We’re excited to announce that our brand-new Sage Model 51 HVAC thermal mass flow meter is now available for purchase!

Meeting Modern HVAC Measurement Challenges

Today’s building managers face increasing pressure to optimize energy usage while maintaining comfort and air quality. The Sage Model 51 HVAC Series addresses these challenges by providing accurate, reliable gas flow measurements for heating systems and air handling applications.

New Sage Model 51 HVAC thermal mass flow meter with digital display"

Contact Us

Key Features and Capabilities

The Model 51 offers several advantages for HVAC applications:

  • Direct mass flow measurement without separate temperature/pressure transmitters
  • High accuracy (±1%) with 100:1 turndown
  • Available in both inline and insertion styles
  • Built-in flow conditioning for simplified installation (inline models)
  • BACnet communication with optional Modbus RTU
  • Compact design for tight spaces
  • Class I, Division 2 rating standard

Applications and Industries

Designed specifically for HVAC applications, the Model 51 serves:

  • Commercial buildings
  • University campuses
  • Healthcare facilities
  • Government buildings
  • Shopping centers
  • Office complexes

Smart Building Integration

Compact Sage Model 51 HVAC Series thermal mass flow meter with 4-inch housingThe Model 51’s advanced communication capabilities enable seamless integration with building management systems. Through BACnet or Modbus RTU protocols, facilities can:

  • Monitor real-time gas consumption
  • Track energy usage patterns
  • Optimize system performance
  • Generate detailed usage reports
  • Support preventive maintenance

Installation Flexibility

Learn more about installation solutions for challenging spaces. The Model 51’s compact design and built-in flow conditioning make it ideal for retrofit projects and tight mechanical rooms.

Energy Efficiency Benefits

Discover how precise gas monitoring drives HVAC efficiency. The Model 51’s accurate measurements help facilities:

  • Reduce energy costs
  • Meet sustainability goals
  • Support LEED certification
  • Verify system performance
  • Optimize HVAC operations

Technical Specifications

Learn more about the Model 51’s complete specifications on our product page.

Availability and Support

The Sage Model 51 HVAC Series is now available for immediate delivery. Our team provides:

  • Technical consultation
  • Installation guidance
  • System integration support
  • Ongoing maintenance assistance
  • Calibration services

Take Control of Your HVAC Gas Measurement

The Sage Model 51 HVAC Series represents the next generation in thermal mass flow measurement technology. Whether upgrading existing systems or planning new installations, our team is ready to help you optimize your HVAC gas monitoring.

Request a Quote today to learn how the Model 51 can improve your facility’s energy efficiency and system performance. Call +1 (831) 242-2030 for immediate assistance or contact our technical support team.

Contact Us

Join the growing number of facilities benefiting from precise HVAC gas measurement. Download the Model 51 data sheet flyer or schedule a consultation with our flow measurement experts.