Air Velocity Sensor for HVAC Applications

  • Air flow

EE650

The EE650 air flow sensor is dedicated for accurate and reliable measurement in building automation and ventilation applications.

EE650 employs the new VTQ air flow sensor element, which operates on the thermal anemometer principle and is manufactured by E+E in state-of-the-art thin film technology.

Due to its innovative design, the VTQ air flow sensor element is very robust and highly insensitive to pollution, which leads to outstanding long-term performance. 

The measured data is available either on an analogue voltage or current output, user selectable, or on the RS485 interface with Modbus RTU protocol.

The enclosure design and the mounting flange included in the scope of supply allow for easy installation or replacement. The configuration and adjustment of the EE650 can be comfortably performed on the electronics board or via digital interface.

Typical Applications

  • HVAC
  • Ventilation systems
  • Process control
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  • Best accuracy and long term stability
  • High resistance to pollution and mechanical stress
  • Measuring range 0.2 - 10/15/20 m/s (40 - 2000/3000/4000 ft/min), user selectable
  • Current and voltage outputs, selectable
  • RS485 interface with Modbus RTU
  • Duct mount and remote probe versions
  • Easy installation
  • Digital interface for adjustment by user
Measuring range - user selectable
0...10 m/s (0...2000 ft/min)0...15 m/s (0...3000 ft/min)0...20 m/s (0...4000 ft/min)
Accuracy at 20 °C (68 °F), 45 % RH, 1013 hectopascal
0.2...10 m/s ±(0.2 m/s + 3 % of mv)0.2...15 m/s ±(0.2 m/s + 3 % of mv)0.2...20 m/s ±(0.2 m/s + 3 % of mv)
Response time - user selectable
typ. 4 sec or typ. 1 sec.
Output Analogue
0-10 V and 4-20 mA
Output Digital
Modbus RTU
Supply
24 V AC/DC
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Rijin Raj | Regional Sales Manager, E+E Elektronik India Pvt. Ltd.

Sensors play a crucial role in mobility applications for safety, efficiency, and performance. At E+E Elektronik, our cutting-edge sensor technology provides accurate data, enabling customers to optimize vehicle functionality and stand out in the dynamic mobility market.

Custom solutions for precise results

For more than 40 years, E+E Elektronik has been developing and manufacturing its highly precise and long-term stable sensors exclusively at its headquarters in Engerwitzdorf, Austria. The high level of vertical integration – from the sensor element to the precisely calibrated measuring device – ensures compliance with the highest quality standards and enables a quick response to customer-specific requirements.

E+E Elektronik offers:

  • Accredited sensor calibration for the highest quality standards
  • Efficient service – worldwide through local offices
  • Short delivery times
More about E+E
E+E Elektronik Headquarters
E+E Elektronik Headquarters in Engerwitzdorf, Austria

FAQ

Transmitter with "two-wire" technology receive the power from the process, and the signal is carried on return wire (closed current loop). With "three-wires" technology the power supply is separate from current output: 2 wires are the power supply and the third carries the signal.

We are always available to answer any questions you may have! Inquire now

Downloads EE650

Planning Data
Software

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Explore E+E technology and high-end sensor calibration. Our global team helps you find a custom solution for your production.

Matthew Nemeth | Managing Director E+E Elektronik Corporation USA
Matthew Nemeth | Managing Director E+E Elektronik Corporation USA
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