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Dwyer 641RM Air Velocity Transmitter

The Dwyer 641RM Air Velocity Transmitter features the same highly accurate heated mass flow sensor as the Series 641, with a remote probe construction. The units 6´ cable which connects the sensing probe with the electronic enclosure allows the enclosure to be mounted where it can be more easily accessed.

Applications for the 641RM include:

  • Exhaust stack flow monitoring
  • Air control in drying processes
  • HVAC air velocity measurements
  • Fan supply and exhaust tracking
  • Clean room ventilation monitoring

The Dwyer 641RM Air Velocity Transmitter features the same highly accurate heated mass flow sensor as the Series 641, with a remote probe construction..
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The Dwyer 641RM-12-LED Air Velocity Transmitter features the same highly accurate heated mass flow sensor as the Series 641, with a remote probe const..
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