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class="news_mes">文章来源åQšã€äº’联网ã€?作者:ã€?ã€?点击åQ?span id="HitNum"></span>‹Æ?旉™—´åQ?span id="dTime">2019/5/21 15:40:21</span><input type="hidden" id="ID" value="100897356"/><input type="hidden" id="TypeID" value="2"/></div> </td> <td><div id="ckepop"></div></td></tr></table><div id="Content" style="display:none;">[甉|°”癄¡§‘åQšCKD接近开关的分类和功能]:接近开关的主要功能升降讄¡­‰çš„停止启动、当通过位置:‹‚€‹¹‹èžR辆的位置,阀门的òq¶æˆå…³ä½¾|®æ£€‹¹‹æ°”¾~¸æˆ–液压¾~¸å†…的活塞移动位¾|®ã€‚一每æÑa位置,˜q‡ç‰©ä½“相撞检‹¹?‹‚€‹¹‹å·¥ä½œæœºæ¢°çš„讑֮šä½ç½®,¿UÕdŠ¨æœºå™¨æˆ–部件的极限位置‹‚€éªŒè·¼›?..</div><div class="brand_news_con"><p style="text-indent:2em;"> <a href="//www.irkyl.icu/">ɥʬÀ´Ï®2ѸÀ×ÏÂÔØ</a> www.irkyl.icu 接近开关的主要功能升降讄¡­‰çš„停止启动、当通过位置:‹‚€‹¹‹èžR辆的位置,阀门的òq¶æˆå…³ä½¾|®æ£€‹¹‹æ°”¾~¸æˆ–液压¾~¸å†…的活塞移动位¾|®ã€‚一每æÑa位置,˜q‡ç‰©ä½“相撞检‹¹?‹‚€‹¹‹å·¥ä½œæœºæ¢°çš„讑֮šä½ç½®,¿UÕdŠ¨æœºå™¨æˆ–部件的极限位置‹‚€éªŒè·¼›ÀL£€‹¹‹ç”µæ¢¯å›žè½¬ä½“çš„b.控制ž®ºå¯¸é‡‘属板冲剪的ž®ºå¯¸æŽ§åˆ¶è£…ç½®:自动选择、鉴别金属元仉™•¿åº?‹‚€‹¹‹è‡ªåŠ¨çº¿å¸æ—¶å †ç‰©é«˜åº¦:‹‚€‹¹‹ç‰©å“çš„é•Ñ€å®½ã€é«˜å’Œä½“¿U¯ã€‚b.按外形可分äؓ圆柱形、方形、沟槽åŞ。c.按供甉|–¹å¼å¯åˆ†äؓ直流型和交流型中¾ŸŽèåN易战å¯ÆD‡´å¾ˆå¤š˜q›å£å“ç‰Œçš„å…³½EŽä¸€ç›´åœ¨ä¸Šæ¶¨åQŒè´§æœŸä¹Ÿè·Ÿç€è¾šw•¿åQ?</p> <p style="text-indent:2em;"> d.按输出方式可分äؓ直流两线制、直‹¹ä¸‰¾U¿åˆ¶ã€ç›´‹¹å››¾U¿åˆ¶ã€äº¤‹¹ä¸¤¾U¿åˆ¶å’Œäº¤‹¹ä¸‰¾U¿åˆ¶â‘¢å¸¸ç”¨æŽ¥˜q‘开关的原理、特点及功用a.甉|„Ÿå¼æŽ¥˜q‘开兛_±žäºŽä¸€¿Uæœ‰å¼€å…³é‡è¾“出的位¾|®ä¼ æ„Ÿå™¨,它由LC高频振荡器和攑֤§å¤„理电èµ\¾l„成,利用金属物体在接˜q‘这个能产生ç”늣åœºçš„振荡感应头时,使物体内部äñ”生涡‹¹ã€‚这个涡‹¹åä½œç”¨äºŽæŽ¥˜q‘å¼€å…?使接˜q‘å¼€å…ÏxŒ¯è¡èƒ½åŠ›è¡°å‡?内部电èµ\的参数发生变åŒ?由此识别出有无金属物体接˜q?˜q›è€ŒæŽ§åˆ¶å¼€å…³çš„通或断。这¿UæŽ¥˜q‘å¼€å…Ïx‰€èƒ½æ£€‹¹‹çš„物体必须是金属物体。C.‹‚€‹¹‹ç‰©ä½“存在与否检‹¹‹ç”Ÿäº§åŒ…装线上有无äñ”品包装箱:‹‚€‹¹‹æœ‰æ— äñ”品零件。还珠格格d.控制速度与è{速控制传送带的速度:控制旋è{机械的è{é€?与各¿Uè„‰å†²å‘生器一起e.计数及控制检‹¹‹ç”Ÿäº§çº¿ä¸Šæµ˜q‡çš„产品æ•?高速旋转èáu或盘的è{数计é‡?雉™ƒ¨ä»¶è®¡æ•°æŽ§åˆ¶è{速和转数。f.‹‚€‹¹‹å¼‚常检‹¹‹ç“¶ç›–有æ—?判断产品合格与不合格;‹‚€‹¹‹åŒ…装盒内的金属制品¾~ÞZ¹ä¸Žå¦:区分金属与非金属零äšg;‹‚€‹¹‹äñ”品有无标ç‰?起重机危险区报警;安全扶梯自动启停。g.计量控制产品或零件的自动计量;‹‚€‹¹‹è®¡é‡å™¨ã€äÈA表的指针范围;‹‚€‹¹‹ä¸é”ˆé’¢æ¡¶ä¸­çš„铁‹¹®æ ‡:仪表量程上限或下限的控制;‹¹é‡æŽ§åˆ¶ã€æ°´òq³é¢æŽ§åˆ¶ã€‚②接近开关的分类a.告诉您磁性开å…ÏxŒ‰å·¥ä½œåŽŸç†å¯åˆ†ä¸?甉|„Ÿåž?用以‹‚€‹¹‹å„¿Ué‡‘属体;电容åž?用以‹‚€‹¹‹å„¿Uå¯¼ç”‰|ˆ–不导ç”늚„液体或固ä½?光电åž?用以‹‚€‹¹‹æ‰€æœ‰ä¸é€å…‰ç‰©è´¨;­‘…声波型,用以‹‚€‹¹‹ä¸é€è¿‡­‘…声波的物质;ç”늣åž?用以‹‚€‹¹‹å¯¼¼‚æˆ–不导¼‚é‡‘属ã€?</p> <p style="text-indent:2em;"> b.电容式接˜q‘开关也属于一¿Uå…·æœ‰å¼€å…³é‡è¾“出的位¾|®ä¼ æ„Ÿå™¨,它的‹¹‹é‡å¤´é€šå¸¸æž„成电容器的一个极æ?而另一个极板是物体的本íw?当物体移向接˜q‘å¼€å…Ïx—¶,物体和接˜q‘开关的介电常数发生变化,使和‹¹‹é‡å¤´ç›¸˜qžçš„电èµ\状态也随之发生变化,由此便可控制开关的接通和å…Ïx–­ã€‚è¿™¿UæŽ¥˜q‘å¼€å…Ïx£€‹¹‹çš„物体,òq¶ä¸é™äºŽé‡‘属å¯ég½“,也可以是¾lç¼˜çš„液体或¾_‰çŠ¶ç‰©ä½“。带您一起分辨c.¼‚æ€§å¼€å…Ïx˜¯é€šè¿‡¼‚é“æ¥æ„Ÿåº”çš„,˜q™ä¸ªâ€œç£â€å°±æ˜¯ç£é“?开兛_°±æ˜¯å¹²½§ç®¡äº†ã€‚å¹²½§ç®¡æ˜¯å¹²å¼èˆŒ½§ç®¡çš„简¿U?是一¿Uæœ‰è§¦ç‚¹çš„无源电子开兛_…ƒä»?å…ähœ‰¾l“æž„½Ž€å•ã€ä½“¿U¯å°ã€ä¾¿äºŽæŽ§åˆ¶ç­‰ä¼˜ç‚¹ã€‚其外壳一般是一根密ž®çš„çŽÈ’ƒ½Ž?½Ž¡ä¸­è£…有两个铁质的弹性簧pian甉|¿,˜q˜çŒæœ‰ä¸€¿Uç§°ä¸ºé‡‘属铑的惰性气体。åã^æ—?çŽÈ’ƒ½Ž¡ä¸­çš„两个由ç‰ÒŽ®Šææ–™åˆ¶æˆçš„ç°§pian是分开的。当有磁性物质靠˜q‘玻璃管æ—?在磁场的作用ä¸?½Ž¡å†…的两个簧pian被磁化而互相吸引接è§?吸合在一èµ?使结ç‚ÒŽ‰€æŽ¥çš„电èµ\˜qžé€šã€‚外¼‚åŠ›æ¶ˆå¤±å?两个½§pianç”׃ºŽæœ¬èín的弹性分开,¾U¿èµ\也就断开了。因æ­?作äؓ一¿Uåˆ©ç”¨ç£åœÞZ¿¡åäh¥æŽ§åˆ¶çš„线路开兛_™¨ä»?òq²ç°§½Ž¡å¯ä»¥ä½œä¸ÞZ¼ æ„Ÿå™¨ç”?用于计数 </p> <p style="text-indent:2em;"> <br /> </p></div><div class="meneame"><span class="disabled">< </span><span 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