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FB20 Pressure Switch (5-12Bar)
FB20 pressure switches are used to regulate tank pressure between two preset values on small electrically driven air compressors. Equipped with an unloader valve, they could prevent compressors from starting under load. The auto-off disconnect lever for manual cut off the compressor. Both one and four-ports manifold style are available which provides easy mounting of valves and gauges.
MODEL | FB20-1H | FB20-4H |
Media | Air | Air |
Operating Pressure Range | 5bar~12bar | 5bar~12bar |
Differential Pressure | 2bar | 2bar |
Factory Setting | 6bar~8bar/8bar-10bar | 6bar~8bar/8bar-10bar |
Operating Temperature Range | -30~55C° C | -30~55C° C |
Electrical Rating | 240V, 20A, 50Hz | 240V, 20A, 50Hz |
Contact Arrangement | Normal Close(NC) | Normal Close(NC) |
Port | One port or Four ports available | One port or Four ports available |
Pipe Fittings | G1/4, G3/8 or 1/4, 3/8 NPT Female | G1/4, G3/8 or 1/4, 3/8 NPT Female |