PT12 Pressure & Temperature Sensor with Modbus/SDI-12 Interface, Stainless


Designed to resist the elements, the PT12 delivers accurate pressure and temperature readings in rugged environments.

This industry standard SDI-12 device is easy to interface with SDI-12 recorders and can be daisy-chained on one cable up to 200 feet, making it a preferred choice for many environmental professionals with existing SDI-12 systems.


  • SDI-12 v1.3 interface
  • Modbus® RTU interface
  • Optional U.S.G.S. OSW accuracy enhanced calibration on the 15 PSIG unit.
  • Available with a variety of cable options, including polyethylene, polyurethane, and FEP
  • Available in absolute and gauge versions
  • 316 stainless steel, fluoropolymer, and PTFE construction (titanium optional)
  • Optional automatic barometric compensation for absolute units using a PT12-BV Barometric Sensor (SDI-12 only)
  • Available from 1 PSI to 300 PSI
  • Optional 1/4″ NPT inlet


  • Monitoring groundwater, well, tank and tidal levels
  • Pump testing
  • Flow monitoring



PT12 BV Compensation Wiring Option

Additional information


1 PSIg, 1, 5 PSIg, 15 PSIg, 30 PSIg, 30 PSIa, 50 PSIg, 50 PSIa, 100 PSIg, 100 PSIa, 300 PSIg, 300 PSIa


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