2. Technical Specification: 

Measuring range of inclination: 0~45°, error ≤ 0.1°; 

Measuring range of azimuth: 0~360°, error ≤ 4° (1° ≤ inclination ≤ 45°);

Static drift ≤ 2°, drifting nonlinearity ≤ 1°;

Measuring mode: point measurement (frequency: 1 time / 140 s);

Serial port R232 for data transmission;

Probe outer diameter of downhole instrument: φ40mm;

Measured depth ≤ 2000m;

Working power of the instrument: AC220V±10%, 50Hz±10%;

Working environment: Temperature: -10°~70°

Humidity: 90% (40ºC)

Main instrument overall dimension: 305×200×210mm, Weight: 3kg

Probe overall dimension: φ40×2100mm Weight: 4.2kg

3. Application and Feature:

Adopting high precision fiber optic gyro as direction measurement sensor

Suitable used to measure inclination and direction in the magnetic mine area or inside iron casing

All solid state structure, strong vibration control ability

Automatic search north

High accuracy measure, automatic store data

Probe suitable connect to integrated well logging system

System component:

Main instrument, well logging probe, winch and cable