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Help CenterElectric Multi-electrode Resistivity Surveying System In 2D/3D
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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/3D resistivity imaging
System composition:
Whole system takes WDA-1 as control unit, can accomplish distributed 2D/3D multi-electrode resistivity survey with distributed resistivity multi-electrode survey cable and electrodes.
Specification:
WDA-1 control and survey unit
Receiving part
1. voltage channel: ±32V(24 bitA/D)
accuracy: as Vp≥5mV, ±0.2% ±1 character
as 0.1mV≤Vp<5mV, ±1% ±1 character
2. Input impedance: >50MΩ
3. Apparent polarization accuracy: ±1%±1character
4. SP compensation range: ±10V
5. Current channel: 6A(24bitA/D)
measurement accuracy: as Ip≥5mA, ±0.2% ±1character; as 0.1mA≤Ip<5mA, ±1% ±1character
6. As for 50Hz industrial interface(common and different mode)depression is better than 80dB
Transmitter part
1. maximium power: 7200W
2. maximium supply voltage: ±1200V
3. maximium supply current: ±6A
4. supply current width :1~60s, duty rate 1:1
Other
1. working temperature: -10℃~+50℃,95%RH
2. storge temperature: -20℃~+60℃
3. power supply: builtin 7.4V4Ah(or outside 12V), lasting for 20h
4. main unit port: A, B, M, N, DC high voltage, outside battery, 2 cable port, RS-232, blue tooth
5. weight: ≤4kg
6. size : 270mm×246mm×123mm
Pocket PC
1. Windos Mobile 5.0 system, 624MHz, 640×480true color, 128MB Flash ROM / 64MB SDRAM,512MB CF card, blue
tooth, infrared, serial port, 2 rechargeable batteries, with Word, Excl.
Distributed 2D/3D Multi-electrode resistivity & 2D induced polarization switchable cable (optional)
1. Wide-temperature polyurethane cover, diameter: Φ8mm
2. Channel quantity: 10 channels/pc
3. Channel interval: 1-10m (can be customized between range)
4. Switch dimension: Φ30mm×100mm
5. Maximum working voltage: 800V
6. Maximum working current: 3A
7. Cable insulativity: ≥1000MΩ/1000V between A,B pole supply core and A,B core between other low voltage cores; ≥500MΩ/500V between low voltage cores
8. Working temperature: -20℃～+70℃
Distributed 2D/3D Multi-electrode resistivity & 2D induced polarization survey electrode (optional)
1. Steel electrode: Φ10mm×280mm, with steel connecting spring .
2. Quantity: acquired by customer.
Packing detailes:
The packing information will be different according to different configuration. The specific dimension can be provided once the configuration is settled.
Any question please feel free to contact:
Gold Tao
Mobile phone: +86 15922982462
Tel: +86-23-67624421
Fax: +86-23-62940030
Skype: goldgeo
WGMD-4
Centralized 2D Underground Resistivity Imaging System
WGMD-9
Super Centralized 2D Resistivity Imaging System
WGMD-9B
Super Distributed 2D Underground Resistivity and IP Imaging System
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