Waterproof 1D/2D Underground Water Detector, Resistivity Meter

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 the Underground Water Detector/Resistivity Meter:

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	-10℃~+50℃, 95 %RH
Storage temperature	-20℃~+60℃
Weight	≤ 4.2 Kg (WDDS-2)   ≤ 5.5 Kg (WDDS-2B)
Dimension (L×W×H)	270mm X 246mm X 175mm

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