Advanced Detection System

Xtralis Automatic Purging Unit
Xtralis Automatic Purging Unit
The Automatic Purging Unit (VSP-820) provides a user-friendly and compact solution with selectable preventative or event triggered purging programs. An intelligent and easy to install design ensures the VSP-820 system is a cost-effective and reliable means of preventing pipe network blockage due to contamination.

Model Numbers: VSP-820



  • A user-friendly and compact system,  designed for larger pipe networks
  • Compatible with VESDA, ICAM and FAAST Aspiration Smoke Detection (ASD) systems
  • Patented design without air resistance (as defined by EN 54-20)
  • 6 user selectable preventative or event- triggered purging programs – short or long purging cycle options
  • Internal clock or external clock timer can be connected
  • Several systems can be networked in Master-Slave mode
  • Manual control via an external pushbutton
  • Automatic initiation if a fault message is received from the ASD system (activating through FACP only)
  • Easy commissioning without software tools
  • Multicolored LED indicates system condition