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15852739977对(Dui)于(Yu)采(Cai)用(Yong)新(Xin)结(Jie)构(Gou)、(?)新(Xin)材(Cai)料(Liao)、(?)新(Xin)技(Ji)术(Shu)制(Zhi)造(Zao)的(De)防(Fang)爆(Bao)电(Dian)器(Qi)经(Jing)检(Jian)验(Yan)合(He)格(Ge)后(Hou)发(Fa)给(Gei)“(?)工(Gong)业(Ye)试(Shi)验(Yan)许(Xu)可(Ke)证(Zheng)”(?)。(?)取(Qu)得(De)“(?)工(Gong)业(Ye)试(Shi)验(Yan)许(Xu)可(Ke)证(Zheng)”(?)的(De)产(Chan)品(Pin)须(Xu)经(Jing)工(Gong)业(Ye)试(Shi)验(Yan)((?)按(An)规(Gui)定(Ding)的(De)时(Shi)间(Jian)、(?)地(Di)点(Dian)和(He)台(Tai)数(Shu)进(Jin)行(Xing)工(Gong)业(Ye)试(Shi)验(Yan))(?)、(?)产(Chan)品(Pin)鉴(Jian)定(Ding)后(Hou)再(Zai)由(You)防(Fang)爆(Bao)检(Jian)验(Yan)单(Dan)位(Wei)检(Jian)验(Yan)后(Hou)发(Fa)给(Gei)“(?)防(Fang)爆(Bao)合(He)格(Ge)证(Zheng)书(Shu)”(?)。(?)我(Wo)们(Men)研(Yan)制(Zhi)的(De)矿(Kuang)用(Yong)防(Fang)爆(Bao)电(Dian)器(Qi)产(Chan)品(Pin)均(Jun)做(Zuo)过(Guo)6个(Ge)月(Yue)的(De)煤(Mei)矿(Kuang)井(Jing)下(Xia)的(De)工(Gong)业(Ye)性(Xing)试(Shi)验(Yan),(?)并(Bing)由(You)负(Fu)责(Ze)工(Gong)业(Ye)性(Xing)试(Shi)验(Yan)单(Dan)位(Wei)出(Chu)具(Ju)工(Gong)业(Ye)性(Xing)试(Shi)验(Yan)报(Bao)告(Gao),(?)证(Zheng)明(Ming)电(Dian)器(Qi)工(Gong)作(Zuo)正(Zheng)常(Chang),(?)可(Ke)靠(Kao)无(Wu)异(Yi)常(Chang)情(Qing)况(Kuang)。(?)待(Dai)获(Huo)得(De)“(?)防(Fang)爆(Bao)合(He)格(Ge)证(Zheng)”(?)、(?)“(?)生(Sheng)产(Chan)许(Xu)可(Ke)证(Zheng)”(?)、(?)“(?)MA安(An)全(Quan)标(Biao)志(Zhi)”(?)和(He)“(?)产(Chan)品(Pin)合(He)格(Ge)证(Zheng)”(?)后(Hou),(?)防(Fang)爆(Bao)电(Dian)器(Qi)才(Cai)能(Neng)正(Zheng)式(Shi)投(Tou)入(Ru)运(Yun)行(Xing)。(?)并(Bing)且(Qie)限(Xian)定(Ding)其(Qi)使(Shi)用(Yong)期(Qi)限(Xian)((?)通(Tong)常(Chang)为(Wei)5年(Nian))(?),(?)当(Dang)使(Shi)用(Yong)期(Qi)限(Xian)期(Qi)满(Man);(?)当(Dang)结(Jie)构(Gou)、(?)工(Gong)艺(Yi)、(?)材(Cai)料(Liao)有(You)较(Jiao)大(Da)改(Gai)变(Bian)可(Ke)能(Neng)影(Ying)响(Xiang)产(Chan)品(Pin)性(Xing)能(Neng)时(Shi);(?)当(Dang)停(Ting)产(Chan)2年(Nian)以(Yi)上(Shang)、(?)恢(Hui)复(Fu)生(Sheng)产(Chan)时(Shi)须(Xu)重(Zhong)新(Xin)进(Jin)行(Xing)检(Jian)验(Yan),(?)待(Dai)重(Zhong)检(Jian)合(He)格(Ge)后(Hou)方(Fang)能(Neng)继(Ji)续(Xu)投(Tou)入(Ru)运(Yun)行(Xing)。(?)
(?) (?)综(Zong)上(Shang)所(Suo)述(Shu),(?)由(You)于(Yu)煤(Mei)矿(Kuang)井(Jing)下(Xia)工(Gong)作(Zuo)环(Huan)境(Jing)较(Jiao)为(Wei)恶(E)劣(Lie),(?)温(Wen)差(Cha)大(Da),(?)潮(Chao)湿(Shi),(?)有(You)受(Shou)力(Li)冲(Chong)击(Ji)、(?)移(Yi)动(Dong)、(?)跌(Die)落(Luo)的(De)可(Ke)能(Neng),(?)有(You)含(Han)煤(Mei)尘(Chen)、(?)瓦(Wa)斯(Si)的(De)可(Ke)能(Neng)。(?)所(Suo)以(Yi),(?)矿(Kuang)用(Yong)防(Fang)爆(Bao)电(Dian)器(Qi)的(De)研(Yan)制(Zhi)从(Cong)设(She)计(Ji)、(?)试(Shi)制(Zhi)、(?)检(Jian)验(Yan)到(Dao)投(Tou)入(Ru)运(Yun)行(Xing)都(Du)具(Ju)有(You)它(Ta)的(De)特(Te)殊(Shu)要(Yao)求(Qiu)。(?)因(Yin)此(Ci),(?)防(Fang)爆(Bao)电(Dian)器(Qi)必(Bi)须(Xu)满(Man)足(Zu)这(Zhe)些(Xie)特(Te)殊(Shu)要(Yao)求(Qiu),(?)才(Cai)能(Neng)使(Shi)其(Qi)在(Zai)煤(Mei)矿(Kuang)的(De)生(Sheng)产(Chan)和(He)安(An)全(Quan)中(Zhong)发(Fa)挥(Hui)积(Ji)极(Ji)的(De)作(Zuo)用(Yong)。(?)
(?) (?)合(He)格(Ge)防(Fang)爆(Bao)电(Dian)器(Qi)产(Chan)品(Pin)在(Zai)煤(Mei)矿(Kuang)井(Jing)下(Xia)和(He)石(Shi)油(You)化(Hua)工(Gong)企(Qi)业(Ye)的(De)安(An)装(Zhuang)使(Shi)用(Yong),(?)对(Dui)保(Bao)证(Zheng)煤(Mei)矿(Kuang)及(Ji)其(Qi)它(Ta)爆(Bao)炸(Zha)性(Xing)危(Wei)险(Xian)场(Chang)所(Suo)的(De)人(Ren)身(Shen)、(?)财(Cai)产(Chan)安(An)全(Quan)起(Qi)着(Zhuo)重(Zhong)要(Yao)的(De)作(Zuo)用(Yong)。(?)为(Wei)此(Ci),(?)对(Dui)防(Fang)爆(Bao)电(Dian)器(Qi)产(Chan)品(Pin)的(De)质(Zhi)量(Liang)特(Te)别(Bie)是(Shi)安(An)全(Quan)质(Zhi)量(Liang),(?)国(Guo)家(Jia)给(Gei)予(Yu)了(Liao)充(Chong)分(Fen)重(Zhong)视(Shi)。(?)早(Zao)在(Zai)上(Shang)世(Shi)纪(Ji)五(Wu)十(Shi)年(Nian)代(Dai)初(Chu),(?)对(Dui)防(Fang)爆(Bao)电(Dian)器(Qi)产(Chan)品(Pin)的(De)安(An)全(Quan)检(Jian)验(Yan)就(Jiu)实(Shi)行(Xing)了(Liao)国(Guo)家(Jia)授(Shou)权(Quan)。(?)为(Wei)了(Liao)进(Jin)一(Yi)步(Bu)加(Jia)强(Qiang)防(Fang)爆(Bao)电(Dian)器(Qi)产(Chan)品(Pin)的(De)质(Zhi)量(Liang),(?)在(Zai)上(Shang)世(Shi)纪(Ji)九(Jiu)十(Shi)年(Nian)代(Dai),(?)煤(Mei)炭(Tan)行(Xing)业(Ye)就(Jiu)对(Dui)煤(Mei)矿(Kuang)用(Yong)防(Fang)爆(Bao)电(Dian)器(Qi)产(Chan)品(Pin)实(Shi)行(Xing)了(Liao)安(An)全(Quan)标(Biao)志(Zhi)((?)“(?)MA”(?))(?)管(Guan)理(Li),(?)即(Ji)从(Cong)设(She)计(Ji)、(?)制(Zhi)造(Zao)、(?)检(Jian)验(Yan)和(He)使(Shi)用(Yong),(?)实(Shi)施(Shi)全(Quan)程(Cheng)控(Kong)制(Zhi)。(?)另(Ling)外(Wai),(?)2001年(Nian)4月(Yue)29日(Ri),(?)国(Guo)家(Jia)质(Zhi)量(Liang)监(Jian)督(Du)检(Jian)验(Yan)检(Jian)疫(Yi)总(Zong)局(Ju)以(Yi)国(Guo)质(Zhi)检(Jian)函(Han)〔(?)2001〕(?)28号(Hao),(?)通(Tong)知(Zhi)各(Ge)省(Sheng)、(?)自(Zi)治(Zhi)区(Qu)、(?)直(Zhi)辖(Xia)市(Shi)质(Zhi)量(Liang)技(Ji)术(Shu)监(Jian)督(Du)局(Ju),(?)对(Dui)防(Fang)爆(Bao)电(Dian)器(Qi)产(Chan)品(Pin)生(Sheng)产(Chan)实(Shi)行(Xing)“(?)生(Sheng)产(Chan)许(Xu)可(Ke)证(Zheng)”(?)。(?)可(Ke)以(Yi)看(Kan)出(Chu)国(Guo)家(Jia)对(Dui)防(Fang)爆(Bao)电(Dian)器(Qi)产(Chan)品(Pin)质(Zhi)量(Liang)给(Gei)予(Yu)了(Liao)极(Ji)大(Da)关(Guan)注(Zhu)。(?)
(?) (?)普(Pu)通(Tong)型(Xing)仪(Yi)器(Qi)仪(Yi)表(Biao)分(Fen)类(Lei)有(You):(?)工(Gong)业(Ye)自(Zi)动(Dong)化(Hua)仪(Yi)表(Biao)、(?)电(Dian)工(Gong)仪(Yi)表(Biao)、(?)分(Fen)析(Xi)仪(Yi)表(Biao)、(?)光(Guang)学(Xue)仪(Yi)表(Biao)、(?)自(Zi)动(Dong)测(Ce)试(Shi)仪(Yi)表(Biao)、(?)及(Ji)其(Qi)他(Ta)专(Zhuan)用(Yong)仪(Yi)表(Biao)等(Deng)。(?)大(Da)部(Bu)分(Fen)仪(Yi)器(Qi)仪(Yi)表(Biao)是(Shi)在(Zai)实(Shi)验(Yan)室(Shi)和(He)控(Kong)制(Zhi)室(Shi)内(Nei)使(Shi)用(Yong),(?)周(Zhou)围(Wei)没(Mei)有(You)可(Ke)燃(Ran)性(Xing)易(Yi)燃(Ran)易(Yi)爆(Bao)物(Wu)质(Zhi),(?)只(Zhi)有(You)工(Gong)业(Ye)自(Zi)动(Dong)仪(Yi)表(Biao)中(Zhong)的(De)现(Xian)场(Chang)检(Jian)测(Ce)仪(Yi)表(Biao)和(He)执(Zhi)行(Xing)器(Qi)仪(Yi)表(Biao)使(Shi)用(Yong)在(Zai)各(Ge)行(Xing)业(Ye)工(Gong)业(Ye)成(Cheng)套(Tao)装(Zhuang)置(Zhi)的(De)现(Xian)场(Chang),(?)有(You)可(Ke)能(Neng)接(Jie)触(Chu)到(Dao)可(Ke)燃(Ran)性(Xing)物(Wu)质(Zhi)。(?)因(Yin)此(Ci),(?)这(Zhe)些(Xie)仪(Yi)器(Qi)仪(Yi)表(Biao)应(Ying)该(Gai)设(She)计(Ji)成(Cheng)防(Fang)爆(Bao)型(Xing)仪(Yi)器(Qi)仪(Yi)表(Biao)。(?)
(?) (?)①(?)按(An)防(Fang)爆(Bao)型(Xing)式(Shi)分(Fen)类(Lei)有(You):(?)本(Ben)质(Zhi)安(An)全(Quan)型(Xing)仪(Yi)表(Biao)、(?)隔(Ge)爆(Bao)型(Xing)仪(Yi)表(Biao)、(?)正(Zheng)压(Ya)型(Xing)仪(Yi)表(Biao)等(Deng)。(?)
(?) (?)②(?)按(An)仪(Yi)表(Biao)的(De)使(Shi)用(Yong)性(Xing)能(Neng)分(Fen)类(Lei)有(You):(?)防(Fang)爆(Bao)温(Wen)度(Du)仪(Yi)表(Biao)及(Ji)变(Bian)送(Song)器(Qi)、(?)防(Fang)爆(Bao)压(Ya)力(Li)表(Biao)及(Ji)传(Chuan)感(Gan)器(Qi)、(?)压(Ya)力(Li)差(Cha)压(Ya)变(Bian)送(Song)器(Qi)、(?)防(Fang)爆(Bao)流(Liu)量(Liang)仪(Yi)表(Biao)、(?)防(Fang)爆(Bao)物(Wu)位(Wei)仪(Yi)表(Biao)、(?)防(Fang)爆(Bao)称(Cheng)重(Zhong)、(?)测(Ce)力(Li)仪(Yi)表(Biao)及(Ji)传(Chuan)感(Gan)器(Qi)、(?)防(Fang)爆(Bao)逻(Luo)辑(Ji)开(Kai)关(Guan)、(?)防(Fang)爆(Bao)执(Zhi)行(Xing)器(Qi)、(?)防(Fang)爆(Bao)仪(Yi)表(Biao)盘(Pan)、(?)机(Ji)箱(Xiang)、(?)机(Ji)柜(Gui)、(?)关(Guan)联(Lian)设(She)备(Bei)((?)防(Fang)爆(Bao)安(An)全(Quan)栅(Zha))(?)等(Deng)。(?)
(?) (?)大(Da)部(Bu)分(Fen)工(Gong)业(Ye)自(Zi)动(Dong)化(Hua)仪(Yi)表(Biao)是(Shi)采(Cai)用(Yong)直(Zhi)流(Liu)低(Di)电(Dian)压(Ya)24V供(Gong)电(Dian),(?)采(Cai)用(Yong)4-20mA作(Zuo)为(Wei)传(Chuan)输(Shu)信(Xin)号(Hao),(?)采(Cai)用(Yong)1-5V作(Zuo)为(Wei)联(Lian)络(Luo)信(Xin)号(Hao),(?)即(Ji)用(Yong)电(Dian)流(Liu)传(Chuan)输(Shu)、(?)电(Dian)压(Ya)接(Jie)收(Shou)的(De)并(Bing)联(Lian)制(Zhi)信(Xin)号(Hao)系(Xi)统(Tong)。(?)它(Ta)不(Bu)同(Tong)于(Yu)防(Fang)爆(Bao)电(Dian)机(Ji)和(He)电(Dian)器(Qi),(?)具(Ju)有(You)低(Di)电(Dian)压(Ya)、(?)小(Xiao)电(Dian)流(Liu)的(De)特(Te)点(Dian),(?)设(She)计(Ji)者(Zhe)较(Jiao)容(Rong)易(Yi)从(Cong)限(Xian)制(Zhi)仪(Yi)表(Biao)电(Dian)路(Lu)的(De)能(Neng)量(Liang)着(Zhuo)手(Shou),(?)将(Jiang)电(Dian)压(Ya)、(?)电(Dian)流(Liu)及(Ji)电(Dian)气(Qi)参(Can)数(Shu)设(She)计(Ji)在(Zai)允(Yun)许(Xu)范(Fan)围(Wei)内(Nei),(?)达(Da)到(Dao)防(Fang)爆(Bao)要(Yao)求(Qiu)。(?)也(Ye)就(Jiu)是(Shi)说(Shuo)仪(Yi)表(Biao)电(Dian)路(Lu)本(Ben)身(Shen)就(Jiu)具(Ju)备(Bei)防(Fang)爆(Bao)性(Xing)能(Neng),(?)这(Zhe)种(Zhong)防(Fang)爆(Bao)型(Xing)式(Shi)称(Cheng)为(Wei)本(Ben)质(Zhi)安(An)全(Quan)型(Xing)防(Fang)爆(Bao)仪(Yi)表(Biao)。(?)但(Dan)是(Shi)、(?)由(You)于(Yu)设(She)计(Ji)工(Gong)业(Ye)过(Guo)程(Cheng)控(Kong)制(Zhi)系(Xi)统(Tong)的(De)工(Gong)程(Cheng)技(Ji)术(Shu)人(Ren)员(Yuan)的(De)习(Xi)惯(Guan),(?)希(Xi)望(Wang)与(Yu)工(Gong)业(Ye)过(Guo)程(Cheng)控(Kong)制(Zhi)系(Xi)统(Tong)与(Yu)其(Qi)他(Ta)电(Dian)气(Qi)系(Xi)统(Tong)一(Yi)致(Zhi),(?)都(Du)是(Shi)隔(Ge)爆(Bao)型(Xing)式(Shi),(?)所(Suo)以(Yi),(?)也(Ye)需(Xu)要(Yao)有(You)隔(Ge)爆(Bao)型(Xing)的(De)防(Fang)爆(Bao)活(Huo)接(Jie)头(Tou)供(Gong)应(Ying)市(Shi)场(Chang)。(?)这(Zhe)时(Shi)不(Bu)再(Zai)从(Cong)仪(Yi)表(Biao)电(Dian)路(Lu)上(Shang)考(Kao)虑(Lu),(?)而(?)是(Shi)设(She)计(Ji)一(Yi)个(Ge)符(Fu)合(He)要(Yao)求(Qiu)的(De)隔(Ge)爆(Bao)外(Wai)壳(Ke)。(?)有(You)些(Xie)仪(Yi)表(Biao)如(Ru)成(Cheng)分(Fen)分(Fen)析(Xi)仪(Yi)表(Biao)、(?)显(Xian)示(Shi)仪(Yi)表(Biao),(?)在(Zai)爆(Bao)炸(Zha)危(Wei)险(Xian)场(Chang)所(Suo)需(Xu)要(Yao)打(Da)开(Kai)校(Xiao)验(Yan),(?)需(Xu)要(Yao)设(She)计(Ji)正(Zheng)压(Ya)型(Xing)防(Fang)爆(Bao)型(Xing),(?)把(Ba)许(Xu)多(Duo)非(Fei)防(Fang)爆(Bao)型(Xing)的(De)仪(Yi)表(Biao)安(An)装(Zhuang)在(Zai)一(Yi)个(Ge)仪(Yi)表(Biao)箱(Xiang)或(Huo)柜(Gui)上(Shang)甚(Shen)至(Zhi)于(Yu)一(Yi)个(Ge)小(Xiao)室(Shi)里(Li),(?)然(Ran)后(Hou),(?)对(Dui)箱(Xiang)、(?)柜(Gui)、(?)小(Xiao)室(Shi)进(Jin)行(Xing)正(Zheng)压(Ya)通(Tong)风(Feng)达(Da)到(Dao)防(Fang)爆(Bao)要(Yao)求(Qiu)。(?)
你(Ni)觉(Jue)得(De)这(Zhe)篇(Pian)防(Fang)爆(Bao)电(Dian)器(Qi)的(De)安(An)全(Quan)许(Xu)可(Ke)要(Yao)求(Qiu)以(Yi)及(Ji)仪(Yi)器(Qi)仪(Yi)表(Biao)分(Fen)类(Lei)文(Wen)章(Zhang)怎(Zen)么(Me)样(Yang)?(?)
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