Borehole Drilling Orientation Tool Vertex Angle Azimuth Survey Tool North Seeking Gyro Survey Tools Magnetical Non Magnetical Borehole Survey Tool
1. Measuring range of inclination: 0~180°, error ≤ 0.1°; |
2. Measuring range of azimuth: 0~360°, error ≤ 4° (1° ≤ inclination ≤ 45°); |
3. Static drift ≤ 2°, drifting nonlinearity ≤ 1°; |
4. Measuring mode: point measurement (frequency: 1 time / 140 s); |
5. Service life of the gyro > 1800 h; |
6. Serial port R232 for data transmission; |
7. Probe outer diameter of downhole instrument: φ40mm |
8. Measured depth ≤ 2000m; |
9. Resistance to pressure of the probe ≤ 200kg/cm2; |
10. Working power of the instrument: AC220V±10%, 50Hz±10%; |
11. Working environment: |
Temperature: -10°~60° |
Humidity: 90% (40ºC) |
12. Probe overall dimension: φ40×2100mm |
13. Weight: 3kg |