| 智能化高精度多路测温仪的研制 |
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| 引用本文： | 刘葆华. 智能化高精度多路测温仪的研制[J]. 仪表技术, 2001, 0(1): 9-11 |
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| 作者姓名： | 刘葆华 |
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| 作者单位： | 东南大学,电气工程系,江苏,南京,210096 |
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| 摘 要： | 介绍一种智能化高精度新型测温仪，该测温仪利用多路切换、同相差动放大、软件智能校正等方法消除了铂电阻长线电阻、非线性等影响，仪器具有Modbus网络接口、实现了低成本、多点、高精度的温度检测。
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| 关 键 词： | 铂电阻 测温电路 自动校正 通信接口 研制 测温仪 |
Development of an Intelligent Precision Multichannel Temperature Detector |
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| LIU Bao-hua. Development of an Intelligent Precision Multichannel Temperature Detector[J]. Instrumentation Technology, 2001, 0(1): 9-11 |
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| Authors: | LIU Bao-hua |
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| Abstract: | This paper introduces a highly accurate intelligent temperature detect device which can eliminate the influence of wire resistance and nonlinear character of Platinum by multiplexing, in phase difference amplifier and intelligent adjusting software. The device has the interface of Modbus and achieves multiple and accurate temperature detection in low cost. |
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| Keywords: | platinum resistance temperature detection circuit adjust automatically communication interface |
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