Chongqing Gold Mechanical & Electrical Equipment Co.,Ltd
| Payment Terms | L/C,D/A,D/P,T/T,Western Union,MoneyGram |
| Supply Ability | 1 set per 5 days |
| Delivery Time | 5-8 working days |
| Packaging Details | Carton |
| Product name | WDJD-4 Underground Water Detector and Professional 2D Water Finder |
| Description 1 | Digital DC Res/IP Meter For Underground Water Detection |
| Input impedance | ≥50MΩ |
| SP compensation range | ±10V |
| Weight | ≤ 4.4 Kg |
| Description 2 | DC VES Resistivity Meter Imaging Machine |
| Description 3 | Multifunction Geophysical |
| Sensitivity | Geophysical Survey Equipment |
| Warranty | 12 Months |
| Brand Name | Gold |
| Model Number | wdjd-3 |
| Certification | ISO9001 CCC CE |
| Place of Origin | Chongqing, China |
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Product Specification
| Payment Terms | L/C,D/A,D/P,T/T,Western Union,MoneyGram | Supply Ability | 1 set per 5 days |
| Delivery Time | 5-8 working days | Packaging Details | Carton |
| Product name | WDJD-4 Underground Water Detector and Professional 2D Water Finder | Description 1 | Digital DC Res/IP Meter For Underground Water Detection |
| Input impedance | ≥50MΩ | SP compensation range | ±10V |
| Weight | ≤ 4.4 Kg | Description 2 | DC VES Resistivity Meter Imaging Machine |
| Description 3 | Multifunction Geophysical | Sensitivity | Geophysical Survey Equipment |
| Warranty | 12 Months | Brand Name | Gold |
| Model Number | wdjd-3 | Certification | ISO9001 CCC CE |
| Place of Origin | Chongqing, China | ||
| High Light | Underground Utility Detection Equipment ，IP Survey System Terrameter Instrument ，Multi-Function Terrameter Instrument | ||
WDJD-4A: Unleashing the Future of Subsurface Imaging
For geoscientists and engineers committed to pushing the boundaries of discovery, the WDJD-4A Multi-Function Digital DC Resistivity Meter stands as a testament to engineering excellence and scientific rigor. Designed to decode Earth’s hidden layers with nanoscale sensitivity, this instrument transforms raw data into actionable insights for industries reliant on accurate, sustainable resource management.
Nanovolt-Level Detection
0.1µV resolution paired with 24-bit A/D conversion captures subsurface whispers—from deep-seated mineral veins to micro-fracture networks—enabling unprecedented geological clarity.
Industrial-Grade Noise Immunity
≥80dB suppression against 50Hz interference ensures pristine data integrity in environments cluttered by power grids, machinery, or urban infrastructure.
Adaptive Survey Modes
Master diverse terrains with 7 programmable workflows, including:
3D Resistivity Tomography: Map karst cavities or mineral deposits in volumetric detail.
Time-Lapse IP Monitoring: Track groundwater contamination dynamics over weeks or months.
High-Speed Profiling: Deploy 2.5A multi-electrode arrays for rapid site characterization.
Deep Earth Penetration
6,600W transmitter output and ±1,100V voltage pierce through 1,500+ meters of overburden, outperforming competitors in ultra-deep exploration for critical minerals.
Smart Data Ecosystem
1GB storage with USB-C/Wi-Fi 6 connectivity enables real-time cloud analytics, while AI-driven software generates predictive models for drilling optimization.
| Parameter | Performance |
|---|---|
| Voltage Measurement | ±24V range, ±0.4% accuracy, 24-bit resolution |
| Current Dynamics | 0.2µA–6A range, ±0.4% stability, 24-bit A/D |
| Transmitter Outputs | Resistivity: 1,350W; IP: 2,400W; Multi-Electrode: 1,125W (WDZJ-4 compatible) |
| Environmental Tolerance | Operational: -10°C to +50°C; Storage: -20°C to +60°C; IP68 dust/waterproofing |
| Power Management | 30-hour runtime (9Ah Li-ion); Solar-ready 12V input |
| Ergonomics | 4.4kg, shockproof casing, backpack-compatible design |
Critical Mineral Exploration: Identify rare-earth element (REE) deposits with ±1% polarizability precision, reducing exploratory drilling by 60%.
Urban Geohazard Mitigation: Detect sinkholes or subsurface voids beneath cities using high-density resistivity grids.
Hydrogeological Studies: Model aquifer recharge rates and saltwater intrusion pathways via multi-parameter IP analysis.
Arctic Research: Profile permafrost thaw zones with low-temperature optimized hardware.
Why WDJD-4A Dominates
Academic-Grade Accuracy: Peer-reviewed calibration protocols ensure publishable data quality.
Modular Expandability: Integrate drones or borehole sensors via API-enabled firmware.
Global Scalability: Compliant with ISO 9001, CE, and ANSI standards for cross-border projects.
Company Details
Business Type:
Manufacturer
Employee Number:
60~80
Ecer Certification：
Verified Supplier
Chongqing Gold Mechanical Electrical Equipment Co. Ltd. has been actively involved in the design, development, and manufacturing of geophysical exploration equipment for over four decades. Our expertise encompasses various techniques used to capture images and map subsurface features and structures ... Chongqing Gold Mechanical Electrical Equipment Co. Ltd. has been actively involved in the design, development, and manufacturing of geophysical exploration equipment for over four decades. Our expertise encompasses various techniques used to capture images and map subsurface features and structures ...
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