電感式傳感器是用于近距離定位金屬物體的通用方式。因為主要是通過霍爾效應(yīng)來完成檢測,所以也稱為霍爾傳感器。其內(nèi)部結(jié)構(gòu)由兩部分構(gòu)成:前端由纏繞著發(fā)射、接收線圈的鐵芯構(gòu)成檢測部分;后端為電路部分,整體封裝在塑料或金屬外殼中。工作時,電磁鐵芯部分發(fā)生交變磁場,對靠近的金屬物體表面產(chǎn)生渦流效應(yīng),從而削弱LC震蕩電路,放大電路部分分析電磁鐵芯接收線圈的微弱LC震蕩電路變化,并給予相應(yīng)的輸出。
電感式傳感器具有以下特點:
(1)結(jié)構(gòu)簡單,傳感器無活動電觸點,因此工作可靠壽命長。
(2)靈敏度和分辨力高,能測出0.01微米的位移變化。傳感器的輸出信號強,電壓靈敏度一般每毫米的位移可達(dá)數(shù)百毫伏的輸出。
(3)線性度和重復(fù)性都比較好,在一定位移范圍(幾十微米至數(shù)毫米)內(nèi),傳感器非線性誤差可達(dá)0.05%~0.1%。同時,這種傳感器能實現(xiàn)信息的遠(yuǎn)距離傳輸、記錄、顯示和控制,它在工業(yè)自動控制系統(tǒng)中廣泛被采用。但不足的是,它有頻率響應(yīng)較低,不宜快速動態(tài)測控等缺點。
電感式傳感器種類很多,常見的有自感式,互感式和渦流式三種。
傳感器在應(yīng)用中需注意的事項:
1、檢測距離的衰減性?;N為鐵質(zhì),適合電感式傳感器檢測;而滑翹被測部分的尺寸略小于標(biāo)準(zhǔn)檢測物尺寸(標(biāo)準(zhǔn)被測物尺寸為3倍額定檢測距離,此應(yīng)用中,標(biāo)準(zhǔn)尺寸應(yīng)為120*120mm),這樣的話就會有一定的衰減。
2、現(xiàn)場抗干擾能力。這個是不容忽視的問題,普通電感式傳感器容易被電機或變頻器干擾,很多技術(shù)人員只對在此附近的應(yīng)用選擇相應(yīng)強抗電磁干擾的傳感器。但在汽車制造車間,廠房大,現(xiàn)場技術(shù)人員習(xí)慣使用對講機溝通,尤其是邊走邊用對講機對話時,會不經(jīng)意的靠近傳感器,導(dǎo)致短暫失效。
3、安裝方面。隨著電感式傳感器的普及,傳感器不僅僅在電氣性能方面有所提升,其機械方面的設(shè)計也越來越人性化。要在zui大程度的實現(xiàn)人性化安裝。減少了多種近似產(chǎn)品的備貨和減少了安裝、維護的時間。
4、穩(wěn)定運行的保障。在車廠的使用中,要杜任何油污、塵污的侵蝕。另外,滑翹經(jīng)過軌道時,震動是長期存在的,優(yōu)異的抗震動性同樣是有著非常重要的作用。
圖爾克接近開關(guān)、傳感器更多型號如下:
BI1-EH04-Y1
BI1-EG05-Y1
BI1,5-EG08-Y1-H1341
BI1,5-EG08K-Y1
BI1,5-EG08K-Y1-H1341
NI3-EG08K-Y1
NI3-EG08K-Y1-H1341
BI1-HS540-Y1
BI1,5-HS865-Y1
BI1,5-GS880-Y1
BI1,5-EH6,5K-Y1
NI3-EH6,5K-Y1
NI15-EM30-Y1X-H1141
NI10-EM18-Y1X-H1141
BI2-K11-Y1
NI5-K11-Y1
NI10-K20-Y1
NI50-K90SR-Y1
SI5-K09-Y1
SI15-K30-Y1X
SI2-K08-Y1
NI40-CP80-Y1
NI60-Q80-Y1X
BI50-Q80-Y1X
SI3,5-K10-Y1
NI5-P12-Y1X/S97
BI15-CP40-Y1X
NI20-CP40-Y1X
NI20-CP40-Y1X/S100
NI20-CP40-Y2X
BI20-CP40-Y1X
NI35-CP40-Y1X/S100
BI20-G47-Y1X
NI15-P30-Y1/S100
NI15-P30-Y1X/S97
BI10-P30-Y1/S100
BI10-P30-Y1X/S97
NI5-P12-Y1/S100
BI5-P18-Y1/S100
BI2-P12-Y1/S100
NI10-P18-Y1/S100
BI15-CP40-Y1X/S100
BI15-CP40-Y1X/S97
NI40-CP80-Y1/S97
NI40-CP80-Y1/S100
NI4-DS20-2Y1X2-H1140
NI4-DS20-2Y1X2
NI4-DSC26-2Y1X2
NI4-DSC26-2Y1X2-H1140
NI4-DSU35-2Y1X2
NI4-DSU35-2Y1X2-H1140
NI4-DSU35TC-2Y1X2
NI4-DSU26TC-2Y1X2
NI4-DSU26-2Y1X2
NI4-DSU26-2Y1X2-H1140
NI4-DSU35TC-2Y1X2/S933
NI4-DSU35TC-2RY1X2
NI4-DSU35-2Y1X2-B1160-FKE4.3
NI4-DSU35TC-2Y1X2/S97
NI4-DSU35TC-2Y1X2/S1176
BIM-AKT-Y1X/S235
BIM-IKT-Y1X
BIM-IKT-Y1X-H1141
BIM-INT-Y1X
BIM-INT-Y1X-H1141
BIM-PST-Y1X
BIM-QST-Y1X
BIM-NST-Y1X
BIM-NST-Y1X-H1141
BI10-G30-Y2X 7M
BIM-EM12E-Y1X
NI8-P18-Y1/S139
BIM-EG08-Y1X
BIM-EG08-Y1X-H1341
BIM-M12E-Y1X
BIM-M12E-Y1X-H1141
BI15-Q20-Y1X
BI15-Q20-Y1X-H1141
BID2-G180-Y0/S220
BID2-G180-Y0/S212
BI2-S12-AZ31X
BI2-S12-AZ31X/S100
BI2-S12-AZ31X/S97
NI4-S12-AZ31X
NI4-S12-AZ31X/S100
BI2-M12-AZ31X
NI4-M12-AZ31X
SI15-K30-AZ3
BI20-G47-AZ3X
NI25-G47-AZ3X
BI2-Q10S-AZ31X
BI2-Q12-AZ31X
NI4-Q12-AZ31X
SI15-K30-RZ3
NI20NF-CP40-FZ3X2
BI15-CP40-FZ3X2
NI20-CP40-FZ3X2
NI20-CP40-FZ3X2/S97
NI35-CP40-FZ3X2
BI40-CP80-FZ3X2
NI40-CP80-FZ3X2
NI40-CP80-FZ3X2/S97
NI50-CP80-FZ3X2
BI15-CP40-FZ3X2/S97
BI10-P30SR-FZ3X2
NI15-P30SR-FZ3X2
NI20-K40SR-FZ3X2
NI30-K40SR-FZ3X2
BI25-G47SR-FZ3X2
NI40-G47SR-FZ3X2
NI60-K90SR-FZ3X2
BI15-CP40-FZ3X2/S100
NI20-CP40-FZ3X2/S100
NI40-CP80-FZ3X2/S100
BIM-IKM-AZ3X2-B3131
NI8-P18-AZ3/S139-S90
NI8-S18-AZ3X/S100
NI8-S18-AZ3X/S97
BI10-S30-AZ3X/S100
BI5-S18-AZ3X/S100
BI5-S18-AZ3X/S97
NI15-S30-AZ3X/S100
NI15-S30-AZ3X/S97
BI5-P18-AZ3/S139-S90
NI100-Q160-AP44X/S120
DBI15U-K40SR-AP4X2
DNI30U-K40SR-AP4X2
BI15-CP40-VP4X2/S100
NI20-CP40-VP4X2/S100
BI15-CP40-VP4X2/S97
NI40-CP80-VP4X2/S100
NI100R-S32XL-VP44X-H1141
BI10-S30-VP4X/S97
BI5-S18-VP4X/S100
BI5-S18-VP4X/S97
NI8-S18-VP4X/S100
NI8-S18-VP4X/S97
BI10-S30-VP4X/S100
NI15-S30-VP4X/S100
NI15-S30-VP4X/S97
NI50U-CK40-VP4X2-H1141/3GD
NI100U-K90SR-VN4X2
NI100U-K90SR-VN4X2-H1141
NI30-Q130-VN4X2
NI30-Q130-VP4X2
BI1,5-EH04-0,3-M12-SIU-H1141
BI1,5-EH6,5-LU
BI1,5-EG08-LU
BI1,5-EG08-LU-H1341
BI1,5-EG05-0,3-M12-SIU-H1141
BI1,5-EH6,5-0,2-Q20-2LU-H1141/S950
BI15-Q20-LIU
BI15-Q20-LIU-H1141
BI10-Q14-LIU
BI10-Q14-LIU-V1141
BI7-Q08-LIU
BI50R-Q80-2LU-H1141/S950
NI100R-S32XL-2LU-H1141/S950
BI15-Q20-2LU-H1141/S950
BI8-Q20-2LU-H1141/S950
RU100-CP40-LIUX
NI15-M30-LIU
BI10-M30-LIU
BI8-M18-LI-EXI
BI8-M18-LF10
BI4-M12-LIU-H1141
BI4-M12-LIU
BI2-M12-LIU-H1141
BI2-M12-LIU
NI5-M12-LIU-H1141
NI5-M12-LIU
BI8-M18-LIU
NI10-M18-LIU
BI15-M30-LIU
NI25-CP40-LIU
NI50-Q80-LIU-H1141
BI20R-Q14-LU
BI20R-Q14-LU-H1141
BI15-M30-LI-EXI
BI8-M18E-LIU-H1141
NI10-M18E-LIU-H1141
BI15-M30E-LIU-H1141
NI15-M30E-LIU-H1141
BI15-CP40-LIU
BI5-M18-LIU
NI8-M18-LIU
BI5-M18E-LIU-H1141
NI8-M18E-LIU-H1141
BI10-M30E-LIU-H1141
BI15-CK40-LIU-H1141
NI25-CK40-LIU-H1141
NI25-CK40-LIU2-H1141
NI50U-CK40-VP4X2-H1141
NI50U-CP40-VP4X2
WIM70-Q20L100-LIU5-H1141
WIM40-Q20L60-LIU5-H1141
LTX100M-R10-LI0-X3-H1151
LTX100M-R10-LU0-X3-H1151
LTX250M-R10-LI0-X3-H1151
LTX1500M-R10-LI0-X3-H1151
LTX500M-R10-LI0-X3-H1151
LTX1000M-R10-LI0-X3-H1151
BI15U-CP40-VP4X2
BI15U-CP40-VP4X2-H1141
NI40U-CP40-VP4X2
NI40U-CP40-VP4X2-H1141
NI40U-CP40-VN4X2
NI75U-CP80-VP4X2
NI75U-CP80-VP4X2-H1141
NI75U-CP80-VN4X2
BC5-S18-AP6X
BI5-M18E-VP4X-H1141
BI50U-Q80-VP4X2-H1141
BI50U-Q80-VN4X2-H1141
BI50U-Q80-VP4X2-H1141/3GD
NI60-K90SR-VP4X2
BI20-G47-AP4X
NI25-G47-AP4X
BI25-G47SR-VP4X2
NI40-G47SR-VP4X2
BI10-P30SR-VP4X2
BI10-P30SR-VP4X2/3D
NI15-P30SR-VP4X2
NI20-K40SR-VP4X2
NI20-K34SR-VP4X2
NI20-K34-VP4X
NI30-K40SR-VP4X2
NI20NF-CP40-VP4X2
BI15U-CK40-VP4X2-H1141
NI25U-CK40-VP4X2-H1141
BI20U-CK40-VN4X2-H1141
BI15-CP40-VP4X2
NI20-CP40-VP4X2
NI20-CP40-VP4X2/S97
NI35-CP40-VP4X2
NI35-CP40-VP4X2/S369-F 30M
NI40-CP80-VP4X2
NI40-CP80-VP4X2/S97
NI50-CP80-VP4X2
BI40-CP80-VP4X2
BI40-CP80-VP4X2-H1141
NI4-DSU35-2AP4X2
NI4-DSU35-2AP4X2-H1141
NI4-DSU35TC-2AP4X2
NI4-DSU26-2AP4X2
NI4-DSU26-2AP4X2-H1141
NI4-DSU26TC-2AP4X2
NI4-DSU35-2DNETX5-H1150
NI4-DSU35TC-2AP4X2/3GD
NI4-DSU35-2AP4X2-B1160-FKE4.5
NI60-K90SR-VN4X2
BI20-G47-AN4X
NI25-G47-AN4X
BI25-G47SR-VN4X2
NI40-G47SR-VN4X2
BI10-P30SR-VN4X2
NI15-P30SR-VN4X2
NI20-K40SR-VN4X2
NI30-K40SR-VN4X2
NI20NF-CP40-VN4X2
BI15-CP40-VN4X2
NI20-CP40-VN4X2
NI35-CP40-VN4X2
NI40-CP80-VN4X2
NI50-CP80-VN4X2
BI40-CP80-VN4X2
BIM-M12E-AG4X-H1144
BIM-M12E-AP4X/S90
BIM-M12E-AN4X
BIM-M12E-AP4X-H1141
BIM-M12E-AN4X-H1141
BIM-EM12E-AP4X-H1141
BIM-EM12E-AP4X
BI3U-M12E-VP4X
BI3U-M12E-VP4X-H1141
BI3U-M12E-VN4X
BI3U-M12E-VN4X-H1141
BI3U-MT12E-VN4X-H1141
BI3U-MT12E-VP4X-H1141
BI3U-EM12E-VN4X
BI3U-EM12E-VN4X-H1141
NI8U-M12E-VP4X
NI8U-M12E-VP4X-H1141
NI8U-MT12E-VP4X-H1141
NI8U-M12E-VN4X
NI8U-M12E-VN4X-H1141
NI8U-MT12E-VN4X-H1141
BI3U-EG12SK-VP4X
BI3U-EG12SK-VN4X
NI8U-EG12SK-VP4X
NI8U-EG12SK-VN4X
BI5U-M18M-VP4X
BI5U-M18M-VP4X-H1141
BI5U-MT18M-VP4X-H1141
BI5U-M18M-VN4X
BI5U-M18M-VN4X-H1141
BI5U-MT18M-VN4X-H1141
NI12U-M18M-VP4X
NI12U-MT18M-VP4X-H1141
NI12U-M18M-VP4X-H1141
NI12U-M18M-VN4X
NI12U-M18M-VN4X-H1141
NI12U-MT18M-VN4X-H1141
BI5U-EG18SK-VP4X
BI5U-EG18SK-VN4X
NI12U-EG18SK-VP4X
NI12U-EG18SK-VN4X
BI10U-M30-VP4X
DBI5U-M18E-AP4X2 500/MIN
DTBI10U-M30-AP4X2
DBI10U-M30-AP4X2
DTNI20U-M30-AP4X2
DNI20U-M30-AP4X2
DTNI12U-M18E-AP4X3
DNI12U-M18E-AP4X3
DBI5U-M18E-AP4X3
DTBI5U-M18E-AP4X3
DBI5U-M18E-AP4X2 50/MIN
BI10U-M30-VP4X-H1141
BI10U-MT30-VP4X-H1141
BI10U-M30-VN4X
BI10U-M30-VN4X-H1141
BI10U-MT30-VN4X-H1141
NI20U-M30-VP4X
NI20U-M30-VP4X-H1141
NI20U-MT30-VP4X-H1141
NI20U-EM30-VP4X
NI20U-M30-VN4X
NI20U-M30-VN4X-H1141
NI20U-MT30-VN4X-H1141
BI10U-EG30SK-VP4X
BI10U-EG30SK-VN4X
NI20U-EG30SK-VP4X
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