Product Introduction
This instrument is compact, lightweight, offers a broad range, is easy to operate, provides a high output current, ensures excellent repeatability, and includes comprehensive protection features. It is ideal for high-precision testing of transformer winding resistance, as well as for testing the resistance of transformers and other inductive loads.
Parámetros técnicos
| Tipo | integrated portable |
| Overall dimension | Length 260mm x width 160mm x height 80mm |
| Peso del instrumento | 3 kilos |
| Batería integrada | DC lithium-ion rechargeable battery for both AC and DC |
| Charger input | AC220V (50±1) Hz output: DC29.4V |
| Temperatura ambiente | -10 ° C to 45 ° C |
| Humedad relativa | ≤85% RH No condensation |
| Altitud | ≤2000m |
| Instrument power | The maximum output power of this instrument is 100W (5A current level test opening voltage 20V) |
Range and accuracy
| item | detail | Parámetro | ||||
| Actual | 5A | Automatic、5A、1A、100mA、1mA | ||||
| Mostrar | Four and a half | |||||
| Test range | 5A | 1μΩ~4Ω | ||||
| 1A | 20mΩ~20Ω | |||||
| 100mA | 200mΩ~200Ω | |||||
| ≤1mA | 20Ω~100kΩ | |||||
| Exactitud | 0.2% ±2 digits | |||||
Características del producto
Display: 5.0-inch touch screen with true color LCD and a Chinese interface (English version available upon request).
Storage: Capable of storing up to 1,000 test records.
Test Mode: Equipped with a built-in large-capacity lithium battery for DC power, making it convenient for outdoor testing.
Current Options: Five automatic current settings.
High Precision: Accuracy of 0.2% ± 2 digits.
Measurement Range: 1μΩ to 100kΩ with a resolution of 0.1μΩ.
Printing: High-speed micro thermal printer for real-time printing of test results.
File Data Management: When connected to a computer via USB, the instrument acts as a USB drive, allowing users to directly copy test record files.
Parameter Settings: More comprehensive parameter configuration, including the number, material, test winding phase, winding temperature, and converted temperature value.
Automatic Shutdown: The instrument will automatically turn off if there is no operation for 3 minutes.
Power Display: Battery level is displayed in the top-right corner of the screen upon power-up.
Low Battery Warning: When the battery is low, the instrument will notify the user and shut down automatically to protect the battery for long-term use.





































