如何測試傳感器的溫度誤差?


如題,傳感器的溫度誤差要怎麼測試呢?這裏說的溫度誤差是指比較大的誤差,在室溫20±5℃的de情qing況kuang下xia使shi用yong時shi可ke忽hu略lve溫wen度du誤wu差cha,當dang在zai環huan境jing溫wen度du變bian化hua較jiao大da的de情qing況kuang下xia使shi用yong,就jiu要yao測ce試shi溫wen度du誤wu差cha了le,那na麼me問wen題ti來lai了le,要yao怎zen麼me測ce試shi呢ne?其qi實shi溫wen度du誤wu差cha產chan生sheng的de原yuan因yin也ye挺ting複fu雜za的de,要yao測ce試shi還hai真zhen的de不bu怎zen麼me容rong易yi呢ne,下xia麵mian就jiu讓rang我wo們men一yi起qi來lai了le解jie一yi下xia吧ba。


傳感器


一、根據溫標試驗要求,選擇溫標設備;


二、對傳感器、支架以及傳遞杆等進行2~3個高低溫度循環和位移循環老化。其目的是消除安裝間隙及殘餘應力;


三、測定溫標支架及位移傳遞杆的溫度變形量,以便對被標定的傳感器的溫度誤差提供修正量。其方法是:zaiyuanzhuangchuanganqidedifang,yongyigendengchangdudedipengzhanghejinganlaidaiti,erweiyigeidingzhuangzhiyongweiyichuanganqidaiti。zheyangwenbiaozhijiajichuandigandewendubianxingliangbianzhijieyouweiyichuanganqilaicechu;


四、duichuanganqijinxingbianwenshiyan。shouxianzuochangwenweiyishiyan,ranhougaibianwendudaomouyudingzhishi,hengwenyixiaoshijinxingbianwenhoudeweiyibiaoding。weilehuodegewenduqujiandewenduwucha,keshidangduoqujigewendudianjinxingweiyishiyan;


傳感器


以上方法你get了嗎?
2018-09-07 322
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