FMQJ43线路故障测试器
产品概述
FMQJ43线路故障测试器是一款基于电桥原理设计的便携式检测设备，主要用于通信电缆、架空线路等线路中的接地、混线、错接、断线等故障的精准定位。该设备采用直流单双臂电桥技术，具备测量范围广、操作简便、可靠性高等特点，适用于工矿企业、科研单位等场景的现场检测与维修工作。134
技术特点
该测试器有效量程为1Ω至1111100Ω，在10Ω至11110Ω范围内可保证±0.1%的测量精度。设备采用分档设计，包含×0.01、×0.1、×1、×10等多档倍率，可适应不同阻值的测量需求。仪器内置检流计和电源系统，结构紧凑（26×22×14cm），重量仅2.3kg，便于携带和现场操作。通过巧妙设计的回线测试电路，能够快速识别线路中的各类连接异常。1413
应用场景
FMQJ43适用于通信电缆维护、电力线路检修等领域，可对金属导体电阻、开关接触电阻、变压器绕组直流电阻等进行精密测量。其环境适应性较强，可在实验室、车间或野外环境下稳定工作，帮助技术人员快速定位故障点，提高线路维护效率。设备采用人性化设计，操作界面直观，无需复杂设置即可完成基本测量功能。258
Product Overview
The FMQJ43 line fault tester is a portable detection device based on bridge principle, designed for precise localization of grounding, short-circuit, misconnection and breakage faults in communication cables or overhead lines. It adopts DC single/double bridge technology with wide measurement range and reliable performance, suitable for field maintenance in industrial and research environments.31215
Technical Features
This tester covers a measurement range from 1Ω to 1,111,100Ω, with ±0.1% accuracy in the 10Ω-11,110Ω range. The multi-range selector includes ×0.01, ×0.1, ×1 and ×10 gears to accommodate different resistance values. The compact design (26×22×14cm) integrates galvanometer and power supply, weighing only 2.3kg for easy portability. Its innovative loop test circuit design enables quick identification of various connection abnormalities.4613
Applications
Ideal for communication cable maintenance and power line inspection, the FMQJ43 can accurately measure conductor resistance, contact resistance of switches, and DC resistance of transformer windings. Its robust design ensures stable operation in laboratory, workshop or field conditions, helping technicians quickly locate faults and improve maintenance efficiency. The user-friendly interface allows straightforward operation without complicated setup.2816
FMQJ43线路故障测试器
的详细介绍
技术参数:
测量倍率； 有效量程（Ω）
误差（%） ×0.01； 1-9.99； ≤±1；
×0.1； 10-99.9； ≤±0.5；
×0.1； 100-999.9； ≤±1；
×1； 1000-9999； ≤±1；
×10； 10000-99990； ≤±1；
×100； 100000-999900； ≤±0.2；
测量范围：0Ω-1011000Ω
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