罗斯蒙特644温度变送器

《罗斯蒙特644温度变送器》由会员上传分享，免费在线阅读，更多相关内容在应用文档-天天文库。

1、644温度变送器技术培训PreparedbyEducationalServicesEdenPrairie,MN(USA)ReleasedJuly2001RevisionJune2006技术落后目录概述1-1标定测试2-1HART通讯3-1公共部分4-1组态4-1校验5-1安装6-1故障维修7-1Overview1-1概述在本章节中，你将学习到644系列温度变送器工作原理以及组成部件、测量技术、附件、规范要求.完成本章节学习后你将了解以下内容:1.识别和描述的主要组件和这些组件的功能。2.了解工作模块的原理。3.了解主要的技术规范

2、。EmersonProcessManagement-EducationalServices-RosemountMeasurement-644SmartTemperatureTransmitterTraining-June2006-CopyrightedMaterial-DuplicationProhibitedOverview1-2方块图A/D转换参考输入冷端补偿ISOLATION微处理单元：NonvolatileMemory-量程范围-传感器线性-组态-量程-修正系数-诊断-标定常数-工程单位D/A转换数字通讯A/DµD/AC

3、ommunicationsEmersonProcessManagement-EducationalServices-RosemountMeasurement-644SmartTemperatureTransmitterTraining-June2006-CopyrightedMaterial-DuplicationProhibitedOverview1-3电气模块–工厂密封–不可修复EmersonProcessManagement-EducationalServices-RosemountMeasurement-644Smart

4、TemperatureTransmitterTraining-June2006-CopyrightedMaterial-DuplicationProhibitedOverview1-4产品信息•特点/优势•尺寸图•说明书•订货须知Referto644ProductDataSheetEmersonProcessManagement-EducationalServices-RosemountMeasurement-644SmartTemperatureTransmitterTraining-June2006-CopyrightedM

5、aterial-DuplicationProhibitedOverview1-5说明书EmersonProcessManagement-EducationalServices-RosemountMeasurement-644SmartTemperatureTransmitterTraining-June2006-CopyrightedMaterial-DuplicationProhibitedOverview1-6订货须知EmersonProcessManagement-EducationalServices-Rosemount

6、Measurement-644SmartTemperatureTransmitterTraining-June2006-CopyrightedMaterial-DuplicationProhibitedBenchTesting2-1标定测试在本章中将学习在试验室怎样测试Model644温度变送器.完成本章节学习后你将了解以下内容:1.校验所必需的设备.2.了解回路负载图表.3.正确的电气线路连接.4.变送器的标准测试.EmersonProcessManagement-EducationalServices-RosemountMe

7、asurement-644SmartTemperatureTransmitterTraining-June2006-CopyrightedMaterial-DuplicationProhibitedBenchTesting2-2测试设备电源:12–42.4Vdc万用表:41/2DigitFluke8840A电阻箱0.01%精度GeneralResistance热电阻-100热电偶信号发送器:0.01%精度ECTRON1120回路负载:Minimum250欧姆500Ohm0.01%2WHART通讯:Model275EmersonP

8、rocessManagement-EducationalServices-RosemountMeasurement-644SmartTemperatureTransmitterTraining-June2006-CopyrightedMaterial-Dupli