China MWD Accessories Supplier - Directional Drilling Equipment - Directional Drilling Tools - Measurement While Drilling Tool

SN-MWD-48H Measurement While Drilling Tool (Measurement-While-Drilling) MWD + Gamma Module Mud-pulse l Positive pulse system l Downhole tool retrievable SN-MWD-48H is a kind of recoverable positive pulse wireless while drilling inclinometer, ingenious design, flexible assembly and easy to use. SN-MWD-48H mud pulse while drilling inclinometer consists of Surface equipment and downhole measuring instrument. Surface Equipment includs: Power supply box, Remote data processor, Pressure transducer, Computer and connected Cables that perform data reception, processing, display and so on. Downhole measuring instrument includes: directional probe (directional parameter measurement part), mud pulse generator, gamma probe, Fishing head, Stabilizer, battery, centralizer, salvage head etc. SN-MWD-48H Mud-Pulse MWD + GAMMA Module Features Specs Telemetry Type Positive Pulse Tool Outer Diameter (1.875” ) Φ47.6mm Length of Tool (a) Directional Only 6.8m (b) Directional & Gamma 8.8m Max Operating Temperature -25~150℃ Max Operating Pressure (MPa) ≤ (20000psi) 137MPa Wireline Retrievable Yes Measurement Accuracy Tool Face +/- 1.0° Azimuth range 0~360° ±1.0° Inclination range 0~180° ±0.1° Displacement 100-1200USGPM096.3-75.7L/S Drilling collar size 3½”, 4¾”, 6½”, 7”, 8”, 9½”, 12” Drilling plugging agent 40-50ppb Sand content ≤1% Gamma Detector Type APIGR Sensor Scintillating crystal + Photomultiplier tube Gamma Real time Yes Recommended Minimum Sample Period 10 Seconds Measurement Range 0~500API Measurement Accuracy ±3API (0~150API) ±10API (150~500API) Max Data Storage Capacity 110,000 Groups Sensitivity Better than 1.6 CPS/API Vertical Resolution Better than 130mm Recommended Measurement Speed ≤30 m/h Total length of the system 6.8m (without Gamma) 8.8m (with Gamma)