The AVT is an electronic air velocity and temperature transmitter for air and non-combustible gases with optional relay output

AVT series air velocity transmitters are engineered for building
automation in the HVAC/R industry. The AVT measures air velocity and
temperature, with field selectable range and output options in a
single device. Designed with a duct mount probe and adjustable
collar suitable for round or rectangular ducts

:AVT series devices include

Three field selectable measurement ranges for air velocity, selectable via jumper.

Separate readings and outputs for air velocity and temperature

Proportional output options include: voltage (0–۱۰ V) and current (4–۲۰ mA)

:AVT series device options offer

Backlit display

Field adjustable relay