描述(shu):優寶電(dian)子(zi)臺(tai)秤(cheng)本(ben)質安(an)全型(xing)(包(bao)括復(fu)合(he)本(ben)安(an)型)電(dian)子(zi)秤(cheng)、隔(ge)爆(bao)型電(dian)子(zi)秤(cheng)、正(zheng)壓型電(dian)子(zi)秤(cheng)、增(zeng)安(an)型電(dian)子(zi)秤(cheng)以(yi)及無火花型(xing)等(deng)。蘇州(zhou)金(jin)鉆供(gong)應(ying)各(ge)種(zhong)形(xing)式(shi)、種(zhong)類、規格(ge)的防爆(bao)電(dian)子(zi)秤(cheng)
優寶電(dian)子(zi)臺(tai)秤(cheng)




電(dian)子(zi)秤(cheng)的三大組成部(bu)分(fen),電(dian)阻應變式(shi)稱重(zhong)傳感(gan)器、接(jie)線盒與稱重儀(yi)表電(dian)氣(qi)回(hui)路及其周(zhou)圍環境(jing)可(ke)能(neng)引燃(ran)引爆(bao)的因素(su)為(wei):
1、點燃(ran)源:
(1) 短路、斷(duan)路,產生(sheng)瞬(shun)間(jian)火花;
(2)觸(chu)點(dian)操(cao)作(zuo)弓|起火花
(3)靜(jing)電(dian)放(fang)電(dian)、磨(mo)擦(ca)產生(sheng)火花;
(4)導(dao)線(xian)、元(yuan)器件(jian)過熱(re)造(zao)成(cheng)表(biao)面(mian)溫度(du)升高(gao)。
2、爆(bao)炸性(xing)物質--可(ke)燃(ran)性(xing) 氣(qi)體(ti)或粉(fen)塵(chen)等(deng);
3、助(zhu)燃(ran)劑-空氣(qi)(氧(yang)氣(qi))
電(dian)子(zi)秤(cheng)引燃(ran)引爆(bao)的原因?怎麽(me)防爆(bao)?
電(dian)子(zi)秤(cheng)怎麽(me)防爆(bao):
1、采(cai)取(qu)限(xian)流(liu)限(xian)壓的:本(ben)質安(an)全型(xing)(“ia"“ib );
2、采(cai)取(qu)隔(ge)爆(bao)保護(hu)外(wai)殼(ke):隔(ge)爆(bao)型(“d ); .
3、采(cai)取(qu)IP防(fang)護外(wai)殼(ke)設(she)計的:粉塵類防爆(bao)(“DIP );
4、采(cai)取(qu)隔(ge)離措施(shi)的:正(zheng)壓型(“p )充油(you)型(“o )充(chong)砂(sha)型(xing)(“q9.澆(jiao)封型(“m );
5、采(cai)取(qu)特(te)定(ding)結構的:增(zeng)安(an)型(“e 0、無(wu)火花型(xing)(“n );
6、采(cai)取(qu)特(te)殊(shu)設計(ji)的:特(te)殊(shu)型(“s )
優寶電(dian)子(zi)臺(tai)秤(cheng)
電(dian)子(zi)秤(cheng)常(chang)用(yong)的防爆(bao)型式(shi)為(wei):
本(ben)質安(an)全型(xing)(包(bao)括復(fu)合(he)本(ben)安(an)型)電(dian)子(zi)秤(cheng)、隔(ge)爆(bao)型電(dian)子(zi)秤(cheng)、正(zheng)壓型電(dian)子(zi)秤(cheng)、增(zeng)安(an)型電(dian)子(zi)秤(cheng)以(yi)及無火花型(xing)等(deng)。蘇州(zhou)金(jin)鉆供(gong)應(ying)各(ge)種(zhong)形(xing)式(shi)、種(zhong)類、規格(ge)的防爆(bao)電(dian)子(zi)秤(cheng)
防(fang)爆(bao)電(dian)子(zi)稱(cheng)是(shi)壹(yi)種(zhong)可在有(you)爆(bao)炸性(xing)氣(qi)體(ti)或爆(bao)炸性(xing)粉(fen)塵場(chang)合使用(yong)的稱重計(ji)量(liang)設(she)備(bei),在通用(yong)型電(dian)子(zi)衡(heng)器的基礎上(shang)通過采(cai)用(yong)降壓,隔離,密封以(yi)及光纜(lan)通訊(xun)等(deng)多種(zhong)措施(shi),阻斷(duan)或(huo)消(xiao)滅衡(heng)器內部(bu)電(dian)子(zi)線(xian)路中可(ke)能(neng)產生(sheng)的引爆(bao)源電(dian)氣(qi)火花,靜(jing)電(dian)火花,高(gao)溫(wen),從(cong)而保證電(dian)子(zi)衡(heng)器能在相(xiang)應的危險(xian)區域(yu)中(zhong)安(an)全可(ke)靠(kao)地工作(zuo)。
當(dang)物體放(fang)在秤(cheng)盤上(shang)時,壓力施(shi)加給傳感(gan)器,該傳感(gan)器發(fa)生(sheng)彈性(xing)形(xing)變,從(cong)而使阻抗發(fa)生(sheng)變化,同時使用(yong)激(ji)勵電(dian)壓發(fa)生(sheng)變化,輸出壹(yi)個變化的模擬(ni)信號(hao)。該信號(hao)經放(fang)大電(dian)路放(fang)大輸出到模數轉換器。轉換成(cheng)便於處(chu)理(li)的數字信號(hao)輸出(chu)到CPU運算(suan)控制,CPU根據(ju)鍵(jian)盤命(ming)令以(yi)及程序將(jiang)這種(zhong)結果(guo)輸(shu)出(chu)到顯示器,直至顯(xian)示這種(zhong)結果(guo)。
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