在接近開(kāi)關(guān)內(nèi)設(shè)有振蕩器諧振電路,SCHMERSAL接近開(kāi)關(guān)是利用一個(gè)開(kāi)放式的線圈產(chǎn)生定向高頻電磁( RF )場(chǎng),穿透?jìng)鞲衅鞴ぷ鞫嗣鎮(zhèn)鞒鰜?lái)。如果一個(gè)金屬目標(biāo)進(jìn)入這一區(qū)域,開(kāi)關(guān)感應(yīng)產(chǎn)生的渦電流因此降低。感應(yīng)渦電流從 LC電路中吸收能量(L:線圈 C:電容器)。振蕩電路中的負(fù)載在振幅上產(chǎn)生一個(gè)衰減值,振蕩減弱。 SCHMERSAL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。 德國(guó)SCHMERSAL原裝接近開(kāi)關(guān)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。 上海維特銳直接從德國(guó)SCHMERSAL原廠家拿貨,直接供應(yīng)各種SCHMERSAL感應(yīng)傳感器,施邁賽磁性開(kāi)關(guān),施邁賽安全開(kāi)關(guān) IFL 10-30-10T-1310 IFL 10-30L-10/01N IFL 10-30L-10/01P IFL 10-30L-10TN IFL 10-30L-10TP IFL 10-30L-11STP-1766 IFL 10-30L-11TN IFL 10-30L-11TP IFL 10-30L-11TP-1766 IFL 10-30M-10N IFL 10-30M-10P IFL 10-30M-10ST1P IFL 15-30-01T IFL 15-30-01T-1310 IFL 15-30-10/01 IFL 15-30-10T IFL 15-30-10T-1310 IFL 15-300-01T IFL 15-300-10/01 IFL 15-300-10/01D IFL 15-300-10T IFL 15-300L-01TP IFL 15-300L-10/01N IFL 15-300L-10/01P IFL 15-300L-01TN IFL 15-300L-01TP IFL 15-300L-11TN IFL 15-300L-11TP IFL 15-300M-10N IFL 15-300M-10P IFL 15-30L-10/01N IFL 15-30L-10/01P IFL 15-30L-10TN IFL 15-30L-10TP IFL 15-30L-10TP-2130 IFL 15-30L-11STP-1766 IFL 15-30L-11TN IFL 15-30L-10TP IFL 15-30L-10TP-1766 IFL 15-30M-10P IFL 15-30M-10ST1P IFL 15-333-10/01 IFL 15-333-10/01A IFL 15-333-11YNG IFL 15-333-11YPG IFL 15-333E-01 IFL 15-333E-10 IFL 15-333E-11N IFL 15-333E-11ZPG IFL 2-12-01 IFL 2-12-01N IFL 2-12-01P IFL 2-12-01STN IFL 2-12-01ST IFL 2-12-01T IFL 2-12-10 IFL 2-12-10N IFL 2-12-10P IFL 2-12-10STN IFL 2-12-10STP IFL 2-12-10STP-2033 IFL 2-12L-01N IFL 2-12L-01P IFL 2-12L-01STN IFL 2-12L-01STP
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