Geophysical Resistivity Survey System, Geoelectric Resistivity Instrument, Geological Exploration, Ground Water Detection Meter, Underground Water Finder Geophysical Resistivity Survey System, electrical resistivity tomography equipme, Ground Water Detection, underground water detector
Application:
1. Water resources, metal and nonmetal mineral resources detection
2. City geophysical exploration, railway and bridge inspection
3. Hydrology and engineering geology as inspecting dam base and flood protection levee for incipient
faults
4. Geothermal prospecting
Function:
1. 1D resistivity sounding
2. 1D induced polarization sounding
3. 2D Electrical resistance tomographic
System composition
One DZD-6A multi-functional DC resistivity instrument as the survey & control unit in the system, equipped with DUK-2A type 60 channels or 120 channels multiplex electrode converter, cables, electrodes and other related accessories, together to form the resistivity imaging system.
T
echnical Specifications:
DZD-6A survey & control unit
Geophysical Resistivity Survey System, Electrical Resistivity Tomography Equipme, Ground Water
Measuring voltage range: -6000mV~+6000mV Measuring voltage resolution: 0.01mV
Measuring voltage accuracy: (at Vp>10mV)±5%, ±1 digit; (at Vp>10mV)±1%, ±1 digit
Measured apparent polarizability accuracy: ±1%, ±1 digit
Measuring current range: 0~5000mA Measuring current resolution: 0.01mA
Measuring current accuracy: (at Ip>10mA)±5%, ±1 digit; (at Ip>10mA)±1%, ±1 digit
Input impedance: >50M ohm
Interference suppression on 50Hz power frequency: better than 80dB
Maximum power supply voltage: 900V Maximum power supply current: 5A
Power pulse width: 1-6 seconds, duty cycle 1:1
Working temperature: -10C Celcius ~ +50C Celcius, 95Rh
Weight: 8 kg
Volume: 305*200*202mm
Geophysical Resistivity Survey System, electrical resistivity tomography equipme, Ground Water Detection, underground water detector
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