Digital pressure and temperature monitoring instrument

The PPS31 Wellhead Pressure Logger is a programmable gauge that samples pressure and temperature providing real time monitoring. The logger has a highly viewable LCD display where data can be read and also has built in memory. The intrinsically safe design means this logger can be used in critical environments.


  • Gas Wellhead Build-up Tests
  • Stimulation Monitoring
  • Pipeline Monitoring
  • Fracture Monitoring
  • Wellhead Monitoring
  • Injection Pressure Monitoring
  • Perforation Monitoring
  • Workover Monitoring

PPS26 Surface Box PPS31 weatherproof case

Safety Rating

C.S.A. Class 1, Division 1. For more details, please read:

Certificate of Compliance

PDF Icon  PPS31 Technical Sheet


Sensor TypeSilicon Sapphire
Pressure RangesUp to 15,000 PSI
Pressure Accuracy± 0.03% FS
Pressure Resolution0.0003% FS
Temperature Rating-20 °C (-4 °F) to 70 °C (158 °F)
By special order -40 °C (-40 deg;F) to 70 °C (158 °F)
Temperature Accuracy± 0.5 °C
Temperature Resolution0.01 °C

Optional wireless system
O-ringsViton / Aflas / Chemraz
O-ring grease 177 °C
Weatherproof gauge casePelican 1500
USB Interface cable