Riegler 737903

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Constant pressure regulator incl. pressure gauge, Size 4, G 1 1/2, Input pressure max. 40 bar, Control range 0.5 - 10 bar
Reversible diaphragm pressure regulators, independent of inlet pressure, with self-relieving design.
The pressure regulators maintain a constant working pressure regardless of variations in the inlet pressure.


A [mm] : 114
B [mm] : 114
C [mm] : 48
D [mm] : 189
DN : 25.0
Flow rate [l/min] : 12160
Flow rate measurement : At P1 = 8 bar, P2 = 6 bar and pressure drop Δp = 1 bar
Housing : Brass
Max. ambient temperature [°C] : 90
Max. control range [bar] : 10
Max. input pressure [bar] : 40
Max. medium temperature [°C] : 60
Min. control range [bar] : 0
Page No. : HK122
Sealant : NBR
Size : 4
Thread : G 1 1/2


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Manual-1
Manual-2
Manual-3