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Portable low-frequency computerized the electroprospecting device for work in conditions of industrial handicapes and complex grounding «Electrotest-S»
Low-frequency computerized the electroprospecting device is intended for realization of engineering and geological researches, detection and traking of underground industrial networks, revealing of a site un-dergraund of structures and athers of objects.
Area of application:
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- Definition of specific electrical resistance of geoelectrical cuts(sections) by a method of resistance with installations prohf. and sounding;
- Areas engineering & geological researches;
- Definition of the characteristics surfases on their electrical conductivity under the bases of build-ings and structures;
- Measurement of resistance groundings;
- Detection and traking of water and sewer highways, underground communications, power cables, lines of telephone and alarm communication(connection), including method of a charge;
- Definition of a site of infringements of isolation of metal pipelines by registration of activity of corrosion processes;
- Searches arheol. objects.
Brief technical parameters:
| Parameter |
Value |
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Working frequencies of the equipment, Hz
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0; 0.625; 1.25; 2.5; 5; 10; 20
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Resolution, mV
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0.01
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Range of target currents of generators, mA
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0.5 ÷ 200;
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Capacity, W
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20
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Device defines parameter q, Ω, being the attitude of meanings of an entrance pressure device to a target current of the generator on working frequency.
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Range of definition of parameter q, Ω in limits
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5×10-3 ÷ 3.86×103
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The basic relative error of definition of parameter q no more, %
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2 |
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The basic relative error of measurement of pressure(voltage) on frequency 0 Hz at amplitude of entrance signals not less than 10 mV no more, %
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2
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Entrance active resistance device, MΩ
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10
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Suppression of handicapes with frequency 50 Hz not less, dB
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80
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Target pressure(voltage) of the generator, not less, V
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250
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The built - in memory provides record and storage of readout, not less.
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2048
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Pressure of a feed of the device, V
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12
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Dimensions:
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320×250×250 mm
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Weight:
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about 6 kg
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