Wuhan HT2571 数字接地电阻测试仪 (0~200Ω, AC0~19.99V)

- Operating Conditions 
+ Temperature: 0℃～+45℃
+ Relative humidity: ≤85%RH
- Measuring range and constant current value (virtual value) 
+ Resistance: 0～2Ω(10mA)，2～20Ω(10mA)，20～200Ω(1mA)
+ Voltage: AC0～19.99V
- Measurement accuracy and resolution 
+ Accuracy: 0～0.2Ω≤±3%±1d
0.2Ω～199.9Ω≤±1.5%±1d
1～19.99V≤±3%±1d
+ Resolution 0.001Ω、0.01Ω、0.1Ω、0.01V
- Measurement errors caused by auxiliary grounding resistance and ground voltage
+ Auxiliary grounding resistance
RC (between C1 and C2)
0～2Ω，2～20Ω≤1KΩ
20～200Ω≤2KΩ
RP (between P1 and P2) <40KΩ; error ≤ ± 5%
+ Ground voltage (frequency virtual value): ≤ 5V error ≤ ± 5%
- Power supply and power dissipation 
+ Maximum power dissipation: ≤2W
+ DC: 8×1.5V(AA，R6) battery
+ AC: 220V/50Hz
- Dimensions and weight 
+ Dimension: 220×200×105mm3
+ Weight: ≤1.4kg
Accessories
- Host
- Bobbin Bracket
- Test Leads
- Power Cord
- Ground Anchor
- Battery
- Manual, Report, Certificate

Datasheet