Bellow point of use - S21
Key advantages
  • Bellow technology permits a large range of accurate outlet pressures in a compact design
  • Flexible mounting options on wall or panel
  • Acetylene version available
  • Must be installed with a flash back arrestor for use with acetylene
Description

FLOW CURVES

Specifications
Female portsG 3/8 (inlet/outlet) or 1/4 NPT (inlet/outlet)
Seat sealEPDM
O-ringEPDM - Standard / FPM
Diaphragm (valve)Hastelloy®
BellowBronze (Brass version) / AISI 316L (SS version)
Weight± 0,9 kg
Leak rate10-8 M bar l/s
Temperature range-20 to +60 °c
GaugesLow pressure (M10 x 1 or 1/4 NPT)
Inlet pressure50 bar
Outlet pressure1/3/10 bar
Nominal flow2/2,5/3,5 Nm3/h (n2)
Oxygen useinlet pressure ≤ 30 bar max. for brass and stainless steel
Product Configurator
 
Body material
 
Outlet pressure
End connections
O-ring material
Gauges
Plate
S
L
S21
1
G
EPDM
0
STD
 
 
Downloadable catalogs, brochures
  • Pressure Regulators Catalog
    Last update: May 25, 2021
    Available in: en/fr/de
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