The Rupture Disk (bursting disc) Indicator or RDI Series is a simple and effective means of indicating when the process media ruptures a disk or opens a safety relief valve.


  • Installs onto the vent side of a rupture disk assembly or onto the discharge side of a safety relief valve
  • Available on the family of ZOOK Metal and Graphite rupture disks. Also for stand alone use on safety relief valve installations
  • One time use at a low cost
  • Upon rupture of the disk or discharge of the safety relief valve, the RDI alarm circuit is opened by the flowing media
Rupture Disk Indicator

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