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Table 2. Technical Specifications of LandMapper ERM-02

Table 2. Technical Specifications of LandMapper ERM-02

Range of measurements   ……………………………………….……..    ER= 0.1-1 106 Ohm m

                                          ………………………..……………          EC= 1 10-6 – 10 Sm-1

                                                  ……….                   EP= -1 to +1 V (∆ 0.01 mV)

User-selectable ER/EC/EP modes of measurement. Automatically adjusts electrical resistivity/conductivity/potential ranges to provide best measurement accuracy. Error of measurements is typically less than 1%.

User-defined K (geometrical coefficient)………………………..…………………….……...0.1 up to 99.9

Quantity of changeable K-coefficients..………………………………...……………………………….....9

Quantity of data storage locations………………………….…………………..…………………..……999

Range of operation temperatures…………………………………....from - 10 up to + 40 C0 or 14 to 100 F

Air humidity, no more than…………..………………….…………………..…………………………85 %

Weight of the device, no more…………….…………………….………….………….…….. 250 g or 8 oz

Current of consumption, no more……..………………………….…………..……………………..7.0 mA

Output voltage, no more………………..……………………………………………………….………5 V

Measurements comparable with DC methods, frequency…............………………1.25 Hz

Computer connection…………………………………………………………….……………….serial port