Vayu Large -(70) (G 3/4 , G 1 , G 1 1/4 , G 1 1/2 )
FEATURES
  • Shavo's VAYU Series Large Flow Range Pressure Regulator Diaphragm operated reduce the system pressure to a desired level and maintain it at a constant level despite change in inlet pressure and changes in downstream flow requirements

a
MODEL SR70
Parameters Specifications
Pipe Threads G ¾, 1, 1¼, 1½ Parallel (F)
Standard
BSPT/ NPT Optional

Type

Relieving
- Standard
Non-Relieving - Optional

Body Material

Al. Alloy die-cast

Adjustment Non-rising plastic knob
- Standard

Maximum Inlet Pressure

300 psig (21bar)

Maximum OperatingTemperature (ambient)

80°C

Regulated secondary outlet pressure (spring range) and recommended Pressure gauge ranges available in psi (bar) Spring Range Gauge Range
3-30 psi (0.21 - 2.1 bar) 0-35 psi (0 - 2.5 bar)
5-50 psi (0.35 - 3.50 bar) 0-60 psi (0 - 4 bar)
12-125 psi (0.87- 8.75 bar) 0-150 psi (0 - 10 bar)
15-150 psi (1.0 - 10.00 bar) 0-220 psi (0 - 16 bar)

Gauge size

52 mm OD

Gauge Port size

1/8 BSPT(Fe)

Gauge connection

Back

Standard Nominal Flow rate (at 150 psi supply pressure and 14.5 psi pressure drop of 87 psi secondary pressure) 3/4"
: 352 scfm (168 dm3/sec)
1 to 1½ : 378 scfm (180 dm3/sec)

Panel Mounting

Possible - Optional

 
 
Size Flow (dm3/s) Range (psi) Operation Model
G1 352 scfm (168 dm3/sec) 12 - 125 psi Relieving SR70K-8G-RNLN
G1 1/2 378 scfm (180 dm3/sec) 12 - 125 psi Relieving SR70K-BG-RNLN
 

OPTION SELECTOR

 
Sample Model Number
S R 7 0 K
-
8 A
-
R N M N
 
   
Position
0 1 2 3 4
-
5 6
-
7 8 9 10
 
   
0
   
S = Shavo
   
1
Product
R = Regulator
 
2 3
Series
70 = "VAYU" 1" Basic
 
4
Type
K = Knob Type
 
5
Size
 
6 = 3/4"
8 = 1"
A = 1 1/4 "
B = 1 1/2
 
6
Port Thread
  Main Port Gauge Port
A NPT BSPT
B BSPT BSPT
G BSP BSPT
N NPT NPT
J    Japanese PT
 
7
Relief
R = Relieving
N = Non Relieving
 
8
Gauge
N = No Gauge
G = With Gauge
 
9
Sec. Pr. Range
C = 3 - 30 psi (0.21 - 2.1 bar)
E = 5 - 50 psi (0.35 - 3.5 bar)
L =12 - 125 psi (0.87 - 8.75 bar)
M = 15 - 150 psi (1.0 - 10.0 bar)
 
10
Mounting & Accessories
N = No Mounting
L = With ‘L’ Type Bracket
B = With Wall Mounting Bracket

 
 
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