The Cropico D04000 series digital micro ohmmeters offer true portability without any sacrifice to accuracy or functionality.
These ruggedly constructed instruments are housed in a stylish plastic case with easy to use keyboard. The measured values are displayed on a large LCD screen which allows for ease of viewing.
Automatic or manual range selection is available and many advanced features are included.
| Cropico DO4000 Series Comparison | |||
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| Features | Cropico DO4000 | Cropico DO4001 | Cropico DO4002 |
| True 4 terminal measurement eliminates lead resistance errors |  |
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| Measuring range from 4 milli ohm to 4 kilo ohm | |
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| Measuring range from 4 milli ohm to 400 ohm | |
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| 10 micro ohm resolution | |
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| 1 micro ohm resolution | |
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| True zero capabilities | |
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| Digital Calibration | |
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| Auto / Manual range selection | |
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| Automatic temperature compensation | |
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| Temperature measuring range -50 to +800°C | |
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| Open circuit lead warning LED | |
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| 100mA measuring current | |
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| 1A measuring current | |
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| Auto power off to maximise battery life | |
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Cropico DO4000 Series
| DO4000/DO4001 Technical Specifications | ||||
|---|---|---|---|---|
| Range | Resolution | Typical Current | Accuracy @ 20°C ±5°C 1 Year | Temperature Coefficient/°C |
| 4kΩ | 1Ω | 100μA | ±(0.05% Rdg +0.02% FS) | 30ppm Rdg + 1ppm FS |
| 400Ω | 100mΩ | 1mA | ± (0.05% Rdg +0.02% FS) | 30ppm Rdg + 1ppm FS |
| 40Ω | 10mΩ | 10mA | ± (0.05% Rdg +0.02% FS) | 30ppm Rdg + 1ppm FS |
| 4Ω | 1mΩ | 10mA | ± (0.05% Rdg +0.03% FS) | 30ppm Rdg + 4ppm FS |
| 400mΩ | 100μΩ | 10mA | ± (0.05% Rdg +0.05% FS) | 30ppm Rdg + 25ppm FS |
| 40mΩ | 10μΩ | 100mA | ± (0.05% Rdg +0.1% FS) | 30ppm Rdg + 25ppm FS |
| DO4002/DO4002 Technical Specifications | ||||
|---|---|---|---|---|
| Range | Resolution | Typical Current | Accuracy @ 20°C ±5°C 1 Year | Temperature Coefficient/°C |
| 400Ω | 100Ω | 1mA | ±(0.05% Rdg +0.02% FS) | 30ppm Rdg + 1ppm FS |
| 40Ω | 10mΩ | 10mA | ± (0.05% Rdg +0.02% FS) | 30ppm Rdg + 1ppm FS |
| 4Ω | 1mΩ | 100mA | ± (0.05% Rdg +0.02% FS) | 30ppm Rdg + 1ppm FS |
| 400mΩ | 100μΩ | 1A | ± (0.05% Rdg +0.03% FS) | 30ppm Rdg + 4ppm FS |
| 40mΩ | 10μΩ | 1A | ± (0.05% Rdg +0.05% FS) | 30ppm Rdg + 25ppm FS |
| 4mΩ | 1μΩ | 1A | ± (0.05% Rdg +0.1% FS) | 30ppm Rdg + 25ppm FS |
| Measurement | Dimensions | |
|---|---|---|
| 4 terminal Kelvin/Thomson principle eliminates errors due to lead resistance | 215mm x 130mm x 55mm (W H D) approx 467mm x 374mm x 216mm packed in carton | |
| Display | Mass | |
| 15mm LCD 4000 count with automatic decimal point and polarity indication | 0.8kg approx | |
| Ranges | Zero | |
| 6 automatic or manual selection with LED indication | Button to null measurement offsets | |
| Terminals | Protection | |
| 4mm safety sockets | 415 Vrms maximum at the measuring terminals will blow internal protection fuse | |
| Working Temperature | Calibration | |
| 0°C to +40°C rel. humidity 80% max. non-condensing | Digital security code protected | |
| Storage Temperature | Battery | |
| -20°C to +50°C | Removable pack with 5 1.5V non-rechargeable batteries. Separate rechargeable pack, charger and docking station as optional extras | |
| Safety | ||
| EN 61010-1 EMC-EN 61236 |
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Cropico DO4000 Series Datasheet
