1. 測(cè)溫范圍、允差 名稱(chēng) | 型號(hào) | 分度號(hào) | 測(cè)溫范圍 | 等級(jí) | 允許偏差 | 鉑電阻 | WZP | Pt100 Pt10 | -200~±650℃ | A | ±(0.15+0.02t) | B | ±0.30+0.005t | 銅電阻 | WZC | Cu50 Cu100 | -50~+150℃ | | ±(0.30+0.006t) | 2.熱響應(yīng)時(shí)間 在溫度出現(xiàn)階躍變化時(shí),熱電阻的電阻值變化至相當(dāng)于該階躍變化的50%,所需要的時(shí)間稱(chēng)為熱響應(yīng)時(shí)間,用t0.5表示。 3.自熱影響 鉑電阻允許通過(guò)電流1mA,zui大測(cè)量電流為5mA,由此產(chǎn)生的升溫不大于0.3℃。 4.電阻溫度系數(shù)(α)與標(biāo)稱(chēng)值的偏差 名稱(chēng) | 等級(jí) | α | α | 鉑電阻 | A | 0.003851 | ±0.000006 | B | ±0.000012 | 銅電阻 | | 0.004280 | ±0.000020 | 5.絕緣電阻 當(dāng)周?chē)諝鉁囟?/span>15-35℃和相對(duì)濕度小于80%時(shí)熱電阻絕緣電阻不小于100MΩ。 薄膜鉑電阻元件 一、 概述 CRZ系列薄膜鉑熱電阻元件是把金屬鉑研制成粉漿,采用先進(jìn)的激光噴濺薄膜技術(shù)及光刻法和干燥蝕刻法把附著在陶瓷基片上形成膜,引線(xiàn)經(jīng)過(guò)激光調(diào)阻制成,*自動(dòng)的生產(chǎn)程序保證了產(chǎn)品*符合IEC標(biāo)準(zhǔn)。 二、 技術(shù)特點(diǎn) 1. 薄膜鉑熱電阻元件用陶瓷和鉑制成,因而在高溫下能夠保持優(yōu)良的穩(wěn)定性,適合在-50~400℃的溫度下使用。 2. 鉑薄膜通過(guò)激光噴濺在陶瓷表層,因而它具有良好的防震和防沖擊性能。 3. 薄膜表面蓋以陶瓷,因而元件能夠承受高壓,并具有良好的絕緣性。 4. 引線(xiàn)材料為鎳鍍金和純鈀兩種。 5. 規(guī)格: 型號(hào) | 規(guī)格 長(zhǎng)×寬×高 | 阻值 | 測(cè)量電流 | 精度 | 測(cè)量范圍 | 熱響應(yīng)時(shí)間 | CRZ-1632 | 3.2×1.6×1.0 | PT100 PT100 | ≤1mA | A | -50~550℃ | ≤0.3S | CRZ-2005 | 5.0×2.0×1.1 | PT50 | ≤2mA | A | -50~400℃ | CRZ-2005 | 5.0×2.0×1.0 | PT10 | ≤0.5mA | B | -50~500℃ | 6. 精度: 等級(jí) | α | 0℃時(shí)的電阻值(Ω) | 允許偏差(Ω) | A | 0.003851 | 100.00 | ±0.150+0.002t | B | 0.003851 | 100.00 | ±0.30+0.005t | 雙金屬溫度計(jì),wss-561,wss-461,wss-552,wss-452,WSS-551,wss-451,wss-582,wss-482,wss-581,wss-481,wss-512,wss-412,.wss-312,wss-511,wss-411,wss-311,wss-502,WSS-402,wss-302,wss-501,wss-401,WSS-301,WSSXP-481,WSSXE-481,WSSXP-411,WSSXE-411,WSSXP-401,WSSXE-401,WSSP-581,WSSP-481,WSSP-511,WSSP-411,WSSP-501,WSSP-401,WSSE-581,WSSE-481,WSSE-511,WSSE-411,WSSE-501,WSSE-401,WSS-583L熱套式雙金屬溫度計(jì),WSSX-403L,WSSX-483L,WSS-483L,WSS-413L,WSS-413L,WSS-503L,WSS-403L,WSSX-483S,WSSX-413S,WSS-483S,WSS-513S,WSS-413S,WSS-503S,WSS-403S,WSSX-486電接點(diǎn)雙金屬溫度計(jì),WSSX-416,WSSX-406,WSSX-485,WSSX-415,.WSSX-405,WSSX-484,WSSX-414,WSSX-404,WSSX-483,WSSX-413,WSSX-403,WSSX-482,WZPK-124U,WZPK-406U,WZPK-503U,WZP-3212U,WZP-270U,WRNN2-436,WRP-130,WRP2-130,WRP-131,WRP2-131,WRQ-130,WRQ2-130,WRQ-131,WRQ2-131,WRR-130,WRR2-130,WZPK-336SA,WZPK2-335SA,WZPK-236SA,WZPK2-235SA,WZPK-333S,WZPK-334S,WZPK-335S,WZPK-236S,WZPK-235S, WZPK-234S, WZPK-233S, WZPK2-136S, WZPK2-135SA, WZPK-136S, WZPK-135S, WZPK-134S, WRNR-01, WRER2-14, WRNR2-14, WRER-14, WRER2-12, WRNR2-12, WRER-12, WRNR-12, WZP2-6312A, WZP-6312A, WZP2-631, WRN-624, WRNR2-01, SBWR-4170/440D隔爆本安型帶熱電偶電阻溫度變送器,SBWZ-4450,SBWZ-2450,SBWR-2160,SBWR-4150 泰克曼紅外測(cè)溫儀:TM330,TM-330,TM300+,TM-300+,TM350,TM-350,TM550,TM-550,TM600,TM-600,TM750,TM-750,TM900,TM-900,TM910,TM-910,TM920,TM-920,TM920D,TM-920D,TM950,TM-950,TM950D,TM-950D,TM980,TM-980,TM980D,TM-980D,TM990,TM-990, 泰克曼數(shù)字風(fēng)速量計(jì):TM816,TM-816,TM826,TM-826,TM856,TM-856, 泰克曼數(shù)字溫濕度計(jì):TM827,TM-827,TM837,TM-837, 泰克曼數(shù)字噪音計(jì): TM824,TM-824,TM834,TM-834 泰克曼數(shù)字測(cè)振儀: TM63A, TM-63A, TM63-A, TM63B, TM-63B, TM63-B 泰克曼超聲波測(cè)厚儀:TM130,TM-130 希瑪紅外測(cè)溫儀:AR280,AR-280,AR300,AR-300,AR350,AR-350,AR842A,AR-842A,AR852B,AR-852B,AR862A,AR-862A,AR872D,AR-872D,AR872,AR-872,AR882,AR-882,AR882A,AR-882A,AR892,AR-892,AR922,AR-922,AR872A,AR-872A; 希瑪噪音計(jì):AR814,AR-814,AR824,AR-824,AR834,AR-834,AR854,AR-854; 希瑪風(fēng)速儀:AR816,AR-816,AR826,AR-826,AR836,AR-836,AR846,AR-846,; 希瑪照度計(jì):AR813,AR-813,AR823,AR-823; 希瑪測(cè)距儀:AR821,AR-821,AR831,AR-831,AR841,AR-841,AR851,AR-851; 希瑪溫濕度計(jì):AR827,AR-827,AR837,AR-837,AR847,AR-847; 希瑪超聲波測(cè)厚儀:AR850,AR-850,AR860,AR-860; 希瑪涂層測(cè)厚儀:AR930,AR-930,AR931,AR-931; 希瑪測(cè)振儀:AR63A,AR-63A,AR63-A,AR63B,AR-63B,AR63-B 希瑪兆歐表:AR3126,AR-3126,AR917,AR-917; 希瑪線(xiàn)纜測(cè)高儀:AR600E, 希瑪(家居用品):AR810,AR-810,AR140,AR-140,AR141,AR-141,AR142,AR-142,AR146,AR-146,AR110,AR-110,AR111,AR-111,AR114,AR-114,AR115,AR-115,AR116,AR-116,AR123,AR-123,AR120,AR-120,AR166,AR-166,AR131,AR-131,AR130,AR-130,AR134,AR-134,AR135,AR-135,AR136,AR-136,AR137,AR-137,AR160,AR-160,AR170,AR-170,AR162,AR-162AR171,AR-171,AR180,AR-180,AR181,AR-181,AR105,AR-105,AR106,AR-106,AR100,AR-100,AR190,AR-190,AR151,AR-151,AR805,AR-805,AR133,AR-133; |