Measurement While Drilling (MWD)

ER-MWD-38 (Φ38mm)
1. Azimuth: 0~360°/±1°;
2. Inclination: 0~180°/±0.1°;
3. Tool face angle: 0~360°/±2.

ER-MWD-48 (0~180°/±0.1° MWD-Φ48mm)
1. Azimuth: 0~360°/±1°;
2. Inclination: 0~180°/±0.1°;
3. Tool face angle: 0~360°/±0.5.