Data Sheet for Product

Technical Instructions Flowrite 599 Series Three-Way Valves
Document Number 155-185P25
June 10, 2019
Page 6 Siemens Industry, Inc.
Table 5. Maximum Available Close-Off Pressures for Pneumatic Actuators
Action
Valve
Size
Inch
(mm)
Spring Range
3 to 8 psi ( 21 to 55 kPa)
10 to 15 psi (69 to 103 kPa)
4-Inch
Actuator
8-Inch Actuator
12-Inch Actuator
4-Inch
Actuator
8-Inch
Actuator
12-Inch
Actuator
15 psi
(103 kpa)
15 psi
(103 kpa)
30 psi
(207 kPa)
15 psi
(103 kpa)
30 psi
(207 kPa)
0 psi
(0 kPa)
0 psi
(0 kPa)
0 psi
(0 kPa)
Lower Port
(Normally Open
)
1/2 (15)
142 (979)
250 (1724)
250 (1724)
—
—
—
—
—
3/4 (20)
80 (552)
231 (1593)
250 (1724)
—
—
—
—
—
1 (25)
52 (359
150 (1034)
250 (1724)
250 (1724)
250 (1724)
—
—
—
1-1/4 (32)
32 (221)
93 (641)
250 (1724)
250 (1724)
250 (1724)
—
—
—
1-1/2 (40 )
20 (138)
60 (414)
198 (1365)
198 (1365)
250 (1724)
—
—
—
2 (50)
12 (83)
37 (255)
123 (848)
130 (896)
250 (1724)
—
—
—
Upper Port
(Normally Closed
)
1/2 (15)
—
—
—
—
—
236 (1627)
250 (1724)
—
3/4 (20)
—
—
—
—
—
155 (1069)
250 (1724)
—
1 (25)
—
—
—
—
—
91 (627)
250 (1724)
250 (1724)
1-1/4 (32)
—
—
—
—
—
52 (359)
148 (1020)
250 (1724)
1-1/2 (40 )
—
—
—
—
—
32 (331)
92 (634)
250 (1724)
2 (50)
—
—
—
—
—
20 (138)
55 (379)
185 (1776)
Table 6. Close-off Pressures for Electronic Actuators.
Action
Valve
Size
SAX
Rack &
Pinion
SKD
SKB
Inch (mm)
psi (kPa)
psi (kPa)
psi (kPa)
psi (kPa)
Lower
Port
1/2 (15)
250 (1724)
250 (1724)
250 (1724)
250 (1724)
3/4 (20)
211 (1456)
231 (1593)
250 (1724)
250 (1724)
1 (25)
137 (945)
149 (1028)
201 (1386)
250 (1724)
1-1/4 (32)
85 (586)
92 (634)
124 (855)
250 (1724)
1-1/2 (40)
55 (379)
59 (407)
80 (552)
250 (1724)
2 (50)
34 (235)
36 (248)
49 (338)
201 (1386)
Upper
Port
1/2 (15)
250 (1724)
250 (1724)
250 (1724)
250 (1724)
3/4 (20)
250 (1724)
250 (1724)
250 (1724)
250 (1724)
1 (25)
159 (1097)
173 (1193)
203 (1400)
250 (1724)
1-1/4 (32)
92 (634)
100 (690)
117 (807)
250 (1724)
1-1/2 (40)
57 (393)
61 (421)
73 (503)
208 (1334)
2 (50)
35 (241)
37 (255)
44 (303)
126 (869)