【QJ26 直流双臂电桥产品介绍（中文版）】
QJ26直流双臂电桥是一款专为精准测量低值电阻设计的高性能电子测量仪器。该产品采用经典的双桥结构原理，结合现代材料与工艺技术，可在实验室、工业现场等多种场景下实现对微小电阻值的高稳定性测量，适用于金属材料分析、电气设备检测、精密元件制造等领域。
在技术层面，QJ26通过优化电路设计和关键部件选型，显著提升了测量系统的抗干扰能力与长期稳定性。其测量范围覆盖0.1μΩ至100Ω区间，基本精度达到±0.05%，可满足科研实验对数据精度的严苛要求。设备配备高灵敏度检流计与温度补偿系统，有效降低环境温度变化对测量结果的影响，确保在不同工况下的测量一致性。
产品采用模块化结构设计，主体框架由高强度工程材料制成，配合防震防尘防护结构，显著提升了设备的耐用性和环境适应性。操作面板布局符合人机工程学原理，旋钮式量程切换与直观的刻度显示相结合，使操作人员能够快速完成参数设置与数据读取。特别设计的四端测量接口有效消除引线电阻干扰，配合可扩展式接线端子，可灵活适配不同规格的测试样品。
在应用领域方面，QJ26不仅适用于变压器绕组、开关触点等工业元件的质量检测，还可用于科研机构对新型导电材料的特性研究。教育领域用户可通过其透明化的测量过程，直观理解直流电桥工作原理。设备支持定制化升级服务，可根据用户需求加装数据记录模块或通讯接口，满足智能化测量需求。
【QJ26 DC Double Bridge Product Introduction (English Version)】
The QJ26 DC Double Bridge is a precision electronic measuring instrument specifically engineered for accurate low-resistance measurement. Utilizing the classical double bridge principle integrated with modern material technology, this device delivers exceptional measurement stability across diverse application scenarios including material laboratories, industrial testing environments, and precision component production lines.
Technologically, the QJ26 incorporates optimized circuit architecture and precision component selection, achieving remarkable improvement in anti-interference capability and long-term measurement consistency. With a broad measurement range spanning from 0.1μΩ to 100Ω and a fundamental accuracy of ±0.05%, this instrument meets rigorous requirements for scientific research applications. The integrated high-sensitivity galvanometer and temperature compensation system effectively mitigate environmental interference, ensuring reliable performance under varying operational conditions.
Featuring modular construction, the device s mainframe is crafted from high-strength engineering composites with dust-proof and shock-resistant enclosures, significantly enhancing equipment durability. The ergonomic control panel combines rotary range selectors with clear scale indicators, enabling efficient parameter configuration and result interpretation. The proprietary four-terminal measurement interface eliminates lead resistance interference, while expandable terminal blocks provide flexible connectivity for diverse test specimens.
In practical applications, the QJ26 proves invaluable for quality control of industrial components such as transformer windings and electrical contacts, as well as conductive material research in scientific institutions. Its transparent measurement process serves as an effective educational tool for demonstrating fundamental electrical measurement principles. The device supports customizable upgrades, including optional data logging modules or communication interfaces, to accommodate evolving smart measurement requirements.
Engineered with emphasis on user experience, the product incorporates multi-stage overload protection and automatic zero calibration functions. Maintenance-friendly design elements such as replaceable modular components and accessible calibration ports ensure extended service life while reducing operational costs. This instrument represents an ideal solution for professionals seeking reliable low-resistance measurement capabilities combined with operational efficiency.
