ER-01A Continuous Gyro Inclinometer (175)
1.Main features
□ Automatic north-finding
□ High measurement accuracy is guaranteed in both small and large
inclination angle
□ Continuous measurement, dynamically real-time recording.
□ Fast measure speed, reached to 5000m/hr or more
□ Shock resistance, anti-vibration, high reliability
□ Easy to use, time-saving
□ Chinese/English selectable in software, entire process recording
□ Automatic drift-correction
Application
□ Trajectory retest of old wellbores, trajectory measuring of new
wellbores
□lDirectional well, tool face orientating of cluster wells
□lCasing window whipstock orientation
□lMeasurement and orientation of cluster wells in offshore
platforms
2. Main performance and specifications
1.Parameters can be measured:
Inclination, azimuth, high side tool face, north direction tool
face, probe temperature
2.Measurement accuracy(1σ):
Azimuth: 0~360 deg, error: ≤0.5 deg
Inclination: 0~85deg, error: ≤0.1deg
Gravity tool face: 0~360deg, error: ≤1.5 deg
North direction tool face: 0~360deg, error: ≤0.5deg
3.Environment condition:
Operating temperature:‐20℃～175℃(with thermal sleeve)
Pressure: 100Mpa
Shock: 700g, 0.5ms, ½sine
4.Outside dimension:
Downhole probe outside dimension: 48mm
Downhole probe length: 1120mm
Total length of downhole tools: 4550mm
Centralizer length: 566mm
Extra heavy bar length: 1000mm
Standard R-type single-point guide shoe or standard E-type guide
shoe
5.Test software:
V2.0.0.1 Gyro inclinometer dedicated software
6.Measuring method:
Trajectory measurements: continuous
Measurement speed: 5000 m/hr
7.Ground host:
Gyro dedicated host
