Geophysical Resistivity Meter for Underground Resources Detector Water Finder
Easy Operation Resistivity Meter Underground Resources Detector Water Finder
WDDS-2/2B digital resistivity meter (hereafter also referred to as WDDS-2/2B mainframe or WDDS-2/2B meter) is a new generation of DC resistivity equipment which is based on a series of advanced electrical equipment of BTSK for resistivity survey, and adopts 32-bit microcontroller technology and 24-bit A / D technology development.
>>If you need to do the following survey, plz contact us:
Metal and nonmetal mineral resources detection
City geophysical exploration, railway and bridge inspection and so on
Hydrology and engineering geology as seeking for ground water, inspecting dam base and flood protection levee for incipient faults
Geothermal prospecting
>>Technical Parameters of WDDS-2 DC Resistivity Meter Underground Resources Detector:
| Receiving unit |
| Voltage channel |
±24V,±0.5% ±1LSB,24bit A/D |
| Max voltage sampling resolution |
0.01μV |
| Input impedance |
≥50MΩ |
| SP compensation range |
±10V |
| Current channel |
3.5A,±0.5% ±1LSB,24 bit A/D |
| Maximum current sampling resolution |
0.02μA |
| Suppression |
≥80dB for 50Hz industrial frequency (common mode interference or differential mode interference). |
| Transmitting unit |
| Max transmitting power |
3500W |
| Max voltage supply |
±1000V(2000Vp-p) |
| Max current |
±3.5A(7Ap-p) |
| Pulse waveform of power supply |
duty cycle is 1:1, bipolar |
| Others |
| Screen |
160 × 160 dot matrix LCD |
| Storage |
≥1GB |
| Instrument power source |
built-in 7.4V4Ah lithium battery(or external 12V power supply), more than 20 hours of continuous work |
| Mainframe interface |
A,B,M,N, DC high voltage, external battery, charger, RS-232 and USB, etc |
| Built-in high-voltage power supply (only WDDS-2B) |
Max current is 300mA, voltage is 50V, 100V, 150V, 200V. |
| Working temperature |
-10ºC~+50ºC, 95 %RH |
| Storage temperature |
-20ºC~+60ºC |
| Weight |
≤ 4.2 Kg (WDDS-2) ≤ 5.5 Kg (WDDS-2B) |
| Dimension (L×W×H) |
270mm X 246mm X 175mm |
Geophysical Resistivity Meter for Underground Resources Detector Water Finder
Audited Supplier 
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