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Seaward Cropico DO4000 Handheld Digital Microhmmeter
Measure low resistance levels on the move with the Seaward Cropico DO4000, a portable, handheld and easy-to-use digital microhmmeter.
Despite its handheld, portable nature, the Cropico DO4000 doesn't compromise on quality and accuracy - you can expect this microhmmeter to deliver highly precise results of low resistance levels across a measurement range from 40mΩ to 4kΩ with 10μΩ resolution and automatic/manual range selection.
Seaward's Cropico DO4000 is made tough for demanding environments with a rugged plastic case. An easy-to-use keyboard gives easy access to all functions, while a large LCD display clearly displays your testing results while measuring.
This portable microhmmeter includes several additional features such as an open circuit lead warning, 100mA measurement current and automatic power off.
Seaward Cropico DO4000 Micro Ohmmeter Key Features
- Handheld, portable solution for measuring low resistance levels
- Ideal for use in aeroscope, automotive, manufacturing, military and utility applications
- True 4 terminal measurements to eliminate lead resistance errors
- Measurement range from 40mΩ to 4kΩ
- 10μΩ resolution
- True zero capabilities
- Digital calibration
- Automatic and manual range selection
- Open circuit lead warning on display
- 100mA measurement current
- Automatic power off to maximise battery life
What's Included?
- Seaward Cropico DO4000 Micro Ohmmeter
- Test Leads
- Batteries
- Operating Instructions
Optional Accessories
Need any of these? Please call our sales team quoting the part number listed for prices and more information.
| Code | Item | Part Number |
|---|---|---|
| 4000-01 | Rechargeable battery pack, including battery casette with batteries. Docking station also acts as bench stand and charger |
930184 |
| 4000-02 | Replaceable battery holder with non-rechargeable batteries | 100124 |
| 4000-03 | Replaceable battery holder with rechargeable batteries | 100125 |
| CB02 | Carrying bag with shoulder strap and lead pouch with clear front for operating the kit inside the bag | 200290 |
| HS01-P | 2 x duplex handspikes with 3m lead length | 190077 |
| HS02-P | Duplex handspikes with 3 and 15m lead length | 190057 |
| LS03-P | Lead set with 3m leads terminated in large Kevlin clips (type KC3) | 190045 |
| LS04-P | Lead set with 3 and 15m leads terminated in banana plugs, 4 x crocodile clips, 4 x test probes and 2 x Kevlin clips (type KC1) | 190004 |
| LS06-P | Lead set with 1m leads terminated in miniature Kevlin clips (type KC2) | 190050 |
| MTS2 | Calibration standard | 930242 |
| CH01 | Concentric handspikes | 930108 |
| PT01-4000 | Rod-type Pt100 probe with 2m lead | 190035 |
| PT03-4000 | Stubby Pt100 probe for ambient temperature measurements | 190037 |
Seaward's Cropico DO4000 Series Comparison
The following table compares the ability of the three models available in Seaward's Cropico DO4000 series.
| Feature | DO4000 | DO4001 | DO4002 |
|---|---|---|---|
| True 4 Terminal Measurements | √ | √ | √ |
| Measurement Range from 40mΩ to 4kΩ | √ | √ | - |
| Measurement Range from 4mΩ to 400Ω | - | - | √ |
| 10μΩ Resolution | √ | √ | - |
| 1μΩ Resolution | - | - | √ |
| True Zero Capabilities | √ | √ | √ |
| Digital Calibration | √ | √ | √ |
| Auto/Manual Range Selection | √ | √ | √ |
| Automatic Temperature Compensation | - | √ | - |
| Temperature Measurement Range from -50 to +800°C | - | √ | - |
| Open Circuit Lead Warning on Display | √ | √ | √ |
| 100mA Measuring Current | √ | √ | - |
| 1A Measuring Current | - | - | √ |
| Auto Power Off | √ | √ | √ |
Seaward Cropico DO4000 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 + 1 ppm FS |
| 400Ω | 100mΩ | 1mA | ±(0.05% Rdg + 0.02% FS) | 30ppm Rdg + 1 ppm FS |
| 40Ω | 10mΩ | 10mA | ±(0.05% Rdg + 0.02% FS) | 30ppm Rdg + 1 ppm FS |
| 4Ω | 1mΩ | 10mA | ±(0.05% Rdg + 0.03% FS) | 30ppm Rdg + 4 ppm FS |
| 400mΩ | 100μΩ | 10mA | ±(0.05% Rdg + 0.05% FS) | 30ppm Rdg + 25 ppm FS |
| 40mΩ | 10μΩ | 100mA | ±(0.05% Rdg + 0.01% FS) | 30ppm Rdg + 25 ppm FS |
| Additional Specifications | ||||
| Measurement | 4 terminal Kelvin/Thomson principle eliminates errors due to lead resistance | |||
| Display | 15mm LCD 4000 count with automatic decimal point and polarity indication | |||
| Ranges | 6 automatic or manual selection with LED indication | |||
| Terminals | 4mm safety sockets | |||
| Safety | EN 61010-1 EMC-3N 61236 | |||
| Zero and Ave | Buttons to null measurement offsets | |||
| Protection | 415V rms maximum at the measurement terminals will blow internal protection fuse | |||
| Calibration | Digital security key protected | |||
| Battery | Removable pack with 5 x 1.5V non-rechargeable batteries. Separate rechargeable pack, charger and docking station as optional extras | |||
| Dimensons | 215 x 130 x 55mm (w x h x d) approx | |||
| Mass | 0.8kg (2lbs) | |||
| Working Temperature | 0 to +40°C relative humidity 80% max non-condensing | |||
| Storage Temperature | -20 to +50°C | |||
| Services | 1 year warranty (subject to product registration with Seaward) | |||
Reviews
Additional Information
| SKU | DO4000 |
|---|---|
| Manufacturer Part Code | 930000 |
