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BTU Measurement


280T-S Energy Metering

Optimizing control of tenant, building and campus climate requires accurate monitoring the flow of your heating and cooling energy. Spire’s 280T-S incorporates arrayed ultrasonic transducers and paired PT1000 sensors, delivering continuous BTU and flow information to support your energy conservation, optimization and revenue collection goals. Proven ultrasonic technology and multiple communications options provide complete utility billing solutions.
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In line Ultrasonic Energy Measurement

  • Energy Measurement per standard OIML R75/EN1434
  • 232 psi (PN16) at 203o F (266o F available)
  • Paired PT1000 temperature sensors
  • Display mounts on the body or remotely, prewired
  • No moving parts
  • Threaded connection ¾” to 1½”/DN20 to DN40
  • Flanged connection 2” to 12”/DN50 to DN300
Spire’s 280T-S



  • Universities
  • Hospitals
  • Industrial Campuses
  • Multi-Unit Residential
  • Multi-Unit Commercial


  • Energy Distribution
  • Submetering
  • Compliance Reporting
  • Process Control


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