WDA-1 Super Digital Resistivity Meter
• Dual Functionality: Measures both resistivity and induced polarization (IP) with exceptional precision.
• High Power & Depth: Advanced signal processing allows deep penetration and stable readings even in complex terrains.
• Intelligent Design: Automatic data recording, self-calibration, and real-time display simplify field operations.
• User-Friendly Interface: Intuitive touchscreen display and simple menu navigation enhance operational efficiency.
• Reliable Performance: Excellent anti-interference capability ensures accurate measurements in various geological environments.
• Flexible Data Management: Supports USB data export and PC software for data processing, mapping, and reporting.
WDA-1 Super Digital DC Resistivity 7IP Meter
The WDA-1 Super Digital DC Resistivity & IP Meter is an advanced geophysical instrument designed for geological, hydrogeological, engineering, and mineral exploration.
This all-in-one system combines resistivity and induced polarization (IP) measurements, delivering fast, accurate, and stable subsurface data for a wide range of applications.
Key Features
Applications
• Groundwater and aquifer detection
• Mineral and metal ore exploration
• Geological structure and fault mapping
• Environmental and engineering site surveys
• Cavity and fracture detection
Related Products
• 8-channel simultaneous measurement for rapid data acquisition
• Wi-Fi enabled for seamless remote control and data transfer
• Expandable electrode capacity – supports up to 112 electrodes with 5m spacing
• Marine and land survey compatibility, ideal for complex terrains and aquatic environments
• Integrated GPS and EarthImager™ software for precise positioning and advanced inversion modeling
• Rugged field-ready design with heavy-duty transport case, stainless steel electrodes, and robust cabling
• Multi-Channel Operation:
Supports simultaneous data acquisition from multiple electrodes, significantly improving survey speed and data accuracy.
• High Power Output:
Delivers strong current injection for deep detection and high-resistivity formations, ensuring reliable data even under challenging ground conditions.
• Intelligent Control System:
Features a microprocessor-based architecture with automatic ranging, polarity switching, and real-time monitoring for safe and efficient operation.
• High Precision Measurement:
Advanced digital filtering and noise reduction technology ensure stable, interference-free signals for accurate subsurface mapping.
• Flexible Configuration:
Compatible with multiple electrode arrays (Wenner, Schlumberger, Dipole-Dipole, etc.) for resistivity and induced polarization (IP) surveys.
• Durable Field Design:
Built with robust casing and weather-resistant components, making it ideal for both field and laboratory use.
Depth: 100m/150m/300m/500m
Measuring time: 8-10min
Measurement data unit electric field component of different frequencies of the earth electromagnetic field ΔVs (mV)
Maximum Channels: 18 channels
Display Screen: Industrial 10.1-inch HD touch screen.
A/D conversion: 16-bits 1Msps
Minimum resolution: 0.001mv
Point selection: 1-18 points optional.
Power consumption: about 9W
Working environment temperature: -20°C ~ +50°C
Controller: 32-bit high speed CPU
Standby time: 8h
Cable: 2.5m point pitch, 10m line pitch 54.7m in total length
Electrode: Each comes standard with 22pcs
Host Weight: 1.95kg
Depth 100 / 150 / 300 / 500 Meters
Frequency Single, Triple, 36/40/56frequency
Channel 8
System PQWT
LCD Industrial 7-inch HD touch screen
Units of Measurement △Vs(mV)
Measurement Range 0mV-2000mV
Stand-by Time 8-10 hours
Power Supply Battery Model #26650; 3.7V 4000mAh Rechargeable lithium battery
Depth 100 / 150 / 300 Meters
Frequency Single, Triple, 36/40/56frequency
Channel 8
System PQWT
LCD Industrial 7-inch HD touch screen
Units of Measurement △Vs(mV)
Measurement Range 0mV-2000mV
Stand-by Time 8-10 hours
Power Supply Battery Model #26650; 3.7V 4000mAh Rechargeable lithium battery
• High Measurement Accuracy: It delivers reliable resistivity readings with excellent anti-interference performance, even in complex geological conditions.
• Automatic Data Processing: It is integrated with intelligent system for real-time data analysis, curve plotting, and geological profiling without the need for external computers.
• User-Friendly Operation: It has one-touch control and clear LCD interface simplify field operations, reducing survey time and improving productivity.
• Powerful Performance: It is capable of high-voltage and long-distance measurements, enabling deep exploration up to several hundred meters.
• Durable & Portable Design: Rugged construction and compact build for easy transport and dependable use in diverse environments.
High-Power Transmission & Fast Shutdown
WTEM’s robust transmitter delivers large power output and a rapid shutdown mechanism that extends detection range and improves resolution, especially in shallow surveys.
Superior Anti-Interference Capability
Built to withstand electrical noise such as atmospheric interference and 50/60 Hz industrial signals, the WTEM system ensures high-quality data in even the most challenging environments.
Versatile Configuration
The WTEM receiver pairs with either high-power transmitters for deep exploration or smaller transmitters for shallow investigations, giving you flexible deployment across project types.
Advanced Synchronization
Support for multiple synchronization modes — including cable and GPS synchronization — ensures precise timing and stable data acquisition across survey sites.
Lightweight & Efficient
Designed with portability and low power consumption in mind, the WTEM system performs reliably in the field while minimizing logistical complexity.
User-Friendly Interface
An intuitive control interface simplifies setup and data collection, while integrated software tools support real-time monitoring and post-survey analysis.



