Energy Calculator

Designed for use in hot water, chilled water and cooling/heating applications

Energy Calculator

A combination of flow measurement sensors and energy calculators provide precise measurement of flow for more efficient chiller operation, hot water distribution and tenant billing. Siemens is a trusted partner for single-source solutions to maximize your energy conservation and optimize the cost effectiveness of every process.


How can I improve my energy efficiency?

FEC920 Thermal Energy Calculator

SITRANS FEC920 Energy Meter

Monitor and control your energy efficiency in more ways.

The SITRANS FEC920 is the ideal solution for measuring thermal energy in a wide range of applications including:

  • Sub-metering for universities Industrial HVAC systems

  • Energy billing in residential buildings

  • Chilled or hot water plants in corporate complexes, hospitals, shopping malls, airports and more


HVAC Clamp on Brochure

Clamp-on Ultrasonic Flow meters for HVAC

How they measure up

Clamp-on ultrasonic flow meters are very versatile: they can be installed on the full range of district energy line sizes are quick and easy to install with no need to cut the line, interrupt service or drain the pipe.


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You can't manage what you don't measure

Siemens offers accurate solutions for District Energy, HVAC and Energy Efficiency.