The AVFS-2 is a thermo air flow switch designed for monitoring air, gas, or liquid flow in HVAC and industrial systems.
The AVFS-2 is a thermo air flow switch designed for monitoring air, gas, or liquid flow in HVAC and industrial systems. It uses thermal dispersion technology to detect flow presence and changes, triggering a switch output when flow exceeds or drops below a set threshold.
Specifications
Feature
Details
Model
AVFS-2
Flow Range
1 to 10 m/s (197 to 1969 FPM)
Switch Type
SPST-NO (Single Pole Single Throw – Normally Open)
Contact Rating
3A @ 250 VAC / 30 VDC
Input Voltage
18 to 30 VDC
Body Material
Polybutylene Terephthalate (PBT)
Max Pressure
14.7 psi
Enclosure Rating
IP65 (dust-tight and water-resistant)
Mounting
Duct insertion type
Applications
HVAC systems, air handling units, industrial ventilation
