Features

• Ranges – 0-5 m/s, 0-10 m/s, 0-15 m/s or 0-20 m/s
•  Two outputs for Air Velocity – 4-20 mA and 0-10 Vdc
•  Accuracy Air Velocity –  ± 5 % for 0-20 m/s
• Response time 1 second or 5 seconds – DIP switches selectable
•  Power supply 24 Vac/dc
•  IP ratings – IP65 for enclosure ,  IP10 for probe
•  Duct mounting flange with neoprene gasket for good sealing into the duct and to adjust the penetration probe depth

Extra features for AVT 251 MDR2B 

•  Modbus RS485 communication
•  LCD Display
•  2 x relay outputs
•  Buzzer

On request :

•  Output 2-10 Vdc, 0-5 Vdc and 1-5 Vdc
•  Output number 2 (AO2) can be supplied as
• Temperature output instead of Air Velocity output.
•  Other combination AVT types on next page

Applications

•  Duct sensor for air velocity measurement in HVAC systems.
•  Measurement in ventilation ducts
•  For control, surveillance, and regulation of the flow rate in fresh-air and ventilation systems, etc.
•  HVAC supply or extract air measuring
•  Clean room monitoring and control etc