Danfoss Sono-Series Ultrasonic BTU Meters

Danfoss offers a versatile range of ultrasonic BTU meters — including SonoSelect, SonoSafe, SonoMeter, and SonoSensor — designed for precise metering of heating and cooling energy in both residential and district energy systems.

Key Highlights

• Full Size Range: Compact meters for DN 15–32 (residential/submetering) and larger units for primary or district energy systems.
• Ultrasonic Precision: High accuracy with minimal pressure loss and resistance to wear — ideal for fair billing and energy efficiency.
• Robust & Long-Lasting: Rugged housing, high IP protection, battery life up to 11–15 years, with mains-powered options and battery backup.
• Smart Connectivity: Modular communication interfaces including M-Bus, Modbus RTU, BACnet MS/TP, LoRaWAN, and pulse/optical outputs.
• Ease of Commissioning: Wireless app setup, walk-by reading, and data concentrators for fast installation and integration.
• Billing-Grade Compliance: MID Class II B+D certified for both heating and cooling applications.