PT12 Pressure Level Sensor

Pressure & Temperature with Modbus & SDI-12 Interface

  • Can transform your analog sensors into a digital sensor system
  • Easy to connect with SDI-12 recorders—convenient for an existing SDI-12 system
  • Features a Modbus® RTU communication interface for further flexibility
  • Offers great noise immunity, thermal performance, and transient protection

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 5 PSI to 300 PSI
  • Optional 1/4″ NPT inlet


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

More information please click :


Skip to content