Brass or aluminium tubing about 1 2mm available from hobby stores 3.
Electronic air pressure release valve.
A solenoid valve from grainger can control air flow for many types of pneumatic systems while helping conserve energy and lower fuel costs.
Unlike traditional mechanical relief valves the electronic relief valve provides variable relief pressure based on a control signal.
Small spring also from hardware stores 5.
These reliable valves are proven performers season after season.
Tiny screw that fits into the end of the 1 2mm tubing 6.
Proportion air manufactures a complete line of electronic pressure regulators and valves for most gases pressure ranges and flows.
Whether in a capacity relieving function requiring the asme v stamp or simply an overpressure protection application the erv provides reliable protection for standard safety valves in many industries.
Solenoid valves use electromagnetic levers to help control air release and can make compressors safer and more efficient.
Perfect for applications that need to sustain a consistent chamber pressure this valve varies relief flow rates automatically subject to dynamic increases in chamber pressure.
The erv package combines valvtechnologies zero leakage isolation valve with electronic controls to monitor and regulate system pressure.
To make the xrv you need a handful of easy to find components.
O rings tiny available from hardware stores 4.