Continuous North Finding Gyro ER-01A
Ericco International Limited
borehole directional tool, borehole survey gyro, continuous gyro,
1. CG gyro main features:
l Automatically north finding.
l High measurement accuracy, both the slim and large inclination are guaranteed.
l Continuous measurement, dynamical real time recording.
l Fast measurement speed, reach to 5000m/hr or more.
l Shock resistance, vibration, high reliability.
l Simple, easy to use, save time
l Chinese /English software interface, completely recording.
l Automatic drift correction
2. Main performance and specifications:
1. Parameters can be measured:
Inclination, azimuth, high side toolface, north direction toolface,and probe temperature.
2. Measurement accuracy(1σ)：
Azimuth: 0~360 deg, error: ≤0.5 deg
Inclination: 0~85deg, error: ≤0.1deg
Gravity toolface: 0~360deg, error: ≤1.5 deg
North direction toolface: 0~360deg, error: ≤0.5deg
3. Environment condition:
Operating temperature:‐20℃～175℃(with thermal sleeve)
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.
V126.96.36.199 Gyro inclinometer dedicated software.
Trajectory measurements: continuous,
borehole directional tool
, borehole survey gyro
, continuous gyro
, continuous north find gyro
, continuous north seeking gyro