WWDDS-3 Digital Resistivity Meter
• 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.
The WDDS-3 Digital DC Resistivity Meter is a geophysical instrument designed for rapid and accurate detection of underground resources.
Built on advanced DC resistivity technology, it provides precise measurements of subsurface resistivity variations, making it ideal for applications such as groundwater exploration, mineral prospecting, engineering surveys, and environmental investigations. Key Features
Applications
• Groundwater and Aquifer Detection
• Mineral and Metal Exploration
• Geotechnical and Civil Engineering Surveys
• Environmental and Geological Mapping
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Technical Sheet
1. Imaging Chip: 1/3” color CCD, sensitivity 0.1Lux.
2. Display: LCD, 12 inches, resolution 1024*768.
3. Lens: Manually fine-tune the focus; the lens is 360 degrees horizontally, tilted 180 degrees to rotate, freely controlled and can stay in any position.
4. Illumination Unit: front LED patch lamp beads, the brightness of the light source is adjustable in 8 levels.
Measurement Depth: 300M, 400M, 500M, 600M, 800M, 1000M
5. Storage Unit: U Disk.
6. Probe: Panorama/ rotation can be replaced at will, 40-120mm.
7. Working Voltage: AC 220V50Hz.
8. The tensile strength of the cable is 250kg.
9. The maximum pressure of the probe is not less than 15Mpa.
Controller Unit
Screen 12inch
Storage 32GB (SD card)
Keyboard Yes
Rotary 360 Degree rotary
Focus Adjustable
Winch Unit
Electric AC 220V
Cable core 6-core
Wheel type 0-500m
Skid type 501-1000m
Probe
Diameter 75mm
Rotary Yes
Focus Yes
Light Adjustable (+1 and -1)
Centralizer Yes
View angle Down and Side
• Proton-precession sensor for absolute total-field measurements
• Rugged, weather-resistant housing for field durability
• Large, readable display with clear numeric and status indicators
• Onboard memory for thousands of readings and time-stamped records
• GPS time/position tagging (optional) and USB/Bluetooth data transfer
• Long-lasting rechargeable battery with field-replaceable pack
Lightweight carry case and mounted tripod/stand options
Depth 100m/150m/300m
Measuring time 6-8min
Measurement data unit electric field component of different frequencies of the earth electromagnetic field ΔVs (mV)
Maximum Channels: 18
Display screen unit: 10.1-inch HD touch screen (1024 *600)
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
• 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.
Multilingual support
Depth: 300 Meters
Frequency: Single, Triple, 40 Frequency
Channel: 6 Channels
Display: Industrial 7-Inch HD Touch screen
Measurement Range: 0mV – 1500Mv
Stand-by Time: 8-10 hours Power Supply: Battery Model #26650; 3.7V
4000mAh Rechargeable lithium battery
• High Sensitivity & Precision: Integrated digital sensors ensure accurate seismic signal detection.
• Wireless & Efficient: Cable-free design simplifies deployment and reduces operational costs.
• Durable Construction: IP-rated protection for use in rugged field conditions.
• Long Battery Life: Low power consumption for extended continuous recording.
• Flexible Applications: Ideal for 2D/3D seismic surveys, structural monitoring, and academic research.
• User-Friendly Software: Intuitive interface for setup, synchronization, and data retrieval.
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.
