Siemens Flowrite 599 Series Technical Instructions page 9

Flowrite 599 Series Two-Way Valves, 1/2 to 2-Inch, Bronze Body, ANSI 250
Table 8. Maximum Available Close-off Pressures for Pneumatic Actuators, with Normally Open Valves.
Valve
Size 4-Inch
Inch Actuator
(mm)
15 psi
(103 kPa)
142 (979)
1/2 (15)
80 (552)
3/4 (20)
1 (25) 52 (359
1-1/4 (32) 32 (221)
1-1/2 (40 ) 20 (138)
2 (50) 12 (83)
—
1/2 (15)
—
3/4 (20)
—
1 (25)
—
1-1/4 (32)
—
1-1/2 (40 )
—
2 (50)
Valve
Size
Action
Inches
(mm)
1/2 (15)
3/4 (20)
1 (25)
1-1/4 (32)
1-1/2(40)
2 (50)
1/2 (15)
3/4 (20)
1 (25)
1-1/4 (32)
1-1/2(40)
2 (50)
Siemens Industry, Inc.
Spring Range
3 to 8 psi ( 21 to 55 kPa)
8-Inch Actuator
15 psi 30 psi
(103 kPa) (207 kPa)
250 (1724) 250 (1724)
231 (1593) 250 (1724)
150 (1034) 250 (1724)
93 (641) 250 (1724)
60 (414) 198 (1365)
37 (255) 123 (848)
— —
— —
— —
— —
— —
— —
Table 9. Close-off Pressures for Electronic Actuators.
Rack &
Pinion
SAX
psi (kPa)
psi (kPa)
(GMA)
250 (1724) 250 (1724)
211 (1456) 174 (1200)
137 (945) 136 (938)
85 (586) 84 (580)
55 (379) 55 (380)
34 (235) 30 (207)
250 (1724) 250 (1724)
250 (1724) 174 (1200)
159 (1097) 136 (938)
92 (634) 84 (580)
57 (393) 55 (380)
35 (241) 30 (207)
12-Inch Actuator
15 psi 30 psi
(103 kPa) (207 kPa)
— —
— —
250 (1724) 250 (1724)
250 (1724) 250 (1724)
205(1413) 250 (1724)
130 (896) 250 (1724)
— —
— —
— —
— —
— —
— —
Rack &
Pinion
psi (kPa)
psi (kPa)
(GCA)
250 (1724) 250 (1724)
231 (1593) 250 (1724)
149 (1028) 201 (1386)
92 (634) 124 (855)
59 (407) 80 (552)
36 (248) 49 (338)
250 (1724) 250 (1724)
250 (1724) 250 (1724)
173 (1193) 203 (1400)
100 (690) 117 (807)
61 (421) 73 (503)
37 (255) 44 (303)
Technical Instructions
Document Number 155-184P25
May 2, 2016
10 to 15 psi (69 to 103 kPa)
4-Inch 8-Inch
Actuator Actuator
0 psi 0 psi
(0 kPa) (0 kPa)
— —
— —
— —
— —
— —
— —
236 (1627) 250 (1724)
155 (1069) 250 (1724)
91 (627) 250 (1724)
52 (359) 148 (1020)
32 (331) 92 (634)
20 (138) 55 (379)
SKD SKB
psi (kPa)
250 (1724)
250 (1724)
250 (1724)
250 (1724)
250 (1724)
201 (1386)
250 (1724)
250 (1724)
250 (1724)
250 (1724)
208 (1334)
126 (869)
12-Inch
Actuator
0 psi
(0 kPa)
—
—
—
—
—
—
—
—
250 (1724)
250 (1724)
250 (1724)
185 (1776)
Page 9