Manual

VGF FLANGED VALVES
7 63-2618
Fig. 7. Close-off pressures with pneumatic actuators.
12
(83)
11
(76)
13
(90)
14
(96)
15
(103)
16
(110)
17
(117)
18
(124)
12
(83)
11
(76)
13
(90)
14
(96)
15
(103)
16
(110)
17
(117)
18
(125)
19
(131)
20
(138)
21
(144)
22
(152)
23
(159)
24
(165)
25
(172)
19
(131)
20
(138)
21
(144)
22
(152)
23
(159)
24
(165)
25
(172)
7
(48)
8
(55)
9
(62)
10
(69)
2-7
(15-50)
4-11
(30-75)
SPRING RANGE
PSI (kPa)
SIZE 2-1/2 IN., 3 IN., 4 IN., 5 IN., 6 IN.
WITH 13 IN. D.A. PNEUMATIC ACTUATOR
(NORMALLY OPEN PORTS B TO AB)
AIR PRESSURE IN ACTUATOR PSI (kPa)
CLOSEOFF PRESSURE RATINGS PSI (kPa)
1
SIZE 2-1/2 INCH
SIZE 3- AND 4-INCH
M22595
SIZE 5- AND 6-INCH
CLOSEOFF PRESSURE AT VARIOUS CONTROL AIR PRESSURES FOR
VGF FLANGED VALVES AND MP953 PNEUMATIC ACTUATORS.
AIR PRESSURE REQUIRED TO OPERATE PRESSURE-BALANCED VGF VALVES.
1
2
0
(0)
10
(69)
20
(138)
30
(207)
40
(276)
60
(414)
70
(483)
50
(345)
80
(552)
90
(621)
100
(690)
110
(759)
120
(828)
130
(897)
140
(966)
150
(1035)
160
(1104)
2 2 2