上海四达电子EZ-3卡片式数字万用表/EZ3
产品概述
EZ-3是一款由上海四达电子仪表有限公司研发的便携式卡片型数字万用表，采用轻量化设计（净重102g）和紧凑结构（116x83x14mm），配备2000计数LCD显示屏，支持自动/手动量程切换。该产品适合电工、工程师等专业人士进行基础电气参数测量，具有操作简便、携带灵活的特点。112
核心功能特性
该万用表支持直流/交流电压测量（DC 20/200V，AC 200/500V）、电阻测试（200Ω-2MΩ）、电池检测（1.5V）、二极管导通性测试以及蜂鸣通断功能（40±10Ω阈值）。特别设计的低电量提示功能可及时提醒用户更换电池（使用27A 12V纽扣电池），而超量程显示功能则能有效避免误操作。1912
人性化设计
采用卡片式造型与防滑纹理设计，单手握持舒适；49.9x25.88mm大字体液晶屏在暗光环境下仍保持清晰可视，采样率达4次/秒。产品标配测试线、说明书和吸塑包装，便于即拆即用。工作温度范围0℃-40℃，满足日常使用环境需求。112
Technical Specifications
The EZ-3 pocket-sized digital multimeter features auto-ranging capability with 2000-count resolution. Key measurement ranges include: DC Voltage (20/200V ±1%+5), AC Voltage (200/500V ±2%+10), Resistance (200Ω-2MΩ ±1.5%+5), plus 1.5V battery testing and diode check functionality. The 15mm-high LCD digits ensure readability during field work. 15
Practical Applications
Ideal for quick electrical diagnostics in confined spaces, this 102g tool provides essential measurement functions including continuity test with audible buzzer. The manual range selection allows customized precision control, while the slim 14mm profile fits easily into tool pouches or shirt pockets. PTC thermistor protection enhances durability for daily use. 1219
Complete Package
Standard accessories include: 27A 12V battery (20h life expectancy), detachable test leads with protective caps, multilingual user manual, and blister packaging for retail display. The minimalist interface with tactile buttons enables intuitive operation without complex settings. 112
EZ-3，卡片式数字万用表
的详细介绍上海四达电子EZ-3卡片式数字万用表/EZ3
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