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Detector Test Equipment

781446 Air Duct Detector

The Venturi tube enters the duct and leads the air out of the duct through the detection chamber of the detector back to the duct and finally back into the duct.

Overview

The Venturi tube enters the duct and leads the air out of the duct through the detection chamber of the detector back to the duct and finally back into the duct. During operation, the detector and the alarm LED is visible so that an external parallel detector indicator is not required.

The housing need not be opened for maintenance purposes. Inspection of the detector be performed quickly and easily via a separate opening in the front of the housing.

Features & Benefits:
  • Single-tube air analysis system based on the Venturi principle
  • Optimum utilization of air flow velocity through new Venturi tube design
  • Integrated maintenance opening in the front cover so that air duct smoke detector can be tested
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