| Customization: | Available |
|---|---|
| Accuracy: | 2D/3D Geophysical Electrical Resisitivity Imager |
| Horizontal Line: | 2D/3D Geophysical Electrical Resisitivity Imager |
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WDA-1/WDA-1A Super Digital DC Resistivity/IP Meter is a cutting-edge geophysical exploration device designed for professionals in mineral prospecting, groundwater detection, and environmental studies. Combining advanced 24-bit A/D conversion, Bluetooth wireless control, and multi-electrode imaging capabilities, this system delivers unparalleled accuracy and efficiency in complex terrains. Below are its core advantages and technical specifications:
Portability & Flexibility
Compact design (270mm x 246mm x 123mm, ≤4kg) enables easy transportation to remote sites.
Integrated internal 96V lithium battery (WDA-1A) supports extended fieldwork without external power.
Compatible with 10-take-out intelligent cables for 2D/3D imaging and WDZJ-3 multiplex electrode converters for scalable surveys.
High-Precision Measurement
Voltage accuracy: ±0.2% ±1LSB for ≥5mV signals; ±1% ±1LSB for 0.1mV-5mV signals.
Current accuracy: ±0.2% ±1LSB for ≥5mA; ±1% ±1LSB for 0.1mA-5mA.
80dB suppression against 50Hz industrial interference ensures reliable data in noisy environments.
Versatile Electrode Configurations
Supports 16 electrode arrays, including Wenner Alpha/Beta/Gamma, dipole-dipole, and cross-hole equatorial arrays.
Automated SP compensation (±10V range) and self-potential drift correction enhance measurement stability.
Wireless Control & Data Management
Bluetooth connectivity (10m range) allows remote operation via PDA or laptop.
Real-time data visualization and storage on 3.5-inch TFT PDA with Windows Mobile 6.
Robust Safety Features
Over-voltage, over-current, and reverse-polarity protection safeguard equipment.
IP67-rated casing ensures dust/water resistance for harsh environments.
| Parameter | Specification |
|---|---|
| Max Transmitting Power | 7200W (1200V × 6A) |
| Voltage Range | ±32V (24-bit resolution) |
| Input Impedance | >50MΩ |
| Operating Temperature | -10°C to +50°C |
| Battery Life | 20 hours (7.4V 4Ah Li-ion) |
| Data Storage | 2GB SD card (expandable) |
| Electrode Arrays | 16 configurations, including CR-DIPOLE, SP-MN |
Groundwater Mapping: Detect aquifers with high-resolution resistivity tomography and chargeability analysis.
Mineral Exploration: Identify metal/non-metal deposits using multi-electrode IP imaging.
Engineering Surveys: Assess dam stability and subsurface structures via 3D resistivity modeling.
Why Choose WDA-1/WDA-1A?
Industry-Leading Accuracy: Achieve ±1% polarizability precision for critical decision-making.
Scalable Workflows: Expand from 60 to 120 electrodes using cascaded WDZJ-3 converters.
Low Maintenance: Sealed, waterproof design reduces downtime in humid or rainy conditions.
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