科威(wei)尔(er)压(ya)力变(bian)送器工作(zuo)(zuo)(zuo)原理陶(tao)(tao)(tao)瓷(ci)电(dian)(dian)(dian)容传感器的(de)(de)(de)设计是(shi)(shi)基于电(dian)(dian)(dian)容值(zhi)的(de)(de)(de)大小(xiao)在其他条件(jian)不变(bian)时，只(zhi)与两极间(jian)的(de)(de)(de)距离相关的(de)(de)(de)原理。由陶(tao)(tao)(tao)瓷(ci)膜(mo)片(pian)及衬(chen)(chen)底构成电(dian)(dian)(dian)容两极，测量(liang)时，过(guo)(guo)程压(ya)力直接作(zuo)(zuo)(zuo)用(yong)(yong)于坚固(gu)耐腐(fu)蚀(shi)的(de)(de)(de)陶(tao)(tao)(tao)瓷(ci)膜(mo)片(pian)上，使之产(chan)生(sheng)弹(dan)性(xing)位移，就可以从衬(chen)(chen)底和膜(mo)片(pian)之间(jian)检测到电(dian)(dian)(dian)容的(de)(de)(de)变(bian)化，经(jing)微调(diao)电(dian)(dian)(dian)路作(zuo)(zuo)(zuo)用(yong)(yong)后(hou)，输出(chu)一个(ge)精确的(de)(de)(de)电(dian)(dian)(dian)压(ya)信号，再(zai)(zai)通过(guo)(guo)变(bian)送器转换(huan)成对(dui)应(ying)(ying)的(de)(de)(de)4~20mA信号输出(chu)。陶(tao)(tao)(tao)瓷(ci)压(ya)阻(zu)(zu)传感器的(de)(de)(de)原理是(shi)(shi)压(ya)敏(min)电(dian)(dian)(dian)阻(zu)(zu)的(de)(de)(de)压(ya)阻(zu)(zu)效应(ying)(ying)及硅材料受压(ya)力作(zuo)(zuo)(zuo)用(yong)(yong)时电(dian)(dian)(dian)阻(zu)(zu)发生(sheng)变(bian)化的(de)(de)(de)特性(xing)。电(dian)(dian)(dian)阻(zu)(zu)印刷在陶(tao)(tao)(tao)瓷(ci)膜(mo)片(pian)的(de)(de)(de)背(bei)面(mian)，连接成一个(ge)惠斯通电(dian)(dian)(dian)桥(qiao)（闭桥(qiao)），测量(liang)时，压(ya)力直接作(zuo)(zuo)(zuo)用(yong)(yong)在膜(mo)片(pian)上，使之产(chan)生(sheng)微小(xiao)的(de)(de)(de)形变(bian)，改变(bian)桥(qiao)臂电(dian)(dian)(dian)阻(zu)(zu)，经(jing)过(guo)(guo)微调(diao)电(dian)(dian)(dian)路放大后(hou)，使电(dian)(dian)(dian)桥(qiao)产(chan)生(sheng)一个(ge)与压(ya)力成正比的(de)(de)(de)电(dian)(dian)(dian)压(ya)信号，再(zai)(zai)通过(guo)(guo)变(bian)送器转换(huan)成对(dui)应(ying)(ying)的(de)(de)(de)4~20mA信号输出(chu)。新余PBT压(ya)力变(bian)送器

压力(li)变(bian)(bian)送(song)器(qi)(qi)(qi)安(an)装及调(diao)试(shi)1. 安(an)装按以(yi)下(xia)步骤进行操作：1)将(jiang)(jiang)变(bian)(bian)送(song)器(qi)(qi)(qi)通过连(lian)接(jie)(jie)螺(luo)纹安(an)装在(zai)测量口位置。2)旋(xuan)(xuan)开变(bian)(bian)送(song)器(qi)(qi)(qi)上(shang)盖(gai)，旋(xuan)(xuan)松电缆密(mi)封(feng)接(jie)(jie)头，拔下(xia)接(jie)(jie)线(xian)(xian)(xian)端(duan)子(zi)，将(jiang)(jiang)电缆线(xian)(xian)(xian)（≤Ф8）穿过电缆密(mi)封(feng)接(jie)(jie)头，按说明(ming)书要求接(jie)(jie)线(xian)(xian)(xian)图连(lian)线(xian)(xian)(xian)。3)旋(xuan)(xuan)紧电缆密(mi)封(feng)接(jie)(jie)头，整(zheng)理(li)、固定引出(chu)(chu)(chu)的(de)电缆线(xian)(xian)(xian)，同时旋(xuan)(xuan)上(shang)变(bian)(bian)送(song)器(qi)(qi)(qi)上(shang)盖(gai)。注1：①接(jie)(jie)线(xian)(xian)(xian)端(duan)子(zi)“-”端(duan)为4~20mA的(de)电流(liu)输出(chu)(chu)(chu)端(duan)，不能(neng)将(jiang)(jiang)24VDC电源线(xian)(xian)(xian)的(de)负极接(jie)(jie)在(zai)“-”端(duan)，否则(ze)检测不到变(bian)(bian)送(song)器(qi)(qi)(qi)输出(chu)(chu)(chu)电流(liu)信号。②连(lian)接(jie)(jie)电缆的(de)时候应将(jiang)(jiang)出(chu)(chu)(chu)线(xian)(xian)(xian)电缆下(xia)垂。切(qie)忌电缆上(shang)翘(qiao)，否则(ze)会将(jiang)(jiang)冷凝水导入变(bian)(bian)送(song)器(qi)(qi)(qi)，造成变(bian)(bian)送(song)器(qi)(qi)(qi)的(de)损坏。唐山PIT智能(neng)压力(li)变(bian)(bian)送(song)器(qi)(qi)(qi)

科威尔(er)压(ya)(ya)(ya)(ya)力(li)变(bian)(bian)送器(qi)(qi)(qi)概(gai)述PGT精(jing)密(mi)型压(ya)(ya)(ya)(ya)力(li)变(bian)(bian)送器(qi)(qi)(qi)采用(yong)(yong)(yong)干式陶瓷(ci)电(dian)容(rong)传(chuan)感器(qi)(qi)(qi)或(huo)陶瓷(ci)压(ya)(ya)(ya)(ya)阻(zu)传(chuan)感器(qi)(qi)(qi)作(zuo)为测(ce)(ce)(ce)(ce)量(liang)(liang)(liang)(liang)单元(yuan)。陶瓷(ci)电(dian)容(rong)传(chuan)感器(qi)(qi)(qi)采用(yong)(yong)(yong)电(dian)容(rong)测(ce)(ce)(ce)(ce)量(liang)(liang)(liang)(liang)原理，作(zuo)用(yong)(yong)(yong)元(yuan)素单一，测(ce)(ce)(ce)(ce)量(liang)(liang)(liang)(liang)精(jing)度比较高可达0.1级，同时具有抗(kang)干扰、抗(kang)污及抗(kang)过载(zai)能力(li)强等诸多(duo)优点；而陶瓷(ci)压(ya)(ya)(ya)(ya)阻(zu)传(chuan)感器(qi)(qi)(qi)则具有测(ce)(ce)(ce)(ce)量(liang)(liang)(liang)(liang)范围广(guang)，抗(kang)过压(ya)(ya)(ya)(ya)能力(li)更强等优点。变(bian)(bian)送器(qi)(qi)(qi)外观精(jing)美、体(ti)积(ji)小巧、稳定(ding)可靠，适(shi)(shi)用(yong)(yong)(yong)于(yu)多(duo)种气体(ti)、液(ye)体(ti)的表压(ya)(ya)(ya)(ya)、绝(jue)压(ya)(ya)(ya)(ya)测(ce)(ce)(ce)(ce)量(liang)(liang)(liang)(liang)，是(shi)一款(kuan)经济实用(yong)(yong)(yong)的压(ya)(ya)(ya)(ya)力(li)测(ce)(ce)(ce)(ce)量(liang)(liang)(liang)(liang)元(yuan)件(jian)。PGT精(jing)密(mi)型压(ya)(ya)(ya)(ya)力(li)变(bian)(bian)送器(qi)(qi)(qi)适(shi)(shi)用(yong)(yong)(yong)于(yu)气体(ti)、蒸汽、液(ye)体(ti)的 或(huo)相对压(ya)(ya)(ya)(ya)力(li)测(ce)(ce)(ce)(ce)量(liang)(liang)(liang)(liang)。广(guang)泛应(ying)用(yong)(yong)(yong)于(yu)水电(dian)、化学和石化工业(ye)等领(ling)域，用(yong)(yong)(yong)于(yu)工业(ye)过程(cheng)和一般过程(cheng)测(ce)(ce)(ce)(ce)量(liang)(liang)(liang)(liang)技术中。

压(ya)力变(bian)(bian)送(song)(song)器注意事项1.订(ding)货(huo)时应注意注明量(liang)程上限、测(ce)量(liang)方式、精(jing)度等(deng)(deng)级、接口尺寸(cun)等(deng)(deng)。2.货(huo)到(dao)后需方应按装箱单检(jian)查仪表及附(fu)件是否(fou)齐全、完好，如有损坏，应尽快与(yu)供(gong)货(huo)方联系(xi)。3.变(bian)(bian)送(song)(song)器应储(chu)存(cun)在(zai)(zai)干燥、通风、阴凉、无(wu)腐(fu)蚀性气体、绝缘良好及无(wu)危害因素的(de)(de)(de)室内，不(bu)得将变(bian)(bian)送(song)(song)器放在(zai)(zai)高(gao)(gao)(gao)温、高(gao)(gao)(gao)湿场合(he)保(bao)存(cun)的(de)(de)(de)环境中(zhong)。4.变(bian)(bian)送(song)(song)器在(zai)(zai)保(bao)存(cun)、移(yi)动(dong)或安(an)装时，不(bu)得摔碰，防止(zhi)跌落，以免(mian)(mian)造成传(chuan)感器损伤和零点迁移(yi)。5.本产品属(shu)精(jing)密测(ce)量(liang)仪表，严禁随意冲击(ji)、强力支撑(cheng)、拆卸或用(yong)尖锐的(de)(de)(de)器具捅引(yin)压(ya)孔传(chuan)感器膜片。6.请确认(ren)按说(shuo)明书中(zhong)的(de)(de)(de)要求接线正确后方可上电(dian)(dian)(dian)。7.敷设(she)信号电(dian)(dian)(dian)缆(lan)时请与(yu)高(gao)(gao)(gao)电(dian)(dian)(dian)压(ya)，高(gao)(gao)(gao)频率设(she)备(bei)及电(dian)(dian)(dian)缆(lan)保(bao)持安(an)全距离(li)，以免(mian)(mian)造成对变(bian)(bian)送(song)(song) 器输(shu)出信号的(de)(de)(de)干扰及产生的(de)(de)(de)感应高(gao)(gao)(gao)电(dian)(dian)(dian)压(ya)损坏变(bian)(bian)送(song)(song)器。8.严禁用(yong)户自(zi)行拆解变(bian)(bian)送(song)(song)器或进行维修(xiu)，否(fou)则不(bu)予保(bao)修(xiu)。9.如变(bian)(bian)送(song)(song)器不(bu)能正常工作，请将变(bian)(bian)送(song)(song)器返回(hui)本公司(si)检(jian)测(ce)。

科威尔压(ya)(ya)力(li)变(bian)(bian)送器(qi)特点PIT智(zhi)能压(ya)(ya)力(li)变(bian)(bian)送器(qi)具有以(yi)下特点：1.采(cai)用(yong)(yong)进(jin)口(kou)传感(gan)器(qi)，高精度、高稳定性(xing)、高可靠(kao)性(xing)；2.数字、液(ye)晶压(ya)(ya)力(li)显示(shi)，显示(shi)直观(guan)；3.抗(kang)干(gan)扰(rao)强(qiang)、长期稳定性(xing)好(hao)，优于(yu)0.1%FS/年；4.抗(kang)震(zhen)动(dong)(dong)、抗(kang)冲击，可使用(yong)(yong)在有振(zhen)动(dong)(dong)的工况；5.本质安全(quan)防爆；体积小(xiao)、外(wai)形美观(guan)、性(xing)价(jia)比(bi)高；6. 量(liang)程(cheng)范围(wei)宽，可测量(liang)绝压(ya)(ya)、表压(ya)(ya)和(he)密封表压(ya)(ya)PGT精密型压(ya)(ya)力(li)变(bian)(bian)送器(qi)采(cai)用(yong)(yong)干(gan)式陶瓷(ci)电容(rong)传感(gan)器(qi)或陶瓷(ci)压(ya)(ya)阻传感(gan)器(qi)作为测量(liang)单元。陶瓷(ci)电容(rong)传感(gan)器(qi)采(cai)用(yong)(yong)电容(rong)测量(liang)原理，作用(yong)(yong)元素单一，测量(liang)精度比(bi)较(jiao)高可达0.1级，同时具有抗(kang)干(gan)扰(rao)、抗(kang)污(wu)及抗(kang)过载能力(li)强(qiang)等诸多(duo)优点北(bei)海PAT高频动(dong)(dong)态压(ya)(ya)力(li)变(bian)(bian)送器(qi)

新余PBT压力(li)变送器

科(ke)威尔压(ya)(ya)力(li)变(bian)(bian)(bian)(bian)(bian)(bian)(bian)(bian)送(song)(song)(song)器(qi)(qi)(qi)(qi)(qi)的分类(lei)压(ya)(ya)力(li)变(bian)(bian)(bian)(bian)(bian)(bian)(bian)(bian)送(song)(song)(song)器(qi)(qi)(qi)(qi)(qi)根据(ju)测(ce)(ce)量(liang)范围(wei)，可(ke)分成压(ya)(ya)力(li)变(bian)(bian)(bian)(bian)(bian)(bian)(bian)(bian)送(song)(song)(song)器(qi)(qi)(qi)(qi)(qi)、差压(ya)(ya)变(bian)(bian)(bian)(bian)(bian)(bian)(bian)(bian)送(song)(song)(song)器(qi)(qi)(qi)(qi)(qi)和(he)负压(ya)(ya)变(bian)(bian)(bian)(bian)(bian)(bian)(bian)(bian)送(song)(song)(song)器(qi)(qi)(qi)(qi)(qi)三种(zhong)(zhong)(zhong)；压(ya)(ya)力(li)变(bian)(bian)(bian)(bian)(bian)(bian)(bian)(bian)送(song)(song)(song)器(qi)(qi)(qi)(qi)(qi)根据(ju)传感器(qi)(qi)(qi)(qi)(qi)种(zhong)(zhong)(zhong)类(lei)，可(ke)分为陶瓷(ci)压(ya)(ya)阻压(ya)(ya)力(li)变(bian)(bian)(bian)(bian)(bian)(bian)(bian)(bian)送(song)(song)(song)器(qi)(qi)(qi)(qi)(qi)、扩散硅压(ya)(ya)力(li)变(bian)(bian)(bian)(bian)(bian)(bian)(bian)(bian)送(song)(song)(song)器(qi)(qi)(qi)(qi)(qi)、电(dian)容式压(ya)(ya)力(li)变(bian)(bian)(bian)(bian)(bian)(bian)(bian)(bian)送(song)(song)(song)器(qi)(qi)(qi)(qi)(qi)和(he)单晶(jing)硅压(ya)(ya)力(li)变(bian)(bian)(bian)(bian)(bian)(bian)(bian)(bian)送(song)(song)(song)器(qi)(qi)(qi)(qi)(qi)。​扩散硅压(ya)(ya)力(li)变(bian)(bian)(bian)(bian)(bian)(bian)(bian)(bian)送(song)(song)(song)器(qi)(qi)(qi)(qi)(qi)具有工作可(ke)靠(kao)、性能稳(wen)定(ding)、安装(zhuang)使用(yong)(yong)方便、体积小、重量(liang)轻、性能价格比(bi)高等(deng)特点，在(zai)各种(zhong)(zhong)(zhong)正负压(ya)(ya)力(li)测(ce)(ce)量(liang)中(zhong)得(de)到了 的应用(yong)(yong)，是目前市场(chang)上占有率比(bi)较高的。电(dian)容式压(ya)(ya)力(li)变(bian)(bian)(bian)(bian)(bian)(bian)(bian)(bian)送(song)(song)(song)器(qi)(qi)(qi)(qi)(qi)应其(qi)精度高、稳(wen)定(ding)性能好、抗干扰能力(li)强、抗过压(ya)(ya)能力(li)强等(deng)特点，在(zai)工业(ye)场(chang)合使用(yong)(yong)率高。新余(yu)PBT压(ya)(ya)力(li)变(bian)(bian)(bian)(bian)(bian)(bian)(bian)(bian)送(song)(song)(song)器(qi)(qi)(qi)(qi)(qi)

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