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数字万用表
Digital Multimeter

品  牌:日本三和
Brand:SANWA
分類:鹵素檢測儀
Type:Halogen detector
產品編號 Product Code:RD700
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■ 3-3/4位4000数据显示,0.3%的最高精确度
■ 具有交直流电压、交直流电流、电阻、电容、频率、二极管和温度测量功能
■ 通断蜂鸣音提示
■ 高输入阻抗1000MΩ
■ 最大可测到3000µF的大电容器容量检测功能
■ 高频率检测,最大可测1MHz
■ 数据锁定用于观察和记录测量数据
■ 量程锁定可以准确读取数据
■ 保证测量数据精度的相对值模式,排除电阻测量时测试导线对测量数据的干扰
■ 最大值锁定可捕获输入的最大值
■ 电流测试端子的防误插报警功能,当测试线错误的插入电流端子时蜂鸣报警,提高了安全性
■ 内置温度计,无需携带更多工具选配K型热电偶温度传感器可测温度:-50℃〜800℃
■ ADP功能,通过柔性电流钳头与数字表相结合,可测量高达3000A交流电流
■ 可选配多种钳形探头用于测量交直流电流和微电流(选件)
■ 选配的HV探头可以测量25KV直流高压
■ 标配镀金表笔,防腐、防接触不良,提高测量的精度
■ 自动省电模式(30分钟)可取消,延长了电池寿命
■ 仪表外壳和电路板使用不易燃材料
■ 使用保险丝对电流功能进行保护
■ 带保护套(可悬挂/测试线可固定)倾斜座
■ 抽样率:3次/秒(频率:2次/秒)
■ 频带宽度:50-500Hz
■ 输入电压:20VACrms以下
■ 输入信号:正弦波或是40%--70%占空比的方形波
■ 输入灵敏:10HZ—20KHz/0.9Vrms以上:20KHz—500KHz/2.6Vp或1.9Vrms以上 500KHz—1MHz/4.2Vp或3Vrms以上
■ 安全规格:IEC1010 CAT.III600V Max/CAT.II 1000V Max

Digital Multimeter Specifications

■ ‌3-3/4 digit 4000-count display‌ with ‌0.3% basic accuracy
■ ‌Measurement functions‌: AC/DC voltage, AC/DC current, resistance, capacitance, frequency, diode test, and temperature
■ ‌Continuity buzzer‌ with audible alert
■ ‌High input impedance‌: 1000MΩ
■ ‌Large capacitance measurement‌ up to ‌3000µF
■ ‌Frequency measurement‌ up to ‌1MHz
■ ‌Data hold‌ for freezing and recording measurement values
■ ‌Range hold‌ to lock the measurement range for stable readings
■ ‌Relative mode‌ (zero function) eliminates test lead resistance interference in resistance measurements
■ ‌Max hold‌ captures and displays peak input values
■ ‌Anti-misinsertion alarm for current terminals‌: Buzzer alerts if test leads are incorrectly inserted (safety enhancement)
■ Built-in thermometer; supports ‌Type K thermocouple‌ for ‌temperature measurement (-50℃ to 800℃)
■ ‌ADP function‌ (flexible clamp + meter integration) measures AC current up to ‌3000A
■ ‌Optional clamp probes‌ for AC/DC current and microcurrent measurements (accessories)
■ ‌Optional HV probe‌ measures DC high voltage up to ‌25KV
■ ‌Gold-plated test leads‌ (standard) for corrosion resistance and reliable contact
■ ‌Auto power-off‌ (30 minutes, can be disabled) extends battery life
■ ‌Flame-retardant enclosure and PCB materials
■ ‌Fuse protection‌ for current measurement circuits
■ ‌Tilt stand‌ with protective cover (hangable/test lead storage)
■ ‌Sampling rate‌: 3 times/sec (2 times/sec for frequency)
■ ‌Frequency bandwidth‌: 50-500Hz
■ ‌Input voltage‌: ≤20V AC RMS
■ ‌Input signal‌: Sine wave or square wave with ‌40%-70% duty cycle
■ ‌Input sensitivity‌:

  • 10Hz–20kHz‌: ≥0.9V RMS

  • 20kHz–500kHz‌: ≥2.6Vp (1.9V RMS)

  • 500kHz–1MHz‌: ≥4.2Vp (3V RMS)
    ■ ‌Safety compliance‌: ‌IEC1010 CAT III 600V Max / CAT II 1000V Max


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