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產(chǎn)品型號(hào): LJM18A-8J/K
所屬分類:接近開(kāi)關(guān)
產(chǎn)品時(shí)間:2026-04-14
簡(jiǎn)要描述:KHJ-1接近開(kāi)關(guān)Ni20-CP40-RD4X接近開(kāi)關(guān)是一種無(wú)需與運(yùn)動(dòng)部件進(jìn)行機(jī)械直接接觸而可以操作的位置開(kāi)關(guān),當(dāng)物體接近開(kāi)關(guān)的感應(yīng)面到動(dòng)作距離時(shí),不需要機(jī)械接觸及施加任何壓力即可使開(kāi)關(guān)動(dòng)作,從而驅(qū)動(dòng)直流電器或給計(jì)算機(jī)(plc)裝置提供控制指令。
KHJ-1接近開(kāi)關(guān)Ni20-CP40-RD4X
KHJ-1接近開(kāi)關(guān)Ni20-CP40-RD4X
接近開(kāi)關(guān)是一種無(wú)需與運(yùn)動(dòng)部件進(jìn)行機(jī)械直接接觸而可以操作的位置開(kāi)關(guān),當(dāng)物體接近開(kāi)關(guān)的感應(yīng)面到動(dòng)作距離時(shí),不需要機(jī)械接觸及施加任何壓力即可使開(kāi)關(guān)動(dòng)作,從而驅(qū)動(dòng)直流電器或給計(jì)算機(jī)(plc)裝置提供控制指令。接近開(kāi)關(guān)是種開(kāi)關(guān)型傳感器(即無(wú)觸點(diǎn)開(kāi)關(guān)),它既有行程開(kāi)關(guān)、微動(dòng)開(kāi)關(guān)的特性,同時(shí)具有傳感性能,且動(dòng)作可靠,性能穩(wěn)定,頻率響應(yīng)快,應(yīng)用壽命長(zhǎng),抗干擾能力強(qiáng)等、并具有防水、防震、耐腐蝕等特點(diǎn)。產(chǎn)品有電感式、電容式、霍爾式、交、直流型。
接近開(kāi)關(guān)又稱無(wú)觸點(diǎn)接近開(kāi)關(guān),是理想的電子開(kāi)關(guān)量傳感器。當(dāng)金屬檢測(cè)體接近開(kāi)關(guān)的感應(yīng)區(qū)域,開(kāi)關(guān)就能無(wú)接觸,無(wú)壓力、無(wú)火花、迅速發(fā)出電氣指令,準(zhǔn)確反應(yīng)出運(yùn)動(dòng)機(jī)構(gòu)的位置和行程,即使用于一般的行程控制,其定位精度、操作頻率、使用壽命、安裝調(diào)整的方便性和對(duì)惡劣環(huán)境的適用能力,是一般機(jī)械式行程開(kāi)關(guān)所不能相比的。它廣泛地應(yīng)用于機(jī)床、冶金、化工、輕紡和印刷等行業(yè)。在自動(dòng)控制系統(tǒng)中可作為限位、計(jì)數(shù)、定位控制和自動(dòng)保護(hù)環(huán)節(jié)等。
在各類開(kāi)關(guān)中,有一種對(duì)接近它物件有“感知"能力的元件——位移傳感器。利用位移傳感器對(duì)接近物體的敏感特性達(dá)到控制開(kāi)關(guān)通或斷的目的,這就是接近開(kāi)關(guān)。
當(dāng)有物體移向接近開(kāi)關(guān),并接近到一定距離時(shí),位移傳感器才有“感知",開(kāi)關(guān)才會(huì)動(dòng)作。通常把這個(gè)距離叫“檢出距離"。但不同的接近開(kāi)關(guān)檢出距離也不同。
有時(shí)被檢測(cè)驗(yàn)物體是按一定的時(shí)間間隔,一個(gè)接一個(gè)地移向接近開(kāi)關(guān),又一個(gè)一個(gè)地離開(kāi),這樣不斷地重復(fù)。不同的接近開(kāi)關(guān),對(duì)檢測(cè)對(duì)象的響應(yīng)能力是不同的。這種響應(yīng)特性被稱為“響應(yīng)頻率"。
CDD-11P光電開(kāi)關(guān)OPTEX/奧普士
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光電開(kāi)關(guān)E3F-DS10P1 漫反射10cm
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交流漫反射光電開(kāi)關(guān)E3F-DS10Y1
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對(duì)射式光電開(kāi)關(guān)E3F-5DP1E3F-5L
光電開(kāi)關(guān)E3F-DS10C4 NPN常開(kāi)型
E3F-10DP1E3F-1L光電開(kāi)關(guān)
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光電開(kāi)關(guān)G18-3C5NBG18-3C5PB
漫反射光電開(kāi)關(guān)E3F-DS30C4
光電開(kāi)關(guān)E3F-DS10Z1E3F-DS30Z1
光電開(kāi)關(guān)G18-3C5NA 紅外線對(duì)射式
光電開(kāi)關(guān)G18-3A30NBG18-3A30PB
G18-2A10LBG18-2A30LB光電開(kāi)關(guān)二線
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3003924上海雙旭接近開(kāi)關(guān)
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3060204004上海雙旭接近開(kāi)關(guān)
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LLJ12A3-4-Z/N2上海雙旭接近開(kāi)關(guān)
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LLJ12A3-4-Z/N3上海雙旭接近開(kāi)關(guān)
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E2B-S08KS01-WP-C1 2M OMS上海雙旭接近開(kāi)關(guān)
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BI2-M12-AP6X-H1141上海雙旭接近開(kāi)關(guān)上海雙旭接近開(kāi)關(guān)
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BI4-M12-AP6X-H1141上海雙旭接近開(kāi)關(guān)
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1040870 IME08-02BPSZT0S上海雙旭接近開(kāi)關(guān)
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E2E-X18ME1-Z 2M上海雙旭接近開(kāi)關(guān)
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