科威尔压(ya)(ya)(ya)力(li)变(bian)送器(qi)工作(zuo)原(yuan)理陶瓷(ci)电(dian)(dian)容传(chuan)感器(qi)的(de)(de)(de)(de)设计是基于电(dian)(dian)容值的(de)(de)(de)(de)大小在其他条(tiao)件(jian)不变(bian)时(shi)，只与两(liang)(liang)极(ji)间的(de)(de)(de)(de)距(ju)离相关的(de)(de)(de)(de)原(yuan)理。由(you)陶瓷(ci)膜(mo)(mo)片及(ji)衬底构(gou)成(cheng)电(dian)(dian)容两(liang)(liang)极(ji)，测量(liang)时(shi)，过(guo)程压(ya)(ya)(ya)力(li)直接作(zuo)用(yong)于坚固耐腐蚀的(de)(de)(de)(de)陶瓷(ci)膜(mo)(mo)片上，使之产生(sheng)弹性位移，就可以(yi)从衬底和膜(mo)(mo)片之间检(jian)测到电(dian)(dian)容的(de)(de)(de)(de)变(bian)化，经(jing)微调(diao)(diao)电(dian)(dian)路作(zuo)用(yong)后(hou)，输(shu)(shu)出一(yi)个精确的(de)(de)(de)(de)电(dian)(dian)压(ya)(ya)(ya)信(xin)号(hao)(hao)，再(zai)通过(guo)变(bian)送器(qi)转(zhuan)换(huan)(huan)成(cheng)对(dui)(dui)应(ying)的(de)(de)(de)(de)4~20mA信(xin)号(hao)(hao)输(shu)(shu)出。陶瓷(ci)压(ya)(ya)(ya)阻传(chuan)感器(qi)的(de)(de)(de)(de)原(yuan)理是压(ya)(ya)(ya)敏电(dian)(dian)阻的(de)(de)(de)(de)压(ya)(ya)(ya)阻效应(ying)及(ji)硅材料受压(ya)(ya)(ya)力(li)作(zuo)用(yong)时(shi)电(dian)(dian)阻发生(sheng)变(bian)化的(de)(de)(de)(de)特性。电(dian)(dian)阻印(yin)刷在陶瓷(ci)膜(mo)(mo)片的(de)(de)(de)(de)背(bei)面，连接成(cheng)一(yi)个惠斯(si)通电(dian)(dian)桥（闭桥），测量(liang)时(shi)，压(ya)(ya)(ya)力(li)直接作(zuo)用(yong)在膜(mo)(mo)片上，使之产生(sheng)微小的(de)(de)(de)(de)形变(bian)，改变(bian)桥臂电(dian)(dian)阻，经(jing)过(guo)微调(diao)(diao)电(dian)(dian)路放大后(hou)，使电(dian)(dian)桥产生(sheng)一(yi)个与压(ya)(ya)(ya)力(li)成(cheng)正比的(de)(de)(de)(de)电(dian)(dian)压(ya)(ya)(ya)信(xin)号(hao)(hao)，再(zai)通过(guo)变(bian)送器(qi)转(zhuan)换(huan)(huan)成(cheng)对(dui)(dui)应(ying)的(de)(de)(de)(de)4~20mA信(xin)号(hao)(hao)输(shu)(shu)出。新余(yu)PBT压(ya)(ya)(ya)力(li)变(bian)送器(qi)

压力(li)变(bian)(bian)(bian)送(song)(song)器(qi)安装(zhuang)及(ji)调试(shi)1. 安装(zhuang)按以(yi)下(xia)步骤(zhou)进行操作：1)将变(bian)(bian)(bian)送(song)(song)器(qi)通过(guo)连接(jie)(jie)(jie)螺纹安装(zhuang)在测量口位置。2)旋开变(bian)(bian)(bian)送(song)(song)器(qi)上(shang)盖，旋松电(dian)(dian)缆(lan)(lan)密(mi)封(feng)接(jie)(jie)(jie)头，拔下(xia)接(jie)(jie)(jie)线(xian)(xian)端(duan)(duan)子，将电(dian)(dian)缆(lan)(lan)线(xian)(xian)（≤Ф8）穿(chuan)过(guo)电(dian)(dian)缆(lan)(lan)密(mi)封(feng)接(jie)(jie)(jie)头，按说明书要求(qiu)接(jie)(jie)(jie)线(xian)(xian)图(tu)连线(xian)(xian)。3)旋紧电(dian)(dian)缆(lan)(lan)密(mi)封(feng)接(jie)(jie)(jie)头，整理、固定引出(chu)(chu)的电(dian)(dian)缆(lan)(lan)线(xian)(xian)，同时(shi)旋上(shang)变(bian)(bian)(bian)送(song)(song)器(qi)上(shang)盖。注1：①接(jie)(jie)(jie)线(xian)(xian)端(duan)(duan)子“-”端(duan)(duan)为4~20mA的电(dian)(dian)流(liu)输出(chu)(chu)端(duan)(duan)，不能将24VDC电(dian)(dian)源线(xian)(xian)的负极接(jie)(jie)(jie)在“-”端(duan)(duan)，否则检(jian)测不到变(bian)(bian)(bian)送(song)(song)器(qi)输出(chu)(chu)电(dian)(dian)流(liu)信号(hao)。②连接(jie)(jie)(jie)电(dian)(dian)缆(lan)(lan)的时(shi)候应将出(chu)(chu)线(xian)(xian)电(dian)(dian)缆(lan)(lan)下(xia)垂。切忌电(dian)(dian)缆(lan)(lan)上(shang)翘，否则会(hui)将冷(leng)凝水导(dao)入变(bian)(bian)(bian)送(song)(song)器(qi)，造成变(bian)(bian)(bian)送(song)(song)器(qi)的损坏。唐山PIT智能压力(li)变(bian)(bian)(bian)送(song)(song)器(qi)

科威尔(er)压(ya)力(li)变(bian)送(song)(song)(song)(song)器(qi)(qi)概述PGT精(jing)密型压(ya)力(li)变(bian)送(song)(song)(song)(song)器(qi)(qi)采(cai)用(yong)(yong)干式陶(tao)瓷电(dian)容(rong)传感(gan)器(qi)(qi)或(huo)陶(tao)瓷压(ya)阻传感(gan)器(qi)(qi)作(zuo)为测(ce)(ce)(ce)量(liang)(liang)单元。陶(tao)瓷电(dian)容(rong)传感(gan)器(qi)(qi)采(cai)用(yong)(yong)电(dian)容(rong)测(ce)(ce)(ce)量(liang)(liang)原理，作(zuo)用(yong)(yong)元素单一(yi)，测(ce)(ce)(ce)量(liang)(liang)精(jing)度比较高可达(da)0.1级(ji)，同时具有抗(kang)干扰、抗(kang)污及(ji)抗(kang)过(guo)载能力(li)强(qiang)等(deng)诸多优点；而陶(tao)瓷压(ya)阻传感(gan)器(qi)(qi)则(ze)具有测(ce)(ce)(ce)量(liang)(liang)范(fan)围广(guang)，抗(kang)过(guo)压(ya)能力(li)更强(qiang)等(deng)优点。变(bian)送(song)(song)(song)(song)器(qi)(qi)外观精(jing)美、体(ti)积小巧、稳(wen)定(ding)可靠，适用(yong)(yong)于多种气(qi)体(ti)、液(ye)体(ti)的(de)表压(ya)、绝压(ya)测(ce)(ce)(ce)量(liang)(liang)，是一(yi)款经济实(shi)用(yong)(yong)的(de)压(ya)力(li)测(ce)(ce)(ce)量(liang)(liang)元件。PGT精(jing)密型压(ya)力(li)变(bian)送(song)(song)(song)(song)器(qi)(qi)适用(yong)(yong)于气(qi)体(ti)、蒸汽、液(ye)体(ti)的(de) 或(huo)相对压(ya)力(li)测(ce)(ce)(ce)量(liang)(liang)。广(guang)泛应用(yong)(yong)于水电(dian)、化(hua)学和(he)石(shi)化(hua)工(gong)业(ye)等(deng)领(ling)域，用(yong)(yong)于工(gong)业(ye)过(guo)程和(he)一(yi)般(ban)过(guo)程测(ce)(ce)(ce)量(liang)(liang)技术中。

压(ya)力变(bian)送(song)(song)(song)(song)器(qi)(qi)(qi)注(zhu)意(yi)事项1.订货时应注(zhu)意(yi)注(zhu)明(ming)量程上限(xian)、测量方(fang)式、精度等级、接口尺寸等。2.货到后需方(fang)应按(an)装箱单检查仪表(biao)及附件是否齐(qi)全、完好，如有损坏，应尽快与(yu)供货方(fang)联(lian)系。3.变(bian)送(song)(song)(song)(song)器(qi)(qi)(qi)应储存(cun)在(zai)干(gan)燥(zao)、通风、阴(yin)凉、无(wu)(wu)腐蚀性气体(ti)、绝(jue)缘(yuan)良好及无(wu)(wu)危害(hai)因素的(de)室(shi)内，不(bu)得将(jiang)(jiang)变(bian)送(song)(song)(song)(song)器(qi)(qi)(qi)放在(zai)高(gao)温、高(gao)湿(shi)场合保(bao)(bao)存(cun)的(de)环境中(zhong)。4.变(bian)送(song)(song)(song)(song)器(qi)(qi)(qi)在(zai)保(bao)(bao)存(cun)、移动或安装时，不(bu)得摔碰(peng)，防止跌落，以免(mian)造(zao)成传感(gan)器(qi)(qi)(qi)损伤(shang)和零点迁移。5.本产品属(shu)精密测量仪表(biao)，严禁随意(yi)冲(chong)击、强力支(zhi)撑、拆卸或用(yong)尖锐的(de)器(qi)(qi)(qi)具捅引(yin)压(ya)孔传感(gan)器(qi)(qi)(qi)膜片。6.请(qing)确(que)认按(an)说明(ming)书中(zhong)的(de)要(yao)求接线正确(que)后方(fang)可(ke)上电(dian)。7.敷设(she)信(xin)号电(dian)缆时请(qing)与(yu)高(gao)电(dian)压(ya)，高(gao)频率设(she)备(bei)及电(dian)缆保(bao)(bao)持安全距离(li)，以免(mian)造(zao)成对(dui)变(bian)送(song)(song)(song)(song) 器(qi)(qi)(qi)输(shu)出信(xin)号的(de)干(gan)扰及产生(sheng)的(de)感(gan)应高(gao)电(dian)压(ya)损坏变(bian)送(song)(song)(song)(song)器(qi)(qi)(qi)。8.严禁用(yong)户(hu)自(zi)行拆解变(bian)送(song)(song)(song)(song)器(qi)(qi)(qi)或进(jin)行维修，否则不(bu)予保(bao)(bao)修。9.如变(bian)送(song)(song)(song)(song)器(qi)(qi)(qi)不(bu)能正常(chang)工作，请(qing)将(jiang)(jiang)变(bian)送(song)(song)(song)(song)器(qi)(qi)(qi)返(fan)回本公司(si)检测。

科威尔(er)压(ya)(ya)(ya)力(li)变送(song)器特(te)点PIT智能压(ya)(ya)(ya)力(li)变送(song)器具有(you)以(yi)下特(te)点：1.采(cai)用(yong)(yong)(yong)进口传感(gan)(gan)(gan)器，高(gao)精(jing)(jing)度、高(gao)稳(wen)(wen)定性(xing)、高(gao)可(ke)(ke)靠性(xing)；2.数字(zi)、液晶压(ya)(ya)(ya)力(li)显示(shi)，显示(shi)直观；3.抗干(gan)扰强、长(zhang)期稳(wen)(wen)定性(xing)好，优(you)于(yu)0.1%FS/年；4.抗震(zhen)动(dong)、抗冲击，可(ke)(ke)使用(yong)(yong)(yong)在有(you)振动(dong)的工况；5.本质安全防爆(bao)；体积小、外形美(mei)观、性(xing)价比高(gao)；6. 量(liang)(liang)程范围宽，可(ke)(ke)测(ce)量(liang)(liang)绝(jue)压(ya)(ya)(ya)、表压(ya)(ya)(ya)和密(mi)封表压(ya)(ya)(ya)PGT精(jing)(jing)密(mi)型压(ya)(ya)(ya)力(li)变送(song)器采(cai)用(yong)(yong)(yong)干(gan)式陶瓷电容(rong)传感(gan)(gan)(gan)器或陶瓷压(ya)(ya)(ya)阻传感(gan)(gan)(gan)器作为测(ce)量(liang)(liang)单元(yuan)。陶瓷电容(rong)传感(gan)(gan)(gan)器采(cai)用(yong)(yong)(yong)电容(rong)测(ce)量(liang)(liang)原理，作用(yong)(yong)(yong)元(yuan)素单一，测(ce)量(liang)(liang)精(jing)(jing)度比较高(gao)可(ke)(ke)达0.1级，同时具有(you)抗干(gan)扰、抗污(wu)及抗过载能力(li)强等诸多优(you)点北海PAT高(gao)频(pin)动(dong)态压(ya)(ya)(ya)力(li)变送(song)器

新余PBT压力变送器(qi)

科(ke)威尔压(ya)(ya)(ya)力(li)(li)(li)变(bian)(bian)送(song)(song)器(qi)(qi)(qi)的(de)分类(lei)压(ya)(ya)(ya)力(li)(li)(li)变(bian)(bian)送(song)(song)器(qi)(qi)(qi)根(gen)据测量(liang)范围，可(ke)(ke)分成(cheng)压(ya)(ya)(ya)力(li)(li)(li)变(bian)(bian)送(song)(song)器(qi)(qi)(qi)、差(cha)压(ya)(ya)(ya)变(bian)(bian)送(song)(song)器(qi)(qi)(qi)和(he)负压(ya)(ya)(ya)变(bian)(bian)送(song)(song)器(qi)(qi)(qi)三(san)种；压(ya)(ya)(ya)力(li)(li)(li)变(bian)(bian)送(song)(song)器(qi)(qi)(qi)根(gen)据传感器(qi)(qi)(qi)种类(lei)，可(ke)(ke)分为陶(tao)瓷压(ya)(ya)(ya)阻压(ya)(ya)(ya)力(li)(li)(li)变(bian)(bian)送(song)(song)器(qi)(qi)(qi)、扩散硅(gui)压(ya)(ya)(ya)力(li)(li)(li)变(bian)(bian)送(song)(song)器(qi)(qi)(qi)、电容式(shi)压(ya)(ya)(ya)力(li)(li)(li)变(bian)(bian)送(song)(song)器(qi)(qi)(qi)和(he)单(dan)晶硅(gui)压(ya)(ya)(ya)力(li)(li)(li)变(bian)(bian)送(song)(song)器(qi)(qi)(qi)。​扩散硅(gui)压(ya)(ya)(ya)力(li)(li)(li)变(bian)(bian)送(song)(song)器(qi)(qi)(qi)具(ju)有(you)工作可(ke)(ke)靠(kao)、性(xing)能(neng)稳定、安装使用(yong)方便(bian)、体积小、重量(liang)轻(qing)、性(xing)能(neng)价(jia)格比高(gao)(gao)等(deng)特点(dian)，在(zai)各种正负压(ya)(ya)(ya)力(li)(li)(li)测量(liang)中(zhong)得到了 的(de)应(ying)用(yong)，是目前市场(chang)上占有(you)率(lv)比较高(gao)(gao)的(de)。电容式(shi)压(ya)(ya)(ya)力(li)(li)(li)变(bian)(bian)送(song)(song)器(qi)(qi)(qi)应(ying)其精度(du)高(gao)(gao)、稳定性(xing)能(neng)好、抗干(gan)扰(rao)能(neng)力(li)(li)(li)强(qiang)(qiang)、抗过压(ya)(ya)(ya)能(neng)力(li)(li)(li)强(qiang)(qiang)等(deng)特点(dian)，在(zai)工业场(chang)合使用(yong)率(lv)高(gao)(gao)。新余(yu)PBT压(ya)(ya)(ya)力(li)(li)(li)变(bian)(bian)送(song)(song)器(qi)(qi)(qi)

深圳(zhen)市(shi)(shi)科(ke)威(wei)(wei)尔(er)自动化(hua)控制有限公司(si)位于深圳(zhen)市(shi)(shi)龙岗(gang)区横岗(gang)街道(dao)(dao)龙岗(gang)大道(dao)(dao)3278号联建(jian)楼二楼202-4-A。在市(shi)(shi)场经济的(de)浪潮中(zhong)拼博(bo)和(he)发展(zhan)，目前深圳(zhen)科(ke)威(wei)(wei)尔(er)在仪(yi)器仪(yi)表中(zhong)拥有较高(gao)的(de)**度，享有良好的(de)声誉。深圳(zhen)科(ke)威(wei)(wei)尔(er)取得全网商盟(meng)认证，标(biao)志着我们的(de)服务和(he)管理水平(ping)达到了一个新的(de)高(gao)度。深圳(zhen)科(ke)威(wei)(wei)尔(er)全体(ti)员工愿与(yu)各界有识之士共(gong)同发展(zhan)，共(gong)创美好未来。

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