OPD (Over Pressurisation Device)

Midland ACS logo OPD (Over Pressurisation Device)

Midland-ACS OPD (Over Pressurisation Device) is a 316L stainless steel unit providing protection to downstream equipment from over pressure events.

Features and Benefits:

  • Protection of equipment from regulator failure & over pressure events
  • Specifically designed for severe environments
  • Manifold mounted option
  • Auto shut-off
  • 1/4 turn actuator and on/off valve protection
  • Linear actuator and control valve protection
  • System instrumentation equipment protection
  • Process valve stem & seat saver
  • Easy installation
  • 316L stainless steel construction
  • Compliments and protects ESD & safety instrumented system equipment
  • Ambient temperature range -20 ºC to +80 ºC

Regulated Outlet Pressure Range:

  • 4 - 8 bar

Trip Pressure Range:

  • 4.5 - 8.5 bar (4-8 bar)

Maximum Response Time:

  • 30 ms (4-8 bar)

Temperature Range:

  • Standard: -20 ºC to +80 ºC (-4 ºF to +176 ºF)
  • Low temp: -50 ºC (-58 ºF) (optional)

Maximum Inlet Pressure:

  • Manual drain: 20 bar
  • Auto drain: 17 bar

See Air Preparation Literature page for further details