在变压器，电缆，电动机等高压设备上，在250V-5kV（可在25V / 100V步进下调节）的绝缘电阻高达5TΩ的测试
支持极化指数（PI），介电吸收率（DAR），阶跃电压测量，温度补偿，漏电流，对数测试（长达8小时），平均值等的绝缘分析
阶跃电压测试：根据测试电压检查绝缘电阻的变化
温度补偿：自动计算各种温度下的绝缘电阻
对数测试，PI和DAR：在施加一定电压后看到漏电流降低
在具有日期和时间戳的日志测试中，手动记录100个度量，10个自动保存记录（最多360个度量）
GUARD端子消除表面电流
AC / DC电压和温度测量
测量完成后自动放电
内置日历，时钟和计时器。可调测量时间从30秒到30分钟
大而清晰的LCD具有多个数据和条形图显示和背光，自动关机
报警：高电压，输入错误等
USB 2.0接口，图形化Windows软件和自动绝缘测试报告
坚固的外壳，可充电NiMH电池和备用电池长期工作在现场
安全性符合IEC1010-1 Cat III 1000V和Cat IV 600V

技术规格
测试电压和电流：DC 250V-5kV，最大1mA。
短路电流：5mA
绝缘范围：0.01MΩ - 5TΩ，±5％
acv：50v-1000v（50 / 60hz），±5％
dcv：50v-1000v，±5％
泄漏：10n / 100n / 1m / 10m / 100m / 1m / 3mA，±2.5％
温度：-10℃ - 70℃，±1.0℃
PI：1min后10min /Ω后的Ω
DAR（15s或30s）：在15分钟或30秒时1min /Ω的Ω
电池：1.5Vx10，LR14
尺寸和重量：285×230×125mm，2.1kgs
附件：温度探头，交流适配器（可选），接口线和软件，手提袋

Test of insulation resistance up to 5TΩ at 250V-5kV (adjustable in 25V /100V steps) for high voltage equipment like transformer, cable, electric motor and more
Supports insulation analysis by polarization index (PI), dielectric absorption ratio (DAR), step voltage measures, temperature compensation, current leakage, log test (up to 8 hours), average value and more
Step voltage test: to check the insulation resistance changes according to testing voltages
Temperature compensation: automatically calculate the insulation resistance under various temperatures
Log test, PI & DAR: to see the leak current decreases after applying a certain voltage
Memories for 100 measures manually and 10 auto-saved records (each 360 measures in maximum) in log test with date & time stamp
GUARD terminal for elimination of surface currents
AC /DC voltage and temperature measurement
Automatic discharge after completed measurement
Built-in calendar, clock and timer. Adjustable measuring time from 30 seconds to 30 minutes
Large and clear LCD with multiple data and bar graph display and back lighting, auto-power off
Alarming: high voltage, wrong input and more
USB 2.0 interface, graphic Windows software and automatic insulation test report
Robust case, rechargeable NiMH batteries & backup batteries for long time working at the spot
Safety as per IEC1010-1 Cat III 1000V & Cat IV 600V

Technical specifications
Test voltage & current: DC 250V-5kV, 1mA max.
Short-circuit current: 5mA
Insulation range: 0.01MΩ - 5TΩ, ±5%
ACV: 50V - 1000V (50/60Hz), ±5%
DCV: 50V - 1000V, ±5%
Leakage: 10n/100n/1m/10m/100m/1m/3mA, ±2.5%
Temperature: -10℃ - 70℃, ±1.0℃
PI: Ω after 10min/Ω after 1min
DAR (15s or 30s): Ω at 1min/Ω at 15secs or 30secs
Batteries: 1.5Vx10, LR14
Dimensions & weight: 285×230×125mm, 2.1kgs
Accessories: temperature probe, AC adapter (optional), interface wire & software, carrying bag