Cropico DO7E

Rugged portable digital microhmmeter

- High accuracy ranges 6milliohms to 600ohms
- LED display for daylight viewing
- Mains / rechargeable battery operation

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Cropico DO7e

The DO7e is a practical low cost micro ohmmeter for low resistance measurement, ideal for utilities in the workshop, field or test facilities. This micro ohmmeter is of rugged construction, contained in a sealed ABS plastic case with lid and carrying handle.

The DO7e microhmmeter has many advanced features, digital calibration and long scale length, 6,000 count. The measuring ranges may be automatically or manually selected.

Automatic Power Off ensures maximum battery life. The internal charger will boost charge to 90% of full charge, switching automatically to a trickle maintenance charge.

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Technical Specifications

Technical specification
Measurement	4 Terminal Kelvin/Thomson principle eliminates error due to lead resistance. Open circuit measurement voltage~5V dc
Display	0.8" LED 6000 count with automatic decimal point and polarity indication
Ranges	6 push button or auto selected with LED indication
Calibration	Digital, security code protected
Battery	Sealed lead acid, rechargeable cell. Internal charger with battery state indicator
Terminals	6mm binding posts accept spade tags and 4mm banana plugs
Working Temp	0...40°C rel. humidity 80% max. non-condensing
Storage Temp	-20...+50°C
Mains Supply	10/230 Volts +10% -10% 47 - 63Hz 20VA
Safety	EN 61010-1
EMC	Complies with EN61326
Dimensions	343 x 327 x 152mm (W D H) approx
Mass	6kg approx
Accessories	Supplied complete with mains cord, measuring leads with Kelvin Clips, handbook, and calibration certificate

Technical specification
Measurement	4 Terminal Kelvin/Thomson principle eliminates error due to lead resistance. Open circuit measurement voltage~5V dc
Display	0.8" LED 6000 count with automatic decimal point and polarity indication
Ranges	6 push button or auto selected with LED indication
Calibration	Digital, security code protected
Battery	Sealed lead acid, rechargeable cell. Internal charger with battery state indicator
Terminals	6mm binding posts accept spade tags and 4mm banana plugs
Working Temp	0...40°C rel. humidity 80% max. non-condensing
Storage Temp	-20...+50°C
Mains Supply	10/230 Volts +10% -10% 47 - 63Hz 20VA
Safety	EN 61010-1
EMC	Complies with EN61326
Dimensions	343 x 327 x 152mm (W D H) approx
Mass	6kg approx
Accessories	Supplied complete with mains cord, measuring leads with Kelvin Clips, handbook, and calibration certificate