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Home » Products & Services » Series AVFS Air Flow Switch Wholsaler in Delhi

Series AVFS Air Flow Switch Wholsaler in Delhi

Series AVFS Air Flow Switch Wholsaler in Delhi

  • Dwyer Series AVFS Air Flow Switch.

Series AVFS Air Flow Switch


Series AVFS Air Flow Switch
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Approx. Rs 8,500 / PieceGet Latest Price

Product Details:
Minimum Order Quantity1 Piece
Usage/ApplicationFan Monitoring,Filter Monitoring,Damper Feed Back,Air Handlers
Model Name/NumberSeries AVFS Air Flow Switch
BrandDwyer USA
Media TypeGas
Power/VoltageAVFS-1: 80 to 250 AC/DC (47 to 63 Hz AC). AVFS-2: 24 VDC +-25%.
MaterialPBT Body,Titanium Sensor.
Weight7.2 oz (203 g).
Flow Media TypeGas
I Deal InNew Only
Country of OriginMade in India

Series AVFS Air Flow Switch

Monitors Flow in Ducts with Contact Output and Local LED Indication

The Series AVFS Adjustable Air Flow Switch is specifically designed to monitor air flow in ducts and provides a 3 A contact output to indicate a change or loss of flow. The AVFS provides a ±5% set-point repeatability across a full scale range of 1-10 m/s (197-1969 fpm) and includes a mounting bracket for quick duct mounting.

Product Applications

  • Fan Monitoring
  • Filter Monitoring
  • Damper Feedback
  • Air Handlers

Models & Ordering

Model Description

  • AVFS-1 Thermo Air Flow Switch, 80-250 AC/DC.
  • AVFS-2 Thermo Air Flow Switch, 24 VDC.


Air Velocity Range:197-1969 FPM (1-10 m/s).
Temperature Limits:5 to 122°F (-10 to 50°C).
Humidity Limits:0-90% RH.
Wetted Materials:PBT Body, Titanium Sensor.
Pressure Limit:14.7 psig (1 bar).
Repeatability:±5% FS.
Switch Type:N.O. SPST.
Electrical Rating:3 A @ 30 VDC/250 VAC.
Response Time:3-60 seconds. Varies With Flow And Set Point.
Power Requirement:AVFS-1: 80 to 250 AC/DC (47 to 63 Hz AC). AVFS-2: 24 VDC ±25%.
Power Consumption:3 VA.
Electrical Connection:6.5' (2 m) Cable.
Enclosure Rating:IP65.
Display:1 Red LED/1 Green LED.
Weight:7.2 oz (203 g).
Agency Approvals:CE.


  • Integral Red/Green Air Flow Status LED’s
  • Flush Sensor Design Limits Issues Due To Dust Or Particulate In The Air Flow
  • IP65 Construction

Related Products

  • Model 530 Air Flow Switch
  • Series 641 Air Velocity Transmitter

Additional Information:

  • Item Code: Series-AVFS-Air-Flow-Switch
  • Production Capacity: www.envirotechindia.net
  • Delivery Time: http://www.envirotechdelhi.info
  • Packaging Details: www.envirotechindia.info
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