2D Resistivity&IP Geophysical Resistivity Meter Electrical Resistivity Survey Equipment for underground water detection
Product Description
The WDA-1/WDA-1A Super Digital DC Resistivity/IP Meter, also known as the WDA-1/WDA-1A system, is an advanced electrical resistivity instrument built on years of experience in studying and manufacturing such instruments. It surpasses similar instruments worldwide in terms of its leading technical characteristics and functions. The mainframe of the WDA-1/WDA-1A system is a newly developed electrical method instrument that incorporates advanced technologies like pocket PC, Bluetooth, 24-bit A/D conversion, and high-power control. It boasts a compact and lightweight design. The performance and functions of the WDA-1/WDA-1A system outperform similar products both domestically and internationally.
Main feature
Portability and Flexibility: Compact and lightweight design with combined transmitting and receiving units. Internal battery allows multi-electrode imaging in various environments.
Unique Measuring Process Control: User-defined power-on/off times and automatic monitoring of electrode potential variations ensure accurate results.
Cross-Hole Electrode Array Configuration: Two cable sockets enable easy cross-hole electrode array setup without switching control units.
Multiple Functions and Wide Application: Compatible with various instruments, measuring parameters such as voltage, current, resistivity, self-potential, and more.
High Power Supply and Accuracy: Offers a maximum power of 7200W, high voltage input, and precise small signal measurements for better results in high-resistivity regions.
Bluetooth Technology for Wireless Control: Enables wireless control via pocket PC for sampling, parameter setting, measurement manipulation, data transfer, and graph plotting.
Extendable System: Data sampling and storage are easily managed on a pocket PC. The software is flexible and upgradable, accommodating larger data storage and additional functions for specialized instruments.
Application Field
Geotechnical and Engineering Surveys
Mineral Exploration
Environmental and Hydrogeological Studies
Oil and Gas Exploration
Geothermal Energy Exploration
Archaeological Investigations
Civil Infrastructure Assessments
Groundwater Contamination Remediation
Research and Education
Product Parameters
Technical Specification
| Receiving part |
| Voltage channel |
±32V(24 bit A/D) |
| Measurement accuracy |
Vp≥5mV, ±0.2% ±1 character, 0.1mV≤Vp<5mV, ±1% ±1 character |
| Input impedance |
>50MΩ |
| Apparent polarization accuracy |
±1%±1character |
| SP compensation range |
±10V |
| Current channel |
6A(24bit A/D) |
| Measurement accuracy |
Ip≥5mA, ±0.2% ±1character, 0.1mA≤Ip≤5mA, ±1% ±1 character |
| As for 50Hz industrial interface(common and different mode)depression |
Better than 80dB |
| Transmitter part |
| Maximum power |
7200W |
| Maximum supply voltage |
±1200V |
| Maximum supply current |
±6A |
| Supply current width |
1~60s, duty rate 1:1 |
| Others |
| Working temperature |
-10ºC~+50ºC, 95%RH |
| Storage temperature |
-20ºC~+60ºC |
| Power supply |
Built-in 7.4V4Ah(or outside 12V), lasting for 20h |
| Main unit port |
A, B, M, N, DC high voltage, outside battery, 2 cable port, RS-232, blue tooth |
| Weight |
≤4kg |
| Dimension |
270mm*246mm*123mm |
| Pocket PC |
| Windows mobile 5.0 system, 624MHz, 640*480 true color, 128MB Flash ROM /64MB SDRAM, 512MB CF card, blue-tooth, infrared, serial port, 2 rechargeable batteries, with Word, Excel. |
Detailed Photos
Product Details
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