Safety valve with pressure gauge.
 Female-female connections.
 Maximum opening pressure: 20%.
 Closing pressure: 20%.
 PN 10.
 Temperature range: 5 ÷ 110 ° C.
 Max. Temperature pressure gauge: 90 ° C.
 Adjustments: 2.5 - 3 - 6 - 7 - 8 bar.