PT100传(Chuan)感(Gan)器(Qi)、(?)热(Re)电(Dian)阻(Zu)PT100、(?)PT100温(Wen)度(Du)传(Chuan)感(Gan)器(Qi)
概(Gai)述(Shu)
(?) (?)PT100传(Chuan)感(Gan)器(Qi)作(Zuo)为(Wei)测(Ce)量(Liang)温(Wen)度(Du)用(Yong)的(De)传(Chuan)感(Gan)器(Qi),(?)通(Tong)常(Chang)和(He)显(Xian)示(Shi)仪(Yi)表(Biao)、(?)记(Ji)录(Lu)仪(Yi)表(Biao)及(Ji)控(Kong)制(Zhi)装(Zhuang)置(Zhi)配(Pei)套(Tao)使(Shi)用(Yong),(?)测(Ce)量(Liang)范(Fan)围(Wei)-50℃(?)~ 200℃(?)。(?)从(Cong)而(?)实(Shi)现(Xian)温(Wen)度(Du)测(Ce)量(Liang)、(?)控(Kong)制(Zhi)和(He)调(Diao)节(Jie)等(Deng)全(Quan)过(Guo)程(Cheng)。(?)
特(Te)点(Dian)
(?) (?)采(Cai)用(Yong)德(De)国(Guo)进(Jin)口(Kou)薄(Bao)膜(Mo)铂(Bo)热(Re)电(Dian)阻(Zu)元(Yuan)件(Jian),(?)产(Chan)品(Pin)质(Zhi)量(Liang)达(Da)到(Dao)IEC751标(Biao)准(Zhun)。(?)铂(Bo)电(Dian)阻(Zu)的(De)电(Dian)阻(Zu)值(Zhi)随(Sui)着(Zhuo)温(Wen)度(Du)的(De)变(Bian)化(Hua)而(?)变(Bian)化(Hua)。(?)温(Wen)度(Du)和(He)电(Dian)阻(Zu)的(De)关(Guan)系(Xi)接(Jie)近(Jin)于(Yu)线(Xian)性(Xing)关(Guan)系(Xi),(?)偏(Pian)差(Cha)极(Ji)小(Xiao),(?)且(Qie)电(Dian)气(Qi)性(Xing)能(Neng)稳(Wen)定(Ding)。(?)体(Ti)积(Ji)小(Xiao)、(?)耐(Nai)振(Zhen)动(Dong)、(?)可(Ke)靠(Kao)性(Xing)高(Gao),(?)同(Tong)时(Shi)具(Ju)有(You)灵(Ling)敏(Min)、(?)稳(Wen)定(Ding)性(Xing)好(Hao)、(?)产(Chan)品(Pin)寿(Shou)命(Ming)长(Chang)和(He)使(Shi)用(Yong)方(Fang)便(Bian)等(Deng)优(You)点(Dian)。(?)
工(Gong)作(Zuo)原(Yuan)理(Li)
(?) (?)Pt100铂(Bo)电(Dian)阻(Zu)温(Wen)度(Du)传(Chuan)感(Gan)器(Qi)是(Shi)利(Li)用(Yong)金(Jin)属(Shu)铂(Bo)在(Zai)温(Wen)度(Du)变(Bian)化(Hua)时(Shi)自(Zi)身(Shen)电(Dian)阻(Zu)值(Zhi)也(Ye)随(Sui)之(Zhi)改(Gai)变(Bian)的(De)特(Te)性(Xing)来(Lai)测(Ce)量(Liang) 温(Wen)度(Du)的(De),(?)显(Xian)示(Shi)仪(Yi)表(Biao)将(Jiang)会(Hui)指(Zhi)示(Shi)出(Chu)铂(Bo)电(Dian)阻(Zu)的(De)电(Dian)阻(Zu)值(Zhi)所(Suo)对(Dui)应(Ying)的(De)温(Wen)度(Du)值(Zhi)。(?)当(Dang)被(Bei)测(Ce)介(Jie)质(Zhi)中(Zhong)存(Cun)在(Zai)温(Wen)度(Du)梯(Ti)度(Du)时(Shi),(?)所(Suo)测(Ce)得(De)的(De)温(Wen)度(Du)是(Shi)感(Gan)温(Wen)元(Yuan)件(Jian)所(Suo)在(Zai)范(Fan)围(Wei)内(Nei)介(Jie)质(Zhi)层(Ceng)中(Zhong)的(De)平(Ping)均(Jun)温(Wen)度(Du)。(?)
型(Xing)号(Hao)示(Shi)例(Li)
技(Ji)术(Shu)数(Shu)据(Ju)
型(Xing)号(Hao) | 测(Ce)温(Wen)范(Fan)围(Wei) | 分(Fen)度(Du)号(Hao) | 精(Jing)度(Du)等(Deng)级(Ji) | 0℃(?)阻(Zu)值(Zhi) | 热(Re)响(Xiang)应(Ying)时(Shi)间(Jian) | 绝(Jue)缘(Yuan)电(Dian)阻(Zu) |
WZP系(Xi)列(Lie) | -50℃(?)~ 200℃(?) | PT100 | A | 100Ω±0.06Ω | 4~ 6秒(Miao) | ≥200MΩ |
B | 100Ω±0.12Ω |
(?)
测(Ce)温(Wen)端(Duan) | 材(Cai)料(Liao) | 引(Yin)线(Xian) | 用(Yong)途(Tu) | ||||
长(Chang)度(Du) | 规(Gui)格(Ge) | 材(Cai)料(Liao) | 耐(Nai)温(Wen) | 屏(Ping)蔽(Bi) | |||
Φ3X16 Φ4X18 Φ4X32 Φ4X40 | (?)1Cr18Ni9Ti 不(Bu)锈(Xiu)钢(Gang) | 引(Yin)线(Xian)长(Chang)度(Du)用(Yong)户(Hu)定(Ding)义(Yi) | 3X0.2m 7/0.2 | (?)F46导(Dao)线(Xian) | 200℃(?) | 有(You)屏(Ping)蔽(Bi)或(Huo)无(Wu)屏(Ping)蔽(Bi) | 电(Dian)机(Ji)绕(Rao)组(Zu)测(Ce)温(Wen) |
Φ3X16 Φ6X38 | 陶(Tao)瓷(Ci) |
传(Chuan)感(Gan)器(Qi)工(Gong)作(Zuo)电(Dian)流(Liu)应(Ying)≤1mA
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