技(Ji)术(Shu)文(Wen)章(Zhang)
Technical articles当(Dang)前(Qian)位(Wei)置(Zhi):(?)首(Shou)页(Ye)
技(Ji)术(Shu)文(Wen)章(Zhang)
德(De)国(Guo)倍(Bei)加(Jia)福(Fu)接(Jie)近(Jin)开(Kai)关(Guan)接(Jie)线(Xian)图(Tu)
德(De)国(Guo)倍(Bei)加(Jia)福(Fu)接(Jie)近(Jin)开(Kai)关(Guan)接(Jie)线(Xian)图(Tu) 东(Dong)莞(Guan)天(Tian)骥(Ji)贸(Mao)易(Yi)注(Zhu)重(Zhong)客(Ke)户(Hu)满(Man)意(Yi)度(Du)建(Jian)设(She),(?)为(Wei)客(Ke)户(Hu)提(Ti)供(Gong)高(Gao)质(Zhi)量(Liang)的(De),(?)完(Wan)善(Shan)的(De)自(Zi)动(Dong)化(Hua)产(Chan)品(Pin)和(He)高(Gao)效(Xiao)能(Neng)的(De)系(Xi)统(Tong)解(Jie)决(Jue)方(Fang)案(An),(?)从(Cong)Z初(Chu)的(De)规(Gui)划(Hua)与(Yu)设(She)计(Ji),(?)工(Gong)程(Cheng)与(Yu)实(Shi)施(Shi),(?)到(Dao)安(An)装(Zhuang)与(Yu)调(Diao)试(Shi),(?)运(Yun)行(Xing)与(Yu)维(Wei)护(Hu),(?)以(Yi)至(Zhi)系(Xi)统(Tong)升(Sheng)级(Ji)改(Gai)造(Zao),(?)东(Dong)莞(Guan)天(Tian)骥(Ji)使(Shi)企(Qi)业(Ye)在(Zai)整(Zheng)个(Ge)生(Sheng)命(Ming)周(Zhou)期(Qi)中(Zhong)获(Huo)得(De)Z高(Gao)的(De)生(Sheng)产(Chan)力(Li)和(He)产(Chan)品(Pin)质(Zhi)量(Liang),(?)并(Bing)显(Xian)著(Zhu)降(Jiang)低(Di)项(Xiang)目(Mu)成(Cheng)本(Ben)。(?)此(Ci)外(Wai),(?)东(Dong)莞(Guan)天(Tian)骥(Ji)还(Huan)能(Neng)大(Da)大(Da)缩(Suo)短(Duan)系(Xi)统(Tong)投(Tou)入(Ru)运(Yun)行(Xing)时(Shi)间(Jian),(?)从(Cong)而(?)全(Quan)面(Mian)增(Zeng)强(Qiang)企(Qi)业(Ye)核(He)心(Xin)争(Zheng)力(Li)。(?)帮(Bang)助(Zhu)客(Ke)户(Hu)提(Ti)高(Gao)生(Sheng)产(Chan)力(Li)和(He)缩(Suo)短(Duan)投(Tou)资(Zi)回(Hui)报(Bao)的(De)周(Zhou)期(Qi),(?)达(Da)到(Dao)产(Chan)效(Xiao)*化(Hua)的(De)结(Jie)合(He)。(?)
请(Qing)按(An)产(Chan)bai品(Pin)说(Shuo)明(Ming)书(Shu)具(Ju)体(Ti)接(Jie)线(Xian),(?)它(Ta)们(Men)的(De)接(Jie)线(Xian)是(Shi)du不(Bu)同(Tong)的(De),(?)输(Shu)出(Chu)为(Wei)zhi常(Chang)开(Kai);(?)另(Ling)一(Yi)类(Lei)的(De)公(Gong)共(Gong)输(Shu)入(Ru)端(Duan)为(Wei)dao电(Dian)源(Yuan)正(Zheng)端(Duan),(?)或(Huo)增(Zeng)加(Jia)其(Qi)它(Ta)功(Gong)能(Neng):(?)
2)(?)两(Liang)线(Xian)制(Zhi)接(Jie)近(Jin)开(Kai)关(Guan)的(De)接(Jie)线(Xian)比(Bi)较(Jiao)简(Jian)单(Dan)。(?)
5)(?)需(Xu)要(Yao)特(Te)别(Bie)注(Zhu)意(Yi)接(Jie)到(Dao)PLC数(Shu)字(Zi)输(Shu)入(Ru)模(Mo)块(Kuai)的(De)三(San)线(Xian)制(Zhi)接(Jie)近(Jin)开(Kai)关(Guan)的(De)型(Xing)式(Shi)选(Xuan)择(Ze)、(?)继(Ji)电(Dian)器(Qi)线(Xian)圈(Quan)或(Huo)可(Ke)编(Bian)程(Cheng)控(Kong)制(Zhi)器(Qi)PLC的(De)数(Shu)字(Zi)量(Liang)输(Shu)入(Ru)模(Mo)块(Kuai);(?)对(Dui)于(Yu)PNP型(Xing)接(Jie)近(Jin)开(Kai)关(Guan)。(?)
wh((?)white)(?)白(Bai)色(Se),(?)此(Ci)时(Shi):(?)一(Yi)般(Ban)为(Wei)输(Shu)出(Chu)线(Xian),(?)电(Dian)流(Liu)从(Cong)输(Shu)入(Ru)模(Mo)块(Kuai)流(Liu)出(Chu)((?)日(Ri)本(Ben)模(Mo)式(Shi))(?),(?)三(San)线(Xian)制(Zhi)接(Jie)近(Jin)开(Kai)关(Guan)又(You)分(Fen)为(Wei)NPN型(Xing)和(He)PNP型(Xing),(?)截(Jie)止(Zhi)时(Shi)又(You)有(You)一(Yi)定(Ding)的(De)剩(Sheng)余(Yu)电(Dian)流(Liu)流(Liu)过(Guo);(?)蓝(Lan)线(Xian)接(Jie)电(Dian)源(Yuan)0V端(Duan),(?)应(Ying)接(Jie)负(Fu)载(Zai)。(?)PLC数(Shu)字(Zi)量(Liang)输(Shu)入(Ru)模(Mo)块(Kuai)一(Yi)般(Ban)可(Ke)分(Fen)为(Wei)两(Liang)类(Lei)。(?)
pnp,(?)输(Shu)出(Chu)为(Wei)常(Chang)闭(Bi),(?)导(Dao)通(Tong)时(Shi)开(Kai)关(Guan)本(Ben)身(Shen)产(Chan)生(Sheng)一(Yi)定(Ding)压(Ya)降(Jiang)。(?)
bn((?)brown)(?)棕(Zong)色(Se)。(?)
7)(?)有(You)的(De)厂(Chang)商(Shang)将(Jiang)接(Jie)近(Jin)开(Kai)关(Guan)的(De)“常(Chang)开(Kai)”和(He)“常(Chang)闭(Bi)”信(Xin)号(Hao)同(Tong)时(Shi)引(Yin)出(Chu),(?)应(Ying)接(Jie)到(Dao)电(Dian)源(Yuan)正(Zheng)端(Duan),(?)工(Gong)作(Zuo)更(Geng)为(Wei)可(Ke)靠(Kao)。(?)
)(?)接(Jie)近(Jin)开(Kai)关(Guan)有(You)两(Liang)线(Xian)制(Zhi)和(He)三(San)线(Xian)制(Zhi)之(Zhi)区(Qu)别(Bie)。(?)
4)(?)接(Jie)近(Jin)开(Kai)关(Guan)的(De)负(Fu)载(Zai)可(Ke)以(Yi)是(Shi)信(Xin)号(Hao)灯(Deng),(?)此(Ci)时(Shi):(?)一(Yi)般(Ban)为(Wei)输(Shu)出(Chu)线(Xian),(?)负(Fu)载(Zai)另(Ling)外(Wai)一(Yi)端(Duan)接(Jie)电(Dian)源(Yuan)正(Zheng)极(Ji),(?)电(Dian)流(Liu)流(Liu)入(Ru)输(Shu)入(Ru)模(Mo)块(Kuai)。(?)
3)(?)三(San)线(Xian)制(Zhi)接(Jie)近(Jin)开(Kai)关(Guan)的(De)接(Jie)线(Xian),(?)一(Yi)定(Ding)要(Yao)选(Xuan)用(Yong)PNP型(Xing)接(Jie)近(Jin)开(Kai)关(Guan)。(?)
npn,(?)负(Fu)载(Zai)另(Ling)外(Wai)一(Yi)端(Duan)接(Jie)电(Dian)源(Yuan)负(Fu)极(Ji)。(?)请(Qing)见(Jian)下(Xia)图(Tu)所(Suo)示(Shi),(?)即(Ji)阱(Jiang)式(Shi)输(Shu)入(Ru)((?)欧(Ou)洲(Zhou)模(Mo)式(Shi))(?),(?)但(Dan)不(Bu)受(Shou)剩(Sheng)余(Yu)电(Dian)流(Liu)之(Zhi)类(Lei)不(Bu)利(Li)因(Yin)素(Su)的(De)困(Kun)扰(Rao),(?)接(Jie)电(Dian)源(Yuan)负(Fu)极(Ji):(?)红(Hong)((?)棕(Zong))(?)线(Xian)接(Jie)电(Dian)源(Yuan)正(Zheng)端(Duan),(?)接(Jie)电(Dian)源(Yuan)正(Zheng)极(Ji)。(?)
bu((?)blue)(?)蓝(Lan)色(Se)。(?)千(Qian)万(Wan)不(Bu)要(Yao)选(Xuan)错(Cuo)了(Liao):(?)对(Dui)于(Yu)NPN型(Xing)接(Jie)近(Jin)开(Kai)关(Guan),(?)则(Ze)应(Ying)接(Jie)到(Dao)电(Dian)源(Yuan)0V端(Duan)。(?)三(San)线(Xian)制(Zhi)接(Jie)近(Jin)开(Kai)关(Guan)虽(Sui)多(Duo)了(Liao)一(Yi)根(Gen)线(Xian);(?)黄(Huang)((?)黑(Hei))(?)线(Xian)为(Wei)信(Xin)号(Hao),(?)一(Yi)定(Ding)要(Yao)选(Xuan)用(Yong)NPN型(Xing)接(Jie)近(Jin)开(Kai)关(Guan),(?)选(Xuan)用(Yong)时(Shi)应(Ying)予(Yu)考(Kao)虑(Lu)。(?)
6)(?)两(Liang)线(Xian)制(Zhi)接(Jie)近(Jin)开(Kai)关(Guan)受(Shou)工(Gong)作(Zuo)条(Tiao)件(Jian)的(De)限(Xian)制(Zhi):(?)一(Yi)般(Ban)为(Wei)电(Dian)源(Yuan)线(Xian)bk((?)black)(?)黑(Hei)色(Se):(?)黑(Hei)色(Se)一(Yi)端(Duan)接(Jie)负(Fu)载(Zai):(?)一(Yi)类(Lei)的(De)公(Gong)德(De)国(Guo)倍(Bei)加(Jia)福(Fu)接(Jie)近(Jin)开(Kai)关(Guan)接(Jie)线(Xian)图(Tu) 共(Gong)输(Shu)入(Ru)端(Duan)为(Wei)电(Dian)源(Yuan)0V:(?)黑(Hei)色(Se)一(Yi)端(Duan)接(Jie)负(Fu)载(Zai)。(?)而(?)负(Fu)载(Zai)的(De)另(Ling)一(Yi)端(Duan)是(Shi)这(Zhe)样(Yang)接(Jie)的(De),(?)接(Jie)近(Jin)开(Kai)关(Guan)与(Yu)负(Fu)载(Zai)串(Chuan)联(Lian)后(Hou)接(Jie)到(Dao)电(Dian)源(Yuan)即(Ji)可(Ke):(?)一(Yi)般(Ban)为(Wei)电(Dian)源(Yuan)线(Xian),(?)此(Ci)种(Zhong)情(Qing)况(Kuang)区(Qu)别(Bie)
1、(?)作(Zuo)用(Yong)不(Bu)bai同(Tong)。(?)
接(Jie)近(Jin)开(Kai)关(Guan)du是(Shi)无(Wu)触(Chu)点(Dian)开(Kai)关(Guan),(?)寿(Shou)命(Ming)较(Jiao)长(Chang),(?)zhi适(Shi)用(Yong)于(Yu)“通(Tong)过(Guo)信(Xin)号(Hao)”。(?)dao行(Xing)程(Cheng)开(Kai)关(Guan)又(You)称(Cheng)限(Xian)位(Wei)开(Kai)关(Guan),行(Xing)程(Cheng)开(Kai)关(Guan)和(He)限(Xian)位(Wei)开(Kai)关(Guan)都(Du)是(Shi)位(Wei)置(Zhi)开(Kai)关(Guan),(?)但(Dan)是(Shi)行(Xing)程(Cheng)开(Kai)关(Guan)可(Ke)以(Yi)检(Jian)测(Ce)行(Xing)程(Cheng),(?)可(Ke)作(Zuo)为(Wei)输(Shu)入(Ru)信(Xin)号(Hao)控(Kong)制(Zhi)电(Dian)路(Lu)在(Zai)一(Yi)定(Ding)距(Ju)离(Li)动(Dong)作(Zuo)。(?)区(Qu)别(Bie)于(Yu)限(Xian)位(Wei)开(Kai)关(Guan)检(Jian)测(Ce)限(Xian)制(Zhi)位(Wei)置(Zhi)的(De)信(Xin)号(Hao),(?)起(Qi)停(Ting)止(Zhi)、(?)保(Bao)护(Hu)的(De)作(Zuo)用(Yong)。(?)
二(?)、(?)触(Chu)发(Fa)方(Fang)式(Shi)不(Bu)同(Tong)。(?)
行(Xing)程(Cheng)开(Kai)关(Guan)。(?)当(Dang)动(Dong)物(Wu)接(Jie)近(Jin)静(Jing)物(Wu)时(Shi),(?)开(Kai)关(Guan)的(De)连(Lian)杆(Gan)驱(Qu)动(Dong)开(Kai)关(Guan)的(De)接(Jie)点(Dian)引(Yin)起(Qi)闭(Bi)合(He)的(De)接(Jie)点(Dian)分(Fen)断(Duan)或(Huo)者(Zhe)断(Duan)开(Kai)的(De)接(Jie)点(Dian)闭(Bi)合(He)。(?)由(You)开(Kai)关(Guan)接(Jie)点(Dian)开(Kai)、(?)合(He)状(Zhuang)态(Tai)的(De)改(Gai)变(Bian)去(Qu)控(Kong)制(Zhi)电(Dian)路(Lu)和(He)机(Ji)构(Gou)的(De)动(Dong)作(Zuo)。(?)电(Dian)感(Gan)式(Shi)接(Jie)近(Jin)开(Kai)关(Guan)属(Shu)于(Yu)一(Yi)种(Zhong)有(You)开(Kai)关(Guan)量(Liang)输(Shu)出(Chu)的(De)位(Wei)置(Zhi)传(Chuan)感(Gan)器(Qi),(?)它(Ta)由(You)LC高(Gao)频(Pin)振(Zhen)荡(Dang)器(Qi)和(He)放(Fang)大(Da)处(Chu)理(Li)电(Dian)路(Lu)组(Zu)成(Cheng),(?)利(Li)用(Yong)金(Jin)属(Shu)物(Wu)体(Ti)在(Zai)接(Jie)近(Jin)这(Zhe)个(Ge)能(Neng)产(Chan)生(Sheng)电(Dian)磁(Ci)场(Chang)的(De)振(Zhen)荡(Dang)感(Gan)应(Ying)头(Tou)时(Shi),(?)使(Shi)物(Wu)体(Ti)内(Nei)部(Bu)产(Chan)生(Sheng)涡(Wo)流(Liu)。(?)这(Zhe)个(Ge)涡(Wo)流(Liu)反(Fan)作(Zuo)用(Yong)于(Yu)接(Jie)近(Jin)开(Kai)关(Guan),(?)使(Shi)接(Jie)近(Jin)开(Kai)关(Guan)振(Zhen)荡(Dang)能(Neng)力(Li)衰(Shuai)减(Jian),(?)内(Nei)部(Bu)电(Dian)路(Lu)的(De)参(Can)数(Shu)发(Fa)生(Sheng)变(Bian)化(Hua),(?)由(You)此(Ci)识(Shi)别(Bie)出(Chu)有(You)无(Wu)金(Jin)属(Shu)物(Wu)体(Ti)接(Jie)近(Jin),(?)进(Jin)而(?)控(Kong)制(Zhi)开(Kai)关(Guan)的(De)通(Tong)或(Huo)断(Duan)。(?)
三(San)、(?)安(An)装(Zhuang)物(Wu)体(Ti)不(Bu)同(Tong)。(?)
行(Xing)程(Cheng)开(Kai)关(Guan)又(You)称(Cheng)限(Xian)位(Wei)开(Kai)关(Guan),可(Ke)以(Yi)安(An)装(Zhuang)在(Zai)相(Xiang)对(Dui)静(Jing)止(Zhi)的(De)物(Wu)体(Ti)(如(Ru)固(Gu)定(Ding)架(Jia)、(?)门(Men)框(Kuang)等(Deng),(?)简(Jian)称(Cheng)静(Jing)物(Wu))上(Shang)或(Huo)者(Zhe)运(Yun)动(Dong)的(De)物(Wu)体(Ti)((?)如(Ru)行(Xing)车(Che)、(?)门(Men)等(Deng),(?)简(Jian)称(Cheng)动(Dong)物(Wu))(?)上(Shang)。(?)接(Jie)近(Jin)开(Kai)关(Guan)由(You)LC高(Gao)频(Pin)振(Zhen)荡(Dang)器(Qi)和(He)放(Fang)大(Da)处(Chu)理(Li)电(Dian)路(Lu)组(Zu)成(Cheng),(?)利(Li)用(Yong)金(Jin)属(Shu)物(Wu)体(Ti)在(Zai)接(Jie)近(Jin)这(Zhe)个(Ge)能(Neng)产(Chan)生(Sheng)电(Dian)磁(Ci)场(Chang)的(De)振(Zhen)荡(Dang)感(Gan)应(Ying)头(Tou)时(Shi),(?)使(Shi)物(Wu)体(Ti)内(Nei)部(Bu)产(Chan)生(Sheng)涡(Wo)流(Liu)。(?)
1、(?)接(Jie)近(Jin)开(Kai)关(Guan)是(Shi)一(Yi)种(Zhong)无(Wu)需(Xu)与(Yu)运(Yun)动(Dong)部(Bu)件(Jian)进(Jin)行(Xing)机(Ji)械(Xie)直(Zhi)接(Jie)接(Jie)触(Chu)而(?)可(Ke)以(Yi)操(Cao)作(Zuo)的(De)位(Wei)置(Zhi)开(Kai)关(Guan),(?)当(Dang)物(Wu)体(Ti)接(Jie)近(Jin)开(Kai)关(Guan)的(De)感(Gan)应(Ying)面(Mian)到(Dao)动(Dong)作(Zuo)距(Ju)离(Li)时(Shi),(?)不(Bu)需(Xu)要(Yao)机(Ji)械(Xie)接(Jie)触(Chu)及(Ji)施(Shi)加(Jia)任(Ren)何(He)压(Ya)力(Li)即(Ji)可(Ke)使(Shi)开(Kai)关(Guan)动(Dong)作(Zuo),(?)从(Cong)而(?)驱(Qu)动(Dong)直(Zhi)流(Liu)电(Dian)器(Qi)或(Huo)给(Gei)计(Ji)算(Suan)机(Ji)((?)plc)(?)装(Zhuang)置(Zhi)提(Ti)供(Gong)控(Kong)制(Zhi)指(Zhi)令(Ling)。(?)
接(Jie)近(Jin)开(Kai)关(Guan)是(Shi)种(Zhong)开(Kai)关(Guan)型(Xing)传(Chuan)感(Gan)器(Qi)((?)即(Ji)无(Wu)触(Chu)点(Dian)开(Kai)关(Guan))(?),(?)它(Ta)既(Ji)有(You)行(Xing)程(Cheng)开(Kai)关(Guan)、(?)微(Wei)动(Dong)开(Kai)关(Guan)的(De)特(Te)性(Xing),(?)同(Tong)时(Shi)具(Ju)有(You)传(Chuan)感(Gan)性(Xing)能(Neng),(?)且(Qie)动(Dong)作(Zuo)可(Ke)靠(Kao),(?)性(Xing)能(Neng)稳(Wen)定(Ding),(?)频(Pin)率(Lu)响(Xiang)应(Ying)快(Kuai),(?)应(Ying)用(Yong)寿(Shou)命(Ming)长(Chang),(?)抗(Kang)干(Gan)扰(Rao)能(Neng)力(Li)强(Qiang)等(Deng)、(?)并(Bing)具(Ju)有(You)防(Fang)水(Shui)、(?)防(Fang)震(Zhen)、(?)耐(Nai)腐(Fu)蚀(Shi)等(Deng)特(Te)点(Dian)。(?)产(Chan)品(Pin)有(You)电(Dian)感(Gan)式(Shi)、(?)电(Dian)容(Rong)式(Shi)、(?)霍(Huo)尔(?)式(Shi)、(?)交(Jiao)、(?)直(Zhi)流(Liu)型(Xing)。(?)
2、(?)限(Xian)位(Wei)开(Kai)关(Guan)就(Jiu)是(Shi)用(Yong)以(Yi)限(Xian)定(Ding)机(Ji)械(Xie)设(She)备(Bei)的(De)运(Yun)动(Dong)极(Ji)限(Xian)位(Wei)置(Zhi)的(De)电(Dian)气(Qi)开(Kai)关(Guan)。(?)限(Xian)位(Wei)开(Kai)关(Guan)有(You)接(Jie)触(Chu)式(Shi)的(De)和(He)非(Fei)接(Jie)触(Chu)式(Shi)的(De)。(?)接(Jie)触(Chu)式(Shi)的(De)比(Bi)较(Jiao)直(Zhi)观(Guan),(?)机(Ji)械(Xie)设(She)备(Bei)的(De)运(Yun)动(Dong)部(Bu)件(Jian)上(Shang),(?)安(An)装(Zhuang)上(Shang)行(Xing)程(Cheng)开(Kai)关(Guan),(?)与(Yu)其(Qi)相(Xiang)对(Dui)运(Yun)动(Dong)的(De)固(Gu)定(Ding)点(Dian)上(Shang)安(An)装(Zhuang)极(Ji)限(Xian)位(Wei)置(Zhi)的(De)挡(Dang)块(Kuai),(?)或(Huo)者(Zhe)是(Shi)相(Xiang)反(Fan)安(An)装(Zhuang)位(Wei)置(Zhi)。(?)
当(Dang)行(Xing)程(Cheng)开(Kai)关(Guan)的(De)机(Ji)械(Xie)触(Chu)头(Tou)碰(Peng)上(Shang)挡(Dang)块(Kuai)时(Shi),(?)切(Qie)断(Duan)了(Liao)((?)或(Huo)改(Gai)变(Bian)了(Liao))(?)控(Kong)制(Zhi)电(Dian)路(Lu),(?)机(Ji)械(Xie)就(Jiu)停(Ting)止(Zhi)运(Yun)行(Xing)或(Huo)改(Gai)变(Bian)运(Yun)行(Xing)。(?)由(You)于(Yu)机(Ji)械(Xie)的(De)惯(Guan)性(Xing)运(Yun)动(Dong),(?)这(Zhe)种(Zhong)行(Xing)程(Cheng)开(Kai)关(Guan)有(You)一(Yi)定(Ding)的(De)“超(Chao)行(Xing)程(Cheng)”以(Yi)保(Bao)护(Hu)开(Kai)关(Guan)不(Bu)受(Shou)损(Sun)坏(Huai)。(?)非(Fei)接(Jie)触(Chu)式(Shi)的(De)形(Xing)式(Shi)很(Hen)多(Duo),(?)常(Chang)见(Jian)的(De)有(You)干(Gan)簧(Huang)管(Guan)、(?)光(Guang)电(Dian)式(Shi)、(?)感(Gan)应(Ying)式(Shi)等(Deng),(?)这(Zhe)几(Ji)种(Zhong)形(Xing)式(Shi)在(Zai)电(Dian)梯(Ti)中(Zhong)都(Du)能(Neng)够(Gou)见(Jian)到(Dao)。(?)当(Dang)然(Ran)还(Huan)有(You)更(Geng)多(Duo)的(De)先(Xian)进(Jin)形(Xing)式(Shi)。(?)
德(De)国(Guo)倍(Bei)加(Jia)福(Fu)接(Jie)近(Jin)开(Kai)关(Guan)接(Jie)线(Xian)图(Tu)