1 <\/span><\/strong>簡(jiǎn)介<\/span><\/strong> <\/span><\/span><\/strong>霍爾轉(zhuǎn)速傳感器采用霍爾效應(yīng),當(dāng)金屬齒經(jīng)過霍爾傳感器前端時(shí),引起磁場(chǎng)變化,霍爾元件檢測(cè)到磁場(chǎng)變化,并轉(zhuǎn)換成一個(gè)交變電信號(hào),傳感器內(nèi)置電路對(duì)該信號(hào)進(jìn)行放大、整形,輸出良好的矩形脈沖信號(hào),測(cè)量頻率范圍更寬,輸出信號(hào)更**穩(wěn)定,安裝簡(jiǎn)單,防油防水,已在電力、汽車、航空、紡織、石化等測(cè)速領(lǐng)域得到廣泛應(yīng)用 <\/span><\/span><\/strong>2 <\/span><\/strong>技術(shù)參數(shù)<\/span><\/strong> 2.1 <\/span><\/strong>工作電壓:DC5<\/span>~24V 2.2 <\/span>測(cè)量范圍:0<\/span>~20KHz 2.3 <\/span>測(cè)速齒輪形式:模數(shù)2 <\/span>~ 4<\/span>(漸開線齒輪) 2.4 <\/span>輸出信號(hào):方波,其峰峰值等于工作電源電壓幅度,與轉(zhuǎn)速無關(guān),最大輸出電流20mA 2.5 <\/span>工作溫度:-30 <\/span>~+90℃ -30 <\/span>~+150℃ <\/span>(特殊定做)
2.6 <\/span>螺紋規(guī)格:Φ16<\/span>傳感器(安裝螺紋:M16×1<\/span>) 2.7 <\/span>安裝間隙:1<\/span>~2mm<\/span> 2.8 <\/span>重 量:約120 <\/span><\/span><\/strong> <\/span> <\/span><\/span> <\/p> 3 <\/span><\/strong>測(cè)速齒輪<\/span><\/strong> <\/p> 齒輪材料采用導(dǎo)磁率大的金屬材料,如45<\/span>鋼。<\/span> <\/p> 齒形為漸開線齒形,齒與齒間的間距及齒的寬度對(duì)測(cè)速影響較大,當(dāng)齒與齒的間距過小時(shí),可能導(dǎo)致傳感器無輸出,嚴(yán)重影響測(cè)量,因此齒形要按要求加工。<\/span> <\/p> <\/td> <\/tr> <\/tbody> <\/table> <\/span> <\/span> <\/p><\/div>
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