化(hua)(hua)(hua)以(yi)(yi)達到探測的(de)(de)目(mu)的(de)(de)。由于光(guang)(guang)電(dian)(dian)(dian)(dian)(dian)開(kai)關輸(shu)出回路和(he)(he)輸(shu)入回路是(shi)電(dian)(dian)(dian)(dian)(dian)隔離的(de)(de)（即電(dian)(dian)(dian)(dian)(dian)絕(jue)緣(yuan)），所以(yi)(yi)它可以(yi)(yi)在許多場合得到應用[1]  。采(cai)用集成電(dian)(dian)(dian)(dian)(dian)路技術和(he)(he)SMT表(biao)面安裝(zhuang)工藝而制(zhi)造(zao)的(de)(de)新一代光(guang)(guang)電(dian)(dian)(dian)(dian)(dian)開(kai)關器件(jian)，具(ju)有延(yan)時、展寬、外(wai)同(tong)步(bu)、抗相互(hu)干擾(rao)、可靠(kao)性高、工作區域穩定和(he)(he)自診斷等智能(neng)化(hua)(hua)(hua)功(gong)能(neng)。這種(zhong)(zhong)新穎的(de)(de)光(guang)(guang)電(dian)(dian)(dian)(dian)(dian)開(kai)關是(shi)一種(zhong)(zhong)采(cai)用脈沖調制(zhi)的(de)(de)主動式光(guang)(guang)電(dian)(dian)(dian)(dian)(dian)探測系(xi)統型電(dian)(dian)(dian)(dian)(dian)子開(kai)關，它所使用的(de)(de)冷光(guang)(guang)源(yuan)有紅外(wai)光(guang)(guang)、紅色光(guang)(guang)、綠色光(guang)(guang)和(he)(he)藍色光(guang)(guang)等，可非接觸，無損傷地(di)迅(xun)速和(he)(he)控制(zhi)各(ge)種(zhong)(zhong)固體、液體、透明體、黑體、柔軟體和(he)(he)煙霧等物質的(de)(de)狀態(tai)和(he)(he)動作。具(ju)有體積小、功(gong)能(neng)多、壽命長、精度高、響應速度快、檢(jian)測距(ju)離遠以(yi)(yi)及抗光(guang)(guang)、電(dian)(dian)(dian)(dian)(dian)、磁干擾(rao)能(neng)力強的(de)(de)優點。

 SCHMERSAL AES 2135.2

SCHMERSAL BNS250-11Z-3M

SCHMERSAL M3R-330-11YU

SCHMERSAL TR-336-11Z

SCHMERSAL ZR235-11Z

SCHMERSAL IFL8-180L-10P

SCHMERSAL AZ15/16-B1

SCHMERSAL ZS712OVD

SCHMERSAL MV8H330-11Y-1366

SCHMERSAL ML441-11YT

SCHMERSAL TA240-55Y

SCHMERSAL TA136-03Y

SCHMERSAL TA471-02/02Y

SCHMERSAL T2A067-01/01Y

SCHMERSAL TJ064-31Y