PN 400/ PN 600 DN3 for Pressure gauges (Max temp 80˚ C)

• Body: brass:pressed part;stainless steel: die-pressedpart
  
• App: Gauge protectors close at a set point protecting gauges from overrange pressures.
  
• Function: By reaching the adjusted pressure, the valve closes automatically and blocks the flow to the pressure instrument. After decrease of pressure by about 25% below the closing pressure, the valve opens again.