Description DO7e Micro Ohmmeter 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 Protection 415 rms maximum at input terminals Battery Sealed lead acid, rechargeable cell gives a minimum of 1 hour of continuous measurement on the lowest 10 amp ranges and 20 hours on all other ranges. 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% 47Þ63Hz 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 Resistance ranges Range Resolution Typical Current Accuracy @ 20°C ±5°C, 1 year Temperature Coefficient / °C 600Ohm 100mOhm 1mA ±(0.25% Rdg 0.05% FS) 40 ppm Rdg 30 ppm FS 60Ohm 10mOhm 10mA ±(0.25% Rdg 0.05% FS) 40 ppm Rdg 30 ppm FS DO7e Micro Ohmmeter
