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。