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德國原裝IFM電容式傳感器的優點
德國原裝IFM電容式傳感器的優點IFM電容(rong)式傳感(gan)器(qi)的初始電容(rong)量很小而傳感(gan)器(qi)的引線電纜電容(rong)(lm~2m導線可達800 pF)、測 量電路(lu)的雜散電容(rong)以(yi)及傳感(gan)器(qi)極板與(yu)其周圍導體構成的電容(rong)等“寄生電容(rong)"
德國原裝IFM電容式傳感器的優點
IFM電容式傳感器的初始電容量很小而傳感器的引線電纜電容(lm~2m導線可達800 pF)、測 量電路的雜散電容以及傳感器極板與其周圍導體構成的電容等“寄生電容”卻較大,這一方面降 低了傳感器的靈敏度;另一方面這些電容(如電纜電容)常常是隨機變化的,將使傳感器工作不穩 定,影響測量精度,其變化量甚至超過被測量引起的電容變化量,致使傳感器無法工作。因此對 電纜的選擇、安裝、接法都要有要求。
IFM電容傳感器介紹:用(yong)電(dian)(dian)(dian)(dian)測(ce)法測(ce)量(liang)(liang)(liang)(liang)(liang)非電(dian)(dian)(dian)(dian)學(xue)量(liang)(liang)(liang)(liang)(liang)時(shi),首先(xian)必須將被測(ce)的(de)(de)(de)(de)非電(dian)(dian)(dian)(dian)學(xue)量(liang)(liang)(liang)(liang)(liang)轉換(huan)(huan)為(wei)電(dian)(dian)(dian)(dian)學(xue)量(liang)(liang)(liang)(liang)(liang)而(er)后(hou)輸入之。通常把非電(dian)(dian)(dian)(dian)學(xue)量(liang)(liang)(liang)(liang)(liang)變(bian)換(huan)(huan)成(cheng)(cheng)(cheng)電(dian)(dian)(dian)(dian)學(xue)量(liang)(liang)(liang)(liang)(liang)的(de)(de)(de)(de)元件稱為(wei)變(bian)換(huan)(huan)器(qi)(qi)(qi);根據不同非電(dian)(dian)(dian)(dian)學(xue)量(liang)(liang)(liang)(liang)(liang)的(de)(de)(de)(de)特點設計成(cheng)(cheng)(cheng)的(de)(de)(de)(de)有(you)(you)關轉換(huan)(huan)裝置(zhi)稱為(wei)傳感器(qi)(qi)(qi),而(er)被測(ce)的(de)(de)(de)(de)力學(xue)量(liang)(liang)(liang)(liang)(liang)(如位(wei)(wei)移、力、速度(du)(du)等(deng))轉換(huan)(huan)成(cheng)(cheng)(cheng)電(dian)(dian)(dian)(dian)容(rong)變(bian)化的(de)(de)(de)(de)傳感器(qi)(qi)(qi)稱為(wei)IFM電(dian)(dian)(dian)(dian)容(rong)傳感器(qi)(qi)(qi)。從能量(liang)(liang)(liang)(liang)(liang)轉換(huan)(huan)的(de)(de)(de)(de)角度(du)(du)而(er)言(yan),電(dian)(dian)(dian)(dian)容(rong)變(bian)換(huan)(huan)器(qi)(qi)(qi)為(wei)無源變(bian)換(huan)(huan)器(qi)(qi)(qi),需(xu)要(yao)將所測(ce)的(de)(de)(de)(de)力學(xue)量(liang)(liang)(liang)(liang)(liang)轉換(huan)(huan)成(cheng)(cheng)(cheng)電(dian)(dian)(dian)(dian)壓或電(dian)(dian)(dian)(dian)流后(hou)進(jin)行放(fang)大和處理。力學(xue)量(liang)(liang)(liang)(liang)(liang)中(zhong)的(de)(de)(de)(de)線(xian)位(wei)(wei)移、角位(wei)(wei)移、間隔、距離(li)、厚(hou)度(du)(du)、拉伸、壓縮、膨(peng)脹、變(bian)形等(deng)無不與長度(du)(du)有(you)(you)著密切聯系的(de)(de)(de)(de)量(liang)(liang)(liang)(liang)(liang);這些(xie)量(liang)(liang)(liang)(liang)(liang)又都(dou)是(shi)通過長度(du)(du)或者長度(du)(du)比值進(jin)行測(ce)量(liang)(liang)(liang)(liang)(liang)的(de)(de)(de)(de)量(liang)(liang)(liang)(liang)(liang),而(er)其(qi)(qi)測(ce)量(liang)(liang)(liang)(liang)(liang)方法的(de)(de)(de)(de)相(xiang)互關系也很(hen)密切。另外,在(zai)有(you)(you)些(xie)條件下,這些(xie)力學(xue)量(liang)(liang)(liang)(liang)(liang)變(bian)化相(xiang)當緩(huan)慢,而(er)且變(bian)化范(fan)圍(wei)極小(xiao)(xiao),如果要(yao)求測(ce)量(liang)(liang)(liang)(liang)(liang)極小(xiao)(xiao)距離(li)或位(wei)(wei)移時(shi)要(yao)有(you)(you)較高的(de)(de)(de)(de)分辨(bian)(bian)率(lv),其(qi)(qi)他(ta)傳感器(qi)(qi)(qi)很(hen)難做到(dao)實現高分辨(bian)(bian)率(lv)要(yao)求,在(zai)精密測(ce)量(liang)(liang)(liang)(liang)(liang)中(zhong)所普遍使用(yong)的(de)(de)(de)(de)差(cha)動變(bian)壓器(qi)(qi)(qi)傳感器(qi)(qi)(qi)的(de)(de)(de)(de)分辨(bian)(bian)率(lv)僅達到(dao)1~5 μm數(shu)量(liang)(liang)(liang)(liang)(liang)級;而(er)有(you)(you)一種電(dian)(dian)(dian)(dian)容(rong)測(ce)微儀,他(ta)的(de)(de)(de)(de)分辨(bian)(bian)率(lv)為(wei)0.01 μm,比前者提(ti)高了兩個數(shu)量(liang)(liang)(liang)(liang)(liang)級,大量(liang)(liang)(liang)(liang)(liang)程為(wei)100±5 μm,因此(ci)他(ta)在(zai)精密小(xiao)(xiao)位(wei)(wei)移測(ce)量(liang)(liang)(liang)(liang)(liang)中(zhong)受到(dao)青睞。
工作電壓: 10...36 V DC
電氣設計: DC PNP
輸出(chu)功(gong)能: 常閉
電流負載: 250 mA
長度: 93 mm
安裝(zhuang): 非(fei)齊平安裝(zhuang)
感應距(ju)離: 20 可設定 mm
開(kai)關頻率: 40 Hz
接口: M12接插(cha)件
外(wai)殼材料: PBT
環境溫度(du): -25...70 °C
外(wai)殼防護等級: IP 65
開(kai)關狀(zhuang)態顯(xian)示: LED 黃色
附件(單(dan)獨訂購): 插(cha)座 安裝附件
產(chan)品: 易福門或(huo)同價值的
型號: KB5096
KB5096 - 改型品種~~
德國原裝IFM電容式傳感器的優點