Testo 425 热敏风速计产品介绍（中英文）
【中文版】
Testo 425热敏式风速计是一款专业级便携测量仪器，专为精准测量空气流速及温度设计。该设备采用热敏传感技术，可快速响应环境变化，适用于暖通空调系统调试、室内环境监测、工业设备维护等多种场景。其紧凑的机身设计配合人性化操作界面，为现场技术人员提供高效便捷的测量体验。
产品搭载高灵敏度探头，支持0至20 m/s宽量程风速检测，分辨率达0.01 m/s，满足细微气流变化捕捉需求。集成温度测量功能可同步显示-20℃至+70℃环境温度数据，双参数同屏展示便于数据对比分析。独特的多点自动平均功能可自动计算指定时间内的测量均值，有效提升数据可靠性。
采用符合人体工学的防滑外壳设计，配合可旋转探头实现多角度测量。128×64像素背光显示屏确保强光及昏暗环境下读数清晰。内置数据存储功能支持记录200组数据集，通过USB接口可快速导出数据至电脑进行后续分析。仪器配备可更换式锂电池组，支持连续12小时持续工作，满足全天候作业需求。
适用于建筑通风系统平衡调试、洁净室气流组织验证、实验室环境控制等专业领域。特殊防静电材质探头可安全用于电子设备制造车间等敏感区域。随机附带的便携保护套及磁性挂件，为现场操作提供更多便利。
【English Version】
The Testo 425 Thermal Anemometer is a professional-grade portable instrument designed for precise measurement of air velocity and temperature. Utilizing advanced thermal sensing technology, this device delivers rapid response to environmental changes, making it ideal for HVAC system commissioning, indoor air quality assessment, and industrial equipment maintenance. Its compact design and intuitive interface ensure efficient operation in field applications.
Equipped with a high-sensitivity probe, the instrument covers a wide measurement range of 0 to 20 m/s with 0.01 m/s resolution, capturing subtle airflow variations effectively. The integrated temperature sensor provides simultaneous monitoring of ambient temperature from -20℃ to +70℃, allowing dual-parameter analysis through its parallel display. The automatic multi-point averaging function enhances measurement reliability by calculating time-weighted mean values.
Featuring an ergonomic anti-slip housing with 180-degree rotatable probe, the device enables flexible positioning in confined spaces. The 128×64 pixel backlit display guarantees readability under various lighting conditions. With built-in memory storing up to 200 datasets, recorded measurements can be easily transferred via USB for further analysis. The replaceable lithium battery supports 12 hours of continuous operation, ensuring all-day productivity.
This instrument proves particularly valuable in building ventilation balancing, cleanroom airflow validation, and laboratory climate monitoring applications. The anti-static probe construction allows safe operation in electronics manufacturing environments. Included accessories such as the carrying case and magnetic hanging attachment significantly enhance on-site usability.
关键特性强调：
- 热敏技术快速响应
- 风速温度同步监测
- 智能数据平均处理
- 人性化操作设计
- 持久续航能力
- 多场景适用性
（中英文合计约620字，内容规避敏感词汇，突出产品功能特性及应用价值）
