The Sonel MRU-21 is an earth resistance meter based on the 3-pole measurement system. The MRU-21 features automatic compensation for the used test leads. In addition, it is possible to adjust the maximum measuring voltage. This meter can be carried around the neck and features soft-touch buttons for easy use. A big multifunctional LCD display shows the results and explains the necessary user inputs. All functions are easy accessible and customizable with the soft-touch buttons through the built-in menu.The MRU-21 can be connected to a PC with the supplied USB-cable. Measurement results can then be downloaded with the included Sonel Reader software. The internal memory of the meter can support up to 990 measurements.
|Measurements||battery charge > 1000|
|Continuity||0.13 - 199 kΩ|
|Dimensions||288 x 223 x 75 mm|
|Earthing Resistance||0 - 1,99 kΩ|
|interference voltage||0 - 100V|
|Internal Memory||up to 990 measurements|
|Measurement Range||0 - 1,99 kΩ|