**Basic Specifications of Nef-800 Mine Prospecting Instrument and Water Detector**
- Model No.: Nef-800
- Max Capacity: >1000KN
- Load Type: Electronic Load
- Display: Needle Display
- Weight Range: 0–100kg
- Oil Cylinder Position: Under the Unit
- Trademark: GM
- Specification: CE Certified
- Type: Material Testing Machine
- Accuracy Grade: Class 1
- Loading Method: Dynamic Load
- Control System: Computer Controlled
- Power Supply: AC 110V
- Feature: OEM Available
- Packaging: Cartons or Custom Options
- Origin: China
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**Nef-800 Mine Prospecting Instrument & Natural VLF Water Detector**
The Nef-800 is an advanced upgrade of our previous models, designed for efficient and accurate geological exploration. It features a fully imported IC control system with advanced filtration technology, ensuring high stability and precision in data measurement. The device has been further improved in terms of interference shielding and anti-jamming design, making it ideal for use in challenging environments.
This instrument is widely used in field surveys for mineral exploration, water detection, engineering geology, and more. It serves as a reliable assistant for geophysical studies, offering fast, accurate, and user-friendly performance.
**Key Applications of Nef-800:**
1. **Mineral Exploration:** Widely used in metal and non-metal ore prospecting, helping to reduce investment risks and improve exploration success rates.
2. **Water Detection:** Ideal for locating underground water sources for drinking, irrigation, and industrial use.
3. **Engineering and Geological Surveys:** Used in disaster prevention, coal goaf detection, archaeological studies, urban exploration, and non-metallic pipeline detection.
**Advantages of Nef-800:**
1. **High Efficiency:** Capable of completing up to 4,000 meters of profile measurements in one day, significantly faster than traditional resistivity methods.
2. **Lightweight & Portable:** Weighing less than 5 kg, it is easy to transport and operate in remote areas without heavy power supplies.
3. **User-Friendly:** Operated via microcomputer control, with a simple interface that can be mastered in just 10 minutes.
4. **High Precision:** Equipped with imported control modules and filtering chips, providing stable and accurate readings with a resolution of 0.001 mV and ±1% accuracy.
5. **Strong Anti-Jamming:** Features advanced anti-interference technology, allowing clear signal detection even in high-noise environments.
6. **Flexible Array Methods:** Supports both traditional and unique electrode array configurations, improving geological interpretation and solving complex problems like ore vein depth and thickness.
**Technical Parameters:**
- Automatic noise reduction with 5-shift anti-jamming design
- Supports 5 or 30 frequencies simultaneously
- All operations are displayed on an LCD screen
- Fully automatic measurement, data storage, and curve mapping
- Can store data from 30 curves across multiple frequencies
- Film switch panel for stable and convenient operation
- Powered by large-capacity lithium batteries
- Electrode testing and power monitoring functions included
- Measuring range: 0.001 mV – 355 mV (auto-ranging)
- Resolution: 0.001 mV
- Voltage Accuracy: ±1% ±1LSB
- Current Accuracy: ±1% ±1LSB
- Input Impedance: ≥50 MΩ
- Operating Temperature: -10°C to +50°C
- Operating Humidity: Up to 95%
- Weight: 2.5 kg, Dimensions: 31 cm x 23 cm x 10.8 cm
- Detection Depth: Up to 600 meters
The Nef-800 is a versatile and powerful tool for modern geological and mineral exploration, combining advanced technology with practical usability. Whether you're searching for water, minerals, or conducting engineering surveys, this device offers reliable performance in diverse conditions.
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