Micro relief valve, suitable for compressed air and gas.


Minimum size relief valve.
Relief pressure up to 15 bar (217,5 psi).
Inlet and outlet connections:
G 1/4 – F,
G 1/8 – F.

The relief valve opens when the inlet pressure increases above the set point initially regulated by the adjusting screw and it closes when the pressure goes down under the set point. Upstream pressure set point is controlled by a rubber diaphragm.
Adjusting knob has snap lock system.
The product complies with the directive 97/23/CE PED


Technical data

CompatibilityCompressed air | Tecnhical gases and their mixtures | Liquids | Oils
IN/OUT ConnectionG 1/4”-F
Working Temperature-4+140 °F standard | From -76 up to +608 °F on request
Maximum Allowable Pressure (PS)22,5 bar
CV (CEI EN 60534-2)1,65 US gal/min
Relief Pressure Ranges0,2 ÷ 1,5 | 0,3 ÷ 3 | 0,8 ÷ 8 | 1,5 ÷ 15
Weight~0,7 lb
Plug Leakage Class“A” class (UNI EN 12266-1)
CertificationsPED 2014/68/UE | EAC TR CU 010
Internals and Body MaterialAluminum | Polimers
Seals MaterialNBR | EPDM | FPM | FVMQ
AccesoriesWall mounting bracket
Spare Parts KitO-rings | assembled plug | assembled diaphragm

Technical design