Siemens Flowrite 599 Series Technical Instructions page 6

Technical Instructions
Document Number 155-185P25
June 10, 2014
Table 5. Maximum Available Close-Off Pressures for Pneumatic Actuators
Valve
Size 4-Inch
Actuator
Inch
(mm)
15 psi
(103 kpa)
142 (979)
1/2 (15)
80 (552)
3/4 (20)
52 (359
1 (25)
32 (221)
1-1/4 (32)
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)
Action
Lower
Port
Upper
Port
Page 6
3 to 8 psi ( 21 to 55 kPa)
8-Inch Actuator
15 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 6. Close-off Pressures for Electronic Actuators.
Valve
SAX
Size
Inch (mm) psi (kPa)
1/2 (15) 250 (1724)
3/4 (20) 211 (1456)
1 (25) 137 (945)
1-1/4 (32) 85 (586)
1-1/2 (40) 55 (379)
2 (50) 34 (235)
1/2 (15) 250 (1724)
3/4 (20) 250 (1724)
1 (25) 159 (1097)
1-1/4 (32) 92 (634)
1-1/2 (40) 57 (393)
2 (50) 35 (241)
Spring Range
12-Inch Actuator
30 psi 15 psi 30 psi
(103 kpa) (207 kPa)
—
—
250 (1724) 250 (1724)
250 (1724) 250 (1724)
198 (1365) 250 (1724)
130 (896) 250 (1724)
— —
— —
— —
— —
— —
— —
Rack &
Pinion
psi (kPa)
250 (1724)
231 (1593)
149 (1028)
92 (634)
59 (407)
36 (248)
250 (1724)
250 (1724)
173 (1193)
100 (690)
61 (421)
37 (255)
Flowrite 599 Series Three-Way Valves
10 to 15 psi (69 to 103 kPa)
4-Inch 8-Inch
Actuator Actuator
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) psi (kPa)
250 (1724) 250 (1724)
250 (1724) 250 (1724)
201 (1386) 250 (1724)
124 (855) 250 (1724)
80 (552) 250 (1724)
49 (338) 201 (1386)
250 (1724) 250 (1724)
250 (1724) 250 (1724)
203 (1400) 250 (1724)
117 (807) 250 (1724)
73 (503) 208 (1334)
44 (303) 126 (869)
12-Inch
Actuator
0 psi 0 psi
(0 kPa)
— —
— —
— —
— —
— —
— —
—
—
250 (1724)
250 (1724)
250 (1724)
185 (1776)
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