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分享PT100温度传感器非常有用的几点知识

来源:发表时间:2020-05-28

Pt100WENDUCHUANGANQISHICHUANGANQIZHONGFEICHANGCHANGJIANDECHUANGANQI CHULI XINGYE。ZHEIPIANWENZHANGTAOLUNLEYOUGUANPt100CHUANGANQIDEXUDUOYOUYONGHESHIYONGDEZHISHI。TIGONGYOUGUANRTDHEPRTCHUANGANQI,BUTONGDEPt100JIXIEJIEGOU,WENDU-DIANZUGUANXI,WENDUXISHU,JINGDUDENGJIDENGXINXI。  


QIANYIDUANSHIJIANWOXIEGUOGUANYUREDIANOUDEWENZHANG,YINCIWOXIANGSHISHIHOUXIEYOUGUANRTDWENDUCHUANGANQIDEWENZHANGLE,YOUQISHIZAIPt100CHUANGANQISHANG,TASHIGUOCHENGGONGYEZHONGFEICHANGCHANGJIANDEWENDUCHUANGANQI。ZHEIGEBOKEJIESHULEHENZHANGSHIJIAN,YINWEIZAIPt100CHUANGANQISHANGYOUHENDUOYOUYONGDEXINXIYAOFENXIANG。XIWANGNINXIHUANTA,BINGCONGZHONGXUEXIDAOYIXIEDONGXI。YINCI,RANGWOMENKAISHIBA!

 


MULU

SUIZHEZHEIPIANWENZHANGBIANDEXIANGDANGZHANG,XIAMIANDEMULUKEYIBANGZHUNINCHAKANQIZHONGDENEIRONG:


RTDCHUANGANQI

PRTCHUANGANQI

PRTYUREDIANOU

CELIANGRTD / PRTCHUANGANQI

CELIANGDIANLIU

ZIFARE

PRTCHUANGANQIDEBUTONGJIXIEJIEGOU

SPRT

BUFENZHICHIDEPRT

GONGYEBODIANZUWENDUJI,IPRT

DIANYING

QITARTDCHUANGANQI

QITABOJINCHUANGANQI

QITARTDCHUANGANQI

PT100CHUANGANQI

WENDUXISHU

PT100(385)DENAIWENGUANXI

QITAJUYOUBUTONGWENDUXISHUDEPt100CHUANGANQI

QUEBAOCELIANGSHEBEIZHICHIPt100CHUANGANQI

PT100JINGDU(GONGCHA)DENGJI

XISHU

KALUNDAER·FAN·DUSEN

ITS-90

SITANHATE·HATE

 


DUIYU  SHUYU,  ZHEILIANGGE  “CHUANGANQI”  HE “TANZHEN”  DEHUA ,YIBANSHIYONGWOZHUYAOSHIZAIBENWENZHONGSHIYONG“CHUANGANQI”。 


LINGWAI,RENMENHUIXIE  “ Pt100”  HE  “ Pt-100”,  WOJIANGZHUYAOSHIYONGPt100GESHI。(SHIDE,WOZHIDAOIEC / DIN 60751SHIYONGPt-100GESHI,DANSHIWOHENXIGUANPt100GESHI)。


 


QINGJIWOZHEIPIANpdfGESHIDEWENZHANG!DIANJIXIAMIANDELIANJIEXIAZAIpdf:


 BAIPISHU:Pt100WENDUCHUANGANQI-YOUYONGDEZHISHI

 


RTDCHUANGANQI

YOUYUPt100SHIRTDCHUANGANQI,YINCIRANGWOMENSHOUXIANKANYIXIARTDCHUANGANQISHISHENME。


SUOXIE  RTD  LAIZI“ DIANZUWENDUJIANCEQI。ZHEISHIYIGEWENDUCHUANGANQI,QIDIANZUQUJUEYUWENDU;DANGWENDUBIANHUASHI,CHUANGANQIDEDIANZUYEHUIBIANHUA。YINCI,TONGGUOCELIANGCHUANGANQIDEDIANZU,KEYIJIANGRTDCHUANGANQIYONGYUCELIANGWENDU。


RTDCHUANGANQITONGCHANGYOUBO,TONG,NIEHEJINHUOGEZHONGJINSHUYANGHUAWUZHICHENG。


 


PRTCHUANGANQI

BO  SHIRTDCHUANGANQIZUICHANGYONGDECAILIAO。BOJUYOUKEKAO,KEZHONGFUHEXIANXINGDEWENDU-DIANZUGUANXI。YOUBOZHICHENGDERTDCHUANGANQICHENGWEI  PRT,JI“ BODIANZUWENDUJI”。ZAIGUOCHENGGONGYEZHONGZUICHANGYONGDEBOPRTCHUANGANQISHI  Pt100  CHUANGANQI。MINGCHENGZHONGDESHUZI“ 100”BIAOSHIZAI0°C(32°F)WENDUXIADEDIANZUWEI100OUMU。SHAOHOUHUIYOUGENGDUOXIANGXIXINXI。


 


PRTYUREDIANOU

ZAIJIAOZAODEBOKEWENZHANGZHONG,WOMENTAOLUNLEREDIANOU。ZAIXUDUOGONGYEYINGYONGZHONG,REDIANOUHAIYONGZUOWENDUCHUANGANQI。NEIME,REDIANOUHEPRTCHUANGANQIYOUSHENMEQUBIE?ZHEISHIREDIANOUHEPRTCHUANGANQIZHIJIANDEJIANDUANBIJIAO:


REDIANOU: 


KEYONGYUCELIANGGENGGAODEWENDU

FEICHANGJIANGU

BIANYIDE

ZIGONGDIAN,BUXUYAOWAIBUJILI

BUTAIZHUNQUE

XUYAOLENGDUANBUCHANG

YANZHANGXIANBIXUSHISHIYONGYUREDIANOULEIXINGDECAILIAO,BINGQIEBIXUZHUYICELIANGDIANLUZHONGSUOYOUJIEDIANDEWENDUJUNYUNXING

DIANXIANBUJUNYUNKENENGHUIDAOZHIYIWAICUOWU

PRT:


BIREDIANOUGENGJINGQUE,XIANXINGHEWENDING

BUXUYAOXIANGREDIANOUNEIYANGDELENGDUANBUCHANG

YANZHANGXIANKEYISHITONGXIAN

BIREDIANOUGUI

XUYAOSHIHECHUANGANQILEIXINGDEYIZHILICIDIANLIU

GENGCUIRUO

 


JIANERYANZHI,NINKEYISHUOREDIANOUGENGSHIHEGAOWEN  YINGYONG,ERPRT GENGSHIHE  YAOQIUGENGGAOJINGDUDEYINGYONG  。


YOUGUANREDIANOUHELENGDUANBUCHANGDEGENGDUOXINXI,QINGCANJIANYIXIAJIAOZAODEBOKEWENZHANG:


REDIANOULENG(JIZHUN)JIEBUCHANG


 


CELIANGRTD / PRTCHUANGANQI

YOUYURTDCHUANGANQIDEDIANZUHUISUIWENDUBIANHUAERBIANHUA,YINCIHENMINGXIAN,ZAICELIANGRTDCHUANGANQISHI,NINXUYAOCELIANGDIANZU。NINKEYIYIOUMUWEIDANWEICELIANGDIANZU,RANHOUGENJUSUOYONGRTDLEIXINGDEZHUANHUANBIAO(HUOGONGSHI)JIANGQISHOUDONGZHUANHUANWEIWENDUCELIANGZHI。


RUJIN,ZUICHANGJIANDESHI,DANGZAISHEBEIZHONGXUANZELEZHENGQUEDERTDLEIXINGSHI(JIASHETAZHICHISUOYONGDERTDLEIXING),NINJIANGSHIYONGWENDUCELIANGSHEBEIHUOXIAOZHUNQI,GAISHEBEIHUIZIDONGJIANGCELIANGDAODEDIANZUZHUANHUANWEIWENDUDUSHU。DANGRAN,RUGUOZAISHEBEIZHONGXUANZELECUOWUDERTDCHUANGANQILEIXING,ZEJIANGDAOZHICUOWUDEWENDUCELIANGJIEGUO。


YOUDUOZHONGCELIANGDIANZUDEFANGFA。NINKEYISHIYONG  2、3HUO4XIANLIANJIE。2XIANZHILIANJIEJINSHIYONGYUJINGDUFEICHANGDIDECELIANG(ZHUYAOSHIGUZHANGPAICHU),YINWEIRENHEXIANDIANZUHUOLIANJIEDIANZUDOUHUIJICELIANGDAILAIWUCHA。RENHEZHENGCHANGGUOCHENGDECELIANGJUNYINGSHIYONG3XIANHUO4XIANCELIANG。


LIRU,IEC 60751BIAOZHUNGUIDING,RENHEJINGDUDENGJICHAOGUOBDECHUANGANQIDOUBIXUSHIYONG3HUO4XIANZHICELIANG。BENWENSHAOHOUJIANGXIANGXIJIESHAOJINGDUDENGJI。


ZHIXUJIZHUSHIYONG3HUO4XIANZHICELIANGJIKE。


DANGRAN,DUIYUMOUXIEGAOZUKANGREMINDIANZU,Pt1000CHUANGANQIHUOQITAGAOZUKANGCHUANGANQI,YOU2XIANZHICELIANGYINQIDEFUJIAWUCHAKENENGBUHUITAIDA。


YOUGUAN2、3HE4XIANDIANZUCELIANGDEGENGDUOXINXI,QINGCANJIANXIAMIANDEBOKEWENZHANGLIANJIE:


DIANZUCELIANG;2、3HUO4XIANLIANJIE–RUHEGONGZUOYIJISHIYONGNAZHONG?


 


CELIANGDIANLIU

ZHENGRUSHANGMIANLIANJIEDEBOKEWENZHANGZHONGGENGXIANGXIDIJIESHIDENEIYANG,DANGSHEBEIZHENGZAICELIANGDIANZUSHI,TAHUITONGGUODIANZUFASONGYIGEXIAODEZHUNQUEDIANLIU,RANHOUCELIANGQISHANGCHANSHENGDEDIANYAJIANG。RANHOU,KEYIGENJUOUMUDINGLV(R = U / I)YONGDIANYAJIANGCHUYIDIANLIULAIJISUANDIANZU。


RUGUONINDUIYOUGUANOUMUDINGLVDEGENGDUOXIANGXIXINXIGANXINGQU,QINGCHAKANCIBOKEWENZHANG:


OUMUDINGLV–TASHISHENME,YIQIJISHURENYUANYINGGAIZHIDAOSHENME


 


ZIFARE

DANGCELIANGDIANLIULIUGUORTDCHUANGANQISHI,YEHUIDAOZHIRTDCHUANGANQILVEWEIYURE。ZHEIZHONGXIANXIANGCHENGWEI  ZIRE。CELIANGDIANLIUYUEGAO,TONGDIANSHIJIANYUEZHANG,CHUANGANQIYUREDECHENGDUJIUYUEDA。ERQIE,CHUANGANQIDEJIEGOUJIQIDUIZHOUWEIHUANJINGDEREZUJIANGDUIZIRECHANSHENGHENDAYINGXIANG。HENMINGXIAN,WENDUCHUANGANQIZHONGDEZHEIZHONGZIREHUIDAOZHIHENXIAODECELIANGWUCHA。


ZAICELIANGPt100CHUANGANQISHI,CELIANGDIANLIUTONGCHANGZUIDAWEI1 mA,DANKEYIDIZHI100 µASHENZHIGENGDI。GENJUBIAOZHUN(LIRUIEC 60751),ZIREBUDECHAOGUOCHUANGANQIGONGCHAGUIGEDE25%。


 


PRTCHUANGANQIDEBUTONGJIXIEJIEGOU

PRTCHUANGANQITONGCHANGSHIFEICHANGJINGMIDEYIQI,BUXINGDESHI,  JINGDUJIHUWUYILIWAIDIYUJIXIEQIANGDUCHENGFANBI。WEILECHENGWEIYIGEJINGQUEDEWENDUJI,YUANJIANNEIBUDEBOJINSIYINGNENGGOUSUIWENDUJINKENENGZIYOUDISHOUSUOHEPENGZHANG,YIBIMIANYINGBIANHEBIANXING。QUEDIANSHIZHEIZHONGCHUANGANQIDUIJIXIECHONGJIHEZHENDONGFEICHANGMINGAN。


 


BIAOZHUNBODIANZUWENDUJI(SPRT)

GENGJINGQUEDE  BIAOZHUNBODIANZUWENDUJI(SPRT)  CHUANGANQISHIYONGYUZAIGUDINGDIANZHIJIANSHIXIANITS-90WENDUKEDUDEYIQI。TAMENYOUFEICHANGCHUNJINGDECAILIAOZHICHENG(α= 3,926 x 10 -3  °C -1)BOJIN,BINGQIEDAOXIANZHIJIAZHIZAISHIDAOXIANJINKENENGBAOCHIWUYINGBIAN。BIPMCHUBANDE“ ITS-90DESHIXIANZHINAN”(Bureau International des Poids et Mesures)DINGYILESPRTCHUANGANQIBIXUMANZUDEBIAOZHUN。QITACHUANGANQIYEBUYINGGAIBEICHENGWEISPRT。YOUYONGYUBUTONGYINGYONGDEBOLI,SHIYINGHEJINSHUHUTAOCHUANGANQI。SPRTDUIRENHELEIXINGDEJIASUDUDOUJIWEIMINGAN,LIRUZUIXIAODECHONGJIHEZHENDONG,ZHEIXIANZHILESPRTZAIZUIGAOJINGDUCELIANGZHONGDESHIYONG。


 


BUFENZHICHIDEPRT

BUFENZHICHIDEPRT  SHIWENDUJIXINGNENGHEJIXIEQIANGDUZHIJIANDEZHEZHONG。ZUIZHUNQUEDE CHUANGANQITONGCHANGCHENGWEI  CIJIBIAOZHUN  HUO  CIJICANKAOCHUANGANQI。ZHEIXIECHUANGANQIKENENGCAIYONGYIXIAJIEGOU SPRT DIANXIANDENGJIKENENGXIANGTONGHUOFEICHANGJIEJIN。YOUYUDIANXIANDEZHICHI,TAMENBURUSPRTYISUI。RUGUOXIAOXINCHULI,TAMENSHENZHIKEYONGYUXIANCHANGYINGYONG,RENGRANTIGONGCHUSEDEWENDINGXINGHEDIZHIHOUXING。


 


GONGYEBODIANZUWENDUJI,IPRT

DANGZENGJIADAOXIANZHICHENGSHI,JIXIEQIANGDUHUIZENGJIA,DANYUPIAOYIHEZHIHOUWENTIXIANGGUANDEYINGBIANYEHUIZENGJIA。ZHEIXIECHUANGANQICHENGWEI  GONGYEBODIANZUWENDUJIIPRT。WANQUANZHICHIDEIPRTJUYOUGENGDUODEDIANXIANZHICHI,BINGQIEZAIJIXIESHANGFEICHANGJIANGU。DIANXIANWANQUANFENGZHUANGZAITAOCIHUOBOLIZHONG,YINCIDUIZHENDONGHEJIXIECHONGJIFEICHANGMINGAN。QUEDIANSHIZHANGQIDEWENDINGXINGCHA,CIZHIXIANXIANGYEHENDA,YINWEICHUANGANBOBEIZHANHEDAOJUYOUBUTONGREPENGZHANGTEXINGDEJIBANSHANG。


DIANYING

 JINNIANLAI,DIANYING PRTFASHENGLEHENDADEBIANHUA,XIANZAIYOUGENGHAODEPRT。TAMENYIDUOZHONGXINGSHIYONGYUBUTONGDEYINGYONGCHENGXU。JIANGBOBOJIANSHEDAOXUANDINGDEJIBANSHANG,TONGCHANGJIANGYUANJIANDEDIANZUJIGUANGWEIDIAOZHISUOXUDEDIANZUZHI,ZUIHOUJIANGQIFENGZHUANGQILAIYIJINXINGBAOHU。YUXIANYUANJIANBUTONG,BOMOYUANJIANDUIZIDONGHUAZHIZAOGUOCHENGYOUHAODEDUO,ZHEISHIDEBOMOYUANJIANTONGCHANGBIXIANYUANJIANBIANYI。CHULEMOYUANJIANTONGCHANGJUYOUFEICHANGDIDESHIJIANCHANGSHU,ZHEIYIWEIZHETAMENDUIWENDUBIANHUADEFANYINGFEICHANGKUAIZHIWAI,QIYOUQUEDIANTONGCHANGYUWANQUANZHICHENGDEXIANYUANJIANXIANGTONG。RUQIANSUOSHU,YIXIEZHIZAOSHANGYIJINGKAIFACHUKEYIGENGHAODIJIEHEXINGNENGHENAIYONGXINGDEJISHU。


 


QITARTDCHUANGANQI

QITABOJINCHUANGANQI

JINGUANPt100SHIZUICHANGJIANDEPlatinum RTD / PRTCHUANGANQI,DANHAIYOUQITAJIZHONGCHUANGANQI,LIRUPt25,Pt50,Pt200,Pt500HEPt1000。ZHEIXIECHUANGANQIZHIJIANDEZHUYAOQUBIEHENRONGYICAIDAO,JICHUANGANQIMINGCHENGZHONGTIDAODE0°CSHIDEDIANZU。LIRU,Pt1000CHUANGANQIJUYOU DIKANGXING ZAI0°CSHIWEI1000OUMU。WENDUXISHUYEHENZHONGYAO,YINWEITAHUIYINGXIANGQITAWENDUXIADEDIANZU。RUGUOSHIPt1000(385),ZEYIWEIZHEQIWENDUXISHUWEI0.00385°C。


 


QITARTDCHUANGANQI

JINGUANBOJINCHUANGANQISHIZUICHANGJIANDERTDCHUANGANQI,DANYEYOUQITACAILIAOZHICHENGDECHUANGANQI,BAOKUONIE,NIETIEHETONGCHUANGANQI。CHANGJIANDENIECHUANGANQIBAOKUONi100HENi120,NIETIECHUANGANQINi-Fe 604OUMUHETONGCHUANGANQICu10。ZHEIXIECAILIAOZAIMOUXIEYINGYONGZHONGGEYOUYOUSHI。ZHEIXIEDEGONGTONGQUEDIANSHIYUGUIJINSHUBOXIANGBI,WENDUFANWEIJIAOZHAIQIEYISHOUFUSHI。


RTDCHUANGANQIYEKEYIYONGQITACAILIAOZHICHENG,LIRUJIN,YIN,WU,LAOTIEHUOZHE。TAMENZAIMOUXIEYINGYONGZHONGBIAOXIANCHUSE,DANZAIZHENGCHANGDEGONGYECAOZUOZHONGQUEHENSHAOJIAN。


YOUYURTDCHUANGANQIDEDIANZUQUJUEYUWENDU,YINCIWOMENYEKEYIZAICILEIBIEZHONGBAOKUOSUOYOUTONGYONGPTC(ZHENGWENDUXISHU)HENTC(FUWENDUXISHU)CHUANGANQI。ZHEIXIESHILISHIYONGYUCELIANGWENDUDEREMINDIANZUHEBANDAOTI。NTCLEIXINGYOUQICHANGJIANYUCELIANGWENDU。


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