HDT’s Zone Pressure Alarm is used in collective protection (ColPro) spaces for real-time monitoring of zone pressure levels. This alarm is used on select U.S. Navy ships and is also suitable for building applications.

  • The Zone Pressure Alarm provides both audible and visual warnings if pressure falls below a preset threshold, adjustable over the range of 0.0 to 5.0 in wg
  • Along with a two-digit (X.X) display, the Zone Pressure Alarm features long-life green and red LED lamps, as well as a signal out when a remote display is desired
  • The Zone Pressure Alarm operates on 110V AC power