Stainless Steel - (27) (G 1/4 , G 1/2 )
FEATURES
  • 'Shavo's' Regulator Model SR77 is designed as a high-performance product for instrument air use in corrosive atmospheres
  • Applications include marine environments, oil and gas production,chemicals and food processing, medical analysis etc
  • External Metallic parts meet NACE standard MR-01 75*

(*National Association of Corrosion Engineers MR-0175 defines requirements for sulphide stress cracking resistant materials used in oilwells and other corrosive environments.)
 
a
MODEL SR77
Parameters Specifications
Fluid Compressed Air
Pipe Sizes 1/8”, 1/4"
Port Thread NPT - Standard
BSPT, BSP - Optional
Max. Inlet Pressure 21 bar
Operating Temp. Range -20 to +80°C (for Nitrile Elastomer)
-20 to +180°C (for Viton Elastomer)
-50 to +120°C (for EPDM Elastomer)
Material of Construction :
All Metalic Parts
All External Parts
STAINLESS STEEL AS PER AISI 316 NACE Compliance (MR 0175)
Diaphragm Assembly Synthetic Rubber with PTFE Protection
Elastomers EPDM - Standard
NITRILE, VITON - Optional
Standard nominal flow rate [At supply pressure of 150 psi (10.3) and 14.5 psi (1 bar) drop in sec. pressure of 87 psi (6bar)] 8.8 scfm (4.2 dm3/sec)
Type NonRelieving - Standard
Relieving - Optional
Pressure Adjustment Adjusting Screw (M6) With Lock-Nut
Regulated Sec. Pr. Ranges 10-100 psi (0.70 to 7.0 bar) - Standard
1-10 psi (0.07 to 0.70 bar) - Optional
3-30 psi (0.21 to 2.10 bar) - Optional
5-50 psi (0.35 to 3.50 bar) - Optional
15.0-150 psi (1.0 to 10.0 bar) - Optional
Gauge Port (2 nos.) 1/8” BSPT (Fe) - Optional
1/8” NPT (Fe) - Standard
Mounting P.M. NUT - Standard
Wall Mounting Bracket - Optional
Weight 0.3 Kg
Note: For optional versions please contact Sales H.Q.
1) Pressure gauge will be SS 2” dia 1/8” BC but will not be to NACE specification
2) For optional versions please contact Sales HQ
3) PM nut, mounting bracket will not be to NACE specification
 
 
OPTION SELECTOR
 
Sample Model Number
S R 7 7
-
2 2 1
-
R N K A
   
Position
0 1 2 3
-
4 5 6
-
7 8 9 10
   
0
   
S = Shavo
   
1
Product
Air Pressure Regulator
 
2 3
Series
Miniature - With S.S. 316 Body And Trim
 
4
Port Size
1 =  1/8"
2 =  1/4"
 
5 6
Options
 
BONNET MATERIAL ELASTOMER MATERIAL
NITRILE EPDM VITON
Plastic 21 22 23
S.S.316 71 72 73
 
7
Function
R    =    Relieving
N    =    Non Relieving
 
8
Pr. Gauge
N    =   No Gauge
G    =   With Gauge
 
9
Sec. Pr. Range
A = 1-10 psi (0.07-0.7 bar)
C =3-30 psi (0.21-2.1 bar)
E = 5-50 psi (0.35 - 3.5 bar)
K = 10-100 psi (0.70 - 7.0 bar)
M = 15-150 psi (1.0 - 10.0 bar)
 
10
Port Thread
  Main Port Gauge Port
A NPT BSPT
B BSPT BSPT
C BSP BSPT
N NPT NPT
 
11
Mounting
N  =  No Wall Mounting Bracket
B  =  Wall Mounting Bracket Fitted
 
 
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