The Seaward Cropico DO7 Plus is a 10A micro ohmmeter which is ideally suited for low resistance measurements in a wide variety of applications ranging from aerospace to utilities.
Built into its own super-tough case, the Cropico DO7 Plus is rated to IP67 with the lid closed or IP53 with the lid open for use in a wide variety of different locations. The case is shaped like a briefcase with a built-in carrying handle for easy transportation.
With maximum current of up to 10A, the DO7 PLUS can be used for a wide range of measurements. This low resistance ohmmeter is packed with functionality, including:
An upgrade from the standard Cropico DO7, the PLUS model includes built-in memory storage (allows you to store up to 10,000 time stamped records) with full support for download to PC via USB/RS232 interface. Free software is included as standard with this digital microhmmeter for further analysis on PC.
The DO7 micro ohmmeter also comes with a full QWERTY keyboard, a backlit LCD graphics panel and built-in coefficients for copper and aluminium as well as user-defined coefficients.
The Cropico DO7 is one of the only low resistance ohmmeters on the market which has the ability to plot a cooling curve with real-time graphical plotting on the LCD screen.
This mode allows you to data log readings and plot them before fitting a curve to calculate the peak resistance value when t=0.
If you would like to order any of these additional accessories please contact our sales team over the phone quoting the part number.
| Code | Item | Part Number |
|---|---|---|
| LS05 | Lead Set with 4 x 1m Leads Terminated in Banana Plugs, 4 x Crocodile Clips, 4 x Test Probes and 2 x Kelvin Clips (Type KC1) | 190004 |
| LS03-P | Lead Set with 3m Leads and Terminated with Large Kelvin Clips (Type KC3) | 190045 |
| LS04-P | Lead Set with 3 and 15m Lead Length, Terminated in Large Kelvin Clips (Type KC3) | 190049 |
| HS01-P | 2 x Duplex Handspike with 3m Lead Length | 190077 |
| HS02-P | Duplex Handspikes with 3 and 15m Lead Length | 190057 |
| CH01 | Kelvin Test Probe (Set of 2) | 930108 |
| MTS2 | Calibration Standard Note: Lead Sets can be supplied in different lengths to order | 930241 |
| CO2 | 1m Cable Clamp with Metal Base for the Precise Measurement of 1m Cable Samples (0.1 to 100mm²) | 930150 |
| CO2A | 1m Cable Clamp with Metal Base for the Precise Measurement of 1m Cable Samples (1 to 1000mm²) | 930214 |
| CO3 | 1m Cable Clamp with Water Bath for the Precise Measurements of 1m Cable Samples (1 to 1000mm²) | 930419 |
| Pt02-DO7 | Pt100 Temperature Probe with 1m Lead | 551A950 |
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| Range | Current | Resolution | FSV | Uncertainty |
|---|---|---|---|---|
| 6.0000mΩ | 10A | 100nΩ | 60mV | ±(0.05% Rdg + 0.01% FS) |
| 60.000mΩ | 1A | 1μΩ | 60mV | ±(0.05% Rdg + 0.01% FS) |
| 600.00mΩ | 100mA | 10μΩ | 60mV | ±(0.05% Rdg + 0.01% FS) |
| 6.0000Ω | 10mA | 100μΩ | 60mV | ±(0.05% Rdg + 0.01% FS) |
| 60.000Ω | 1mA | 1mΩ | 60mV | ±(0.05% Rdg + 0.01% FS) |
| 600.00Ω | 100μA | 10mΩ | 60mV | ±(0.05% Rdg + 0.01% FS) |
| 6.0000kΩ | 100μA | 100mΩ | 600mV | ±(0.05% Rdg + 0.01% FS) |
| Additional Specs | ||||
| Measurement | 4 terminal Kelvin/Thomson principle eliminates errors due to lead resistance | |||
| Display | 60,000 count + sign LCD graphics panel with backlight. Select display value of °C or °F | |||
| Ranges | 7 resistance ranges | |||
| Terminals | 4mm safety sockets | |||
| Safety | Conforms to EN 61010-1: 2001, 50V CAT III | |||
| Calibration | Digital password-protected, manual or via remote interface | |||
| Battery | Internal, fixed NiMH battery pack, gas gauge circuits to monitor battery capacity. Internal automatic FAST/TRICKLE battery Charger DC input from 9 to 36V |
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| Mains Supply | External mains psu 90 to 253V, 47 to 63Hz with interchangeable plugs | |||
| Dimensions | 385 x 269 x 155mm (14 x 11 x 6.1") w x h x d | |||
| Mass | 6kg (14lbs) - instrument only) | |||
| Working Temperature | 0 to 40°C | |||
| Storage Temperature | -20 to +50°C | |||
| Warranty | 1 year | |||