300m Geophysical Equipment Borehole Water Well Log Tool Apparent Resistivity Measuring Logging System
The RCQ-1 Borehole Logging Equipment is a dependable geophysical logging instrument specifically designed to measure apparent resistivity and natural potential in boreholes. The system comprises a surface unit, Kevlar-reinforced cable, electric winch, and downhole electrode probe, all working together to ensure consistent, accurate data collection.
Equipped with an adaptive power supply solution, the system sends AC square waves to the formation while simultaneously measuring current and voltage. This design enables precise resistivity logging across a wide operational range. The RCQ-1 is lightweight and simple to operate, featuring direct PC connectivity that supports real-time data logging, transmission, and mapping.
This system finds broad application in groundwater exploration, mineral prospecting, engineering geology, and geotechnical surveys—scenarios that demand reliable borehole resistivity data for informed decision-making.
| No. | Item | Parameter |
|---|---|---|
| 1 | External Power Supply | AC 220V ± 20%, 50Hz, 20W |
| 2 | Working Condition | Temperature: -20°C ~ +40°C, humidity ≤ 90% |
| 3 | AB Power Supply | 6~60V, 0~200mA, AC square wave |
| 4 | Applicable Electrode System | A1.6M 0.4N |
| 5 | Apparent Resistivity Measurement Range | 1-2000Ωm |
| 6 | Apparent Resistivity Measurement Accuracy | 1% (scale) |
| 7 | Natural Potential Measurement Range | ±1200mv |
| 8 | Natural Potential Measurement Accuracy | 1% |
| 9 | Signal Output | USB interface |
| 10 | Depth Measurement | 0 ~ 9999.99 meters |
| 11 | Depth Measurement Accuracy | better than 0.1% |
| 12 | Speed Measurement Range | 0 ~ 9999 meters / hour |
| 13 | Speed Measurement Accuracy | better than 5% |
- Real-time data measurement and transmission for field operations
- Kevlar cable and electric winch design for convenient deployment
- Dual voltage channels allow simultaneous recording of two curves, improving efficiency
- Gradient and natural potential measurement functions for versatile applications
- AB measurement method reduces artificial electric field interference
- High accuracy and repeatability ensure reliable geophysical survey results
- Professional software for fast curve plotting and data processing
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