Mine Type, HFD-C Underground Water Detector / Water Finder
1. Features:
- Monitor 7 frequencies simultaneously
- Suitable for depths up to 300m
- Easy to handle and learn
- Auto-monitoring, auto-storage of data, and automatic curve drawing
- Equipped with USB ports for easy data transfer


Main Technical Parameters of HFD-C Groundwater Detector:
2. Brief Introduction:
The HFD-C Multi-Function Natural Electrical Field Detector is a specialized water detection device designed for depths up to 300 meters. It measures the intensity of the natural electrical field to monitor changes in underground electrical resistivity, allowing accurate analysis of the location and depth of underground water.
This instrument effectively addresses key challenges such as frequency selection and noise interference in natural electric fields. Its waterproof casing and touch screen make it user-friendly and easy to operate.
Compared to traditional DC electrical water detectors, the HFD-C significantly improves measurement speed by more than 8 times while reducing the weight by 8 times. Over the past 20 years, we have built a strong reputation and received high praise from our customers.
3. Comparison with Traditional Geo-Electrical Water Detectors:



4. Applications: - Metal and non-metal ore surveys - Reduce mineral investment risk and increase exploration success rate - Detect underground water in various geological conditions - Meet needs for drinking water, industrial use, and agricultural irrigation - Engineering and disaster geological surveys - Coal goaf, archaeological mining, city exploration, and non-metallic pipe surveys 5. Key Features: - Fast and efficient - Portable and lightweight - Easy to operate - High precision and accuracy - Practical and affordable - Flexible array methods (traditional and unique) 6. Advantages: 1. Integrated into an aluminum alloy case for easy portability 2. Built-in rechargeable lithium battery, fast charging in 4 hours, 16 hours of continuous use 3. Special rough and fine measurement electrodes improve speed and accuracy 4. Multiple anti-jamming designs and unique modes enhance data accuracy and stability


Main Technical Parameters of HFD-C Groundwater Detector:
Measuring Range | 0-255 mV |
Detection Depth | < 300m |
Measuring Channels | 7 channels |
Measuring Frequency | 4900, 2000, 600, 170, 67, 35, 25 Hz |
Frequency Tolerance | 2% |
Resolution | 0.001 mV |
Repetitive Error | ±2% ±2 Bit |
A/D Converter | 16 Bits, 1 Msps |
Input Impedance | ≥10 MΩ |
Power Frequency Suppression | >80 dB |
Data Storage | 48W |
Display | 5" Touch Screen |
Interface | USB 2.0 |
Power Source | DC 7.4V, 5200mAh Lithium Battery |
Power Consumption | 400mA |
Operating Temperature | -20°C ~ +60°C |
Humidity | 80% |
Dimensions | 27 × 22 × 15 cm |
Weight | 2.3 kg |
Traditional Geo-Electrical Water Detectors | HFD-C Groundwater Detector |
Heavy equipment with complex wiring due to manual power supply | No need for external power; uses natural electric field and 20-meter receiver pole with special amplification method |
Requires 3–5 people to operate, low efficiency | Can be operated by 2 people, highly efficient |
Heavy, 50–500 kg, difficult to transport | Lightweight, <5 kg, easy to carry |
Requires data transfer to PC and use of multiple software for analysis | Equipped with 4G U-disk for direct data access and operation |
Professional and expensive | Practical and cost-effective |
Only detects water location and depth | Provides information on water location, direction, depth, and flow |



4. Applications: - Metal and non-metal ore surveys - Reduce mineral investment risk and increase exploration success rate - Detect underground water in various geological conditions - Meet needs for drinking water, industrial use, and agricultural irrigation - Engineering and disaster geological surveys - Coal goaf, archaeological mining, city exploration, and non-metallic pipe surveys 5. Key Features: - Fast and efficient - Portable and lightweight - Easy to operate - High precision and accuracy - Practical and affordable - Flexible array methods (traditional and unique) 6. Advantages: 1. Integrated into an aluminum alloy case for easy portability 2. Built-in rechargeable lithium battery, fast charging in 4 hours, 16 hours of continuous use 3. Special rough and fine measurement electrodes improve speed and accuracy 4. Multiple anti-jamming designs and unique modes enhance data accuracy and stability

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