Product description

Introduction
This (differential) pressure switch is used to sense flow of air, single or differential air pressure.
Typical applications include:

• Detect clogged filter
• Detect frost or ice build-up on air
  conditioning coils
• Air proving in heating or ventilation ducts.
• Maximum airflow controller for variable air
  volume system.
• Detect blocked flue or vent
• Monitor fan operation

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