Diaphragm low pressure regulator - S55

Diaphragm low pressure regulator for very low outlet pressure

S55 second stage line pressure regulator is designed for applications in petrochemical, industrial and laboratory environments. It is ideally suited for calibration of gas mixtures in petrochemical industry; environmmental emission monitoring, industrial hygiene or safety monitors, and to trace impurity in analyzers . It is also commonly used to oxygenate fish-breeding tanks.

Key advantages

Exceptionally accurate pressure delivery
Flexible mounting options on wall or panel
Compact design

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Specifications

Female ports	G3/8 or 1/4 NPT (inlet/outlet)
Seat seal	EPDM
O-ring	EPDM - Standard / FPM
Diaphragm	AISI 304 (3/8/10 bar) / Hastelloy® (16/35 bar)
Weight	+/- 0,8 kg
Leak rate	10-8 M bar l/s
Temperature range	-20 to +60 °c
Gauges	Low pressure (M10 x 1 or 1/4 NPT)
Inlet pressure	50 bar
Outlet Pressure	3/10/16/35 bar
Nominal flow	2,5/3,5/5,5/10 Nm3/h (n2)
Oxygen use	Inlet pressure ≤ 30 bar max. for brass and stainless steel

Dimensional drawings

Product Configurator

	Body material		Outlet Pressure	End connections	O-ring material	Gauges	Mounting	Port configuration
S	L	55	3	G	EPDM	1	FR0	A
	Chrome plated brass L		3 bar 3 10 bar 10 16 bar 16 35 bar 35	G3/8 - G3/8 G 1/4 NPT - 1/4 NPT N	EPDM - Standard EPDM FPM FPM	With 1	Without fixing ring FR0 With fixing ring FR1	Standard configuration A Reverse inlet/outlet R

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