Wuhan Goldhome Hipot Electrical Co., Ltd. is one of the leading manufacturers and suppliers of digital insulation tester megohmmeter in China. With abundant experience, our factory offer high quality customized products made in China with competitive price. Welcome to contact us for quotation.
Product Overview
The HM2671 megohmmeter is constructed using medium- and large-scale integrated circuits. This meter features high output power, high short-circuit current, and multiple output voltage levels (each model offers four voltage levels).
The operating principle involves using the internal battery as a power source to generate high-voltage DC through a DC/DC converter. This voltage is applied from the E terminal through the device under test to the L terminal, thereby generating a current from E to L. After I/V conversion and processing via a divider, the measured insulation resistance value is directly displayed on the LCD.
Features & Advantages
- High-strength aluminum alloy housing with equipotential protection ring and fourth-order active low-pass filter – effectively shields against external power-frequency and strong electromagnetic fields.
- When measuring capacitive DUTs, output short-circuit current >1.6 mA ensures test voltage rapidly rises to the rated value.
- Proportional measurement method eliminates voltage drop errors in low-resistance testing.
- Battery-powered with automatic range switching.
- Direct measurement of short-circuit output current – no load-based estimation required.
Technical Specifications
1. Output voltage , measurement range, error,resolution
|
Model |
Output voltage |
measurement range |
error |
resolution |
|
HM2671 |
500V,1000V 2000V,2500V |
0~19990 MΩ |
≤±5%±1d |
0.01MΩ,0.1MΩ, 1.0MΩ,10.0MΩ |
2. load capacity and short circuit current
|
Model |
Voltage(max)/ load |
Voltage sag |
Short current |
|
HM2671 |
2500V/20MΩ |
around 10% |
>1.6mA |
3.Dimensions: 220 mm × 200 mm × 105 mm;
4.Weight: <1.4 kg
FAQs
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