基于PT1000的高精度温度测量系统.pdf
基于PT1000的高精度温度测量系统pdf,基于PT1000的高精度温度测量系统PT1000AD7712AINI AIN20003℃。Pt1000AD7712INI上tl000001℃)12DANI3 min20 RFS(10~70℃)。AINREFIN4 ATab 2 Measuring results and errors of theREF OUTSYNCH5 DVDconstant-temperature-chest18ACND MCLKIDGND2412pF+8Mz2CFF10.00099990.002000100.1pFAD771220.0020.0000.0020.0004AD771230.000.0000.0020.000Fig 4 Typical circuit for AD771240.0030.Ra4、50.0020.0030.00k A/D59.9970.0030.0030Ra、Rn0UPR70.0069.9910.005-0.00900.05%20。AD7712015%AD7712(6=SQR[(x-X)2(n-11)0.005℃-0.009℃Pt10005 ppm) Pt1000Pt1000、ADPL1000Tab 1 Calibrating results and errors of measurement systeImA/DA/DC/C/C1000.0000.0010.000MI0.00039.0309.9990.001020.001077.9420.0000.0000.01℃。30.00l116.7330.0000.00040.0011554140.0010.00150.0011939750.0010.001,200760.00123242599970.0030[2,200970.001270.7569997-0.003029(4):62-6580.0013089780.0000.000YANG Yong-jun. The actuality and development of the tem-90.001347070.002perature measuring [I]. MeTrology and Measurenment Techno-100.000138506100.00300.003logy,2009,29(4):62-6581》201010li Bo. chen Guang-hua. xU Xing, et al. Multi-channel,2008,15(6):72-73high-precision temperature measurement system based onYI Xian-jun, WEN Xiao-ling, L IU Cui-mei. A high-precisionNTCR [JInstrument Technique and Sensor, 2008(5): 87-88temperature measurement circuit design[J Electronic Instru2007mentation Customer, 2008, 15(6): 72-7333(4):50-52.2004(7):ZhU Yu-hong. An accurate measurement method for platinum18-20.resistance[]. China Measurement Technology, 2007, 33(4)YANG Yan-wei. A design of high-precision temperature50-52measurement system[].Electronic Technology, 2004(7): 18-20. [71Datasheet[eB/ol]-[2010-04-10].http://www.bjsailing.comen/product/2008(5):87-88Images/wendu p>·心·<>心>·<·心>··心>·心>鲁心>·心>●>·心>·心>自>·心>·心>心><>●>·>·心>鲁心>·心>●心>心>心>●<>●心>●<>·心>·心>●<>●<>●心>●<>鲁<>·父>·<>·心>·<>●>·心>鲁心>鲁<>·<>·心>·心>78)SUN Kai-ying, LI Song, ZHANG Fan, et al. Design ofDS 1099. pdf.programmable filter based in MAX262 [J]. Electronic Design 7MAX262Engineering, 2008(5): 44-46,2009(11):135-137.5 Silicon Laboratories Integrater Products. C8052F020 DatasheetLI Xiao-peng, XIN Yun-hong, LIU Li-li, ct al. Application ofEBOL(2003-12-03)[2009-11-25htp:/ww. xhlco.filter chip MAX262 in underground metal line detectingcn/xhl/downfile/e-C8051F02x pdfequipment [J]. Modern Electronics Technique, 2009(11)[6 Maxim Integrated Products. DS1099 DatasheetEB/OL].(2007135-13709-12)[2010-3-10].http://datasheets.maximic.com/en/ds/(ST) MEMSMEMMEMSBenedettoⅤigna2010SEMICONMEMSWilIPhoneMEMSiSuppliMEMS20102014302014 MEMSBenedetto vigna8.5MEMSMEMS50%MEMSMEMS2010MEMS2010101011心·心心着心心··心鲁心↓心心·心鲁自心⊙鲁心心心心·心·心·心鲁心心·心心·心·心心:心···心鲁心·心心①心鲁香心心·心心心·心鲁少·⊙·心心心··心心·心心·心着心鲁心鲁心鲁心心·201052-142:M29966.00/72.00/-82