MWD/LWD Gamma Selection Guide

Model Part Number Operating Temperature Sensitivity (CPS/API) Diameter Length (make-up)
Non-Focused Gammas
NGT-HTR 200-100-000 190°C 1.14 Ø 1.36" 13.6"
NGT-T2 200-200-000 182°C 1.14 Ø 1.36" 13.6"
NGT-T 200-000-000 175°C 1.14 Ø 1.36" 13.6"
NGT-TX2 Short 203-100-000 182°C 1.14 Ø 1.36" 11.6"
NGT-TX Short 203-000-000 175°C 1.14 Ø 1.36" 11.6"
NGT-CN High Sensitivity 201-000-000 175°C 1.59 Ø 1.36" 13.7"
Small Diameter Gammas
NGT-075-B2 204-300-000 182°C 0.76 Ø 0.75" 13.7"
NGT-075-B 204-200-000 175°C 0.76 Ø 0.75" 13.7"
NGT-100 208-000-000 182°C 1.25 Ø 1.00" 12.0"
NGT-CSX-B 205-200-000 175°C 1.48 Ø 1.05" 15.5"
Focused Gammas
FGT High Sensitivity 202-200-000 182°C  0.52 Ø 1.36" 13.7"
DGA-C High Sensitivity 202-100-000 175°C 0.52 Ø 1.36" 13.7"
DDG 206-000-000 175°C 0.29 Ø 1.40" 22.17"
Custom Gamma Designs
MWD Tools | Gamma Sensors

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