Product Overview

Technical Bulletin MT Series Terminal Unit Valve and Actuator Assembly Selection
Document Number 155-306P25
October 16, 2008
Page 6 Siemens Industry, Inc.
Table 2. 1/2 to 1-Inch, MT Series 2-Way, Normally Closed Valves with
Powermite 599 MT Series 2-Inch Valve Actuator (599-01088).
Port, Action, &
Characteristic
Trim
Connection
Flow Rate
Valve
Size
Valve
Body
Assembly
Pneumatic Actuator Assembly
Spring Range *
10-15 psi
(69-103
kPa)
3-8 psi
(21-55 kPa)
8-13 psi
(55-90 kPa)
C
v
K
vs
Inch
Actuator Code
256 257 258
2-Way, Normally Closed, Modified Equal Percentage,
Technical Instructions 155-196P25
Brass
FxF
0.4 0.34
1/2 (15)
599-02000 256-02000 257-02000B 258-02000C
0.63 0.54
1/2 (15)
599-02002 256-02002 257-02002B 258-02002C
1 0.85
1/2 (15)
599-02004 256-02004 257-02004B 258-02004C
1.6 1.37
1/2 (15)
599-02006 256-02006 257-02006B 258-02006C
2.5 2.14
1/2 (15)
599-02008 256-02008 257-02008B 258-02008C
4 3.42
1/2 (15)
599-02010 256-02010 257-02010B 258-02010C
6.3 5.38 3/4 (20) 599-02012 256-02012 257-02012B 258-02012C
10 8.55 1 (25) 599-02014 256-02014 257-02014B 258-02014C
FxUM
0.4 0.34
1/2 (15)
599-02001 256-02001 257-02001B 258-02001C
0.63 0.54
1/2 (15)
599-02003 256-02003 257-02003B 258-02003C
1 0.85
1/2 (15)
599-02005 256-02005 257-02005B 258-02005C
1.6 1.37
1/2 (15)
599-02007 256-02007 257-02007B 258-02007C
2.5 2.14
1/2 (15)
599-02009 256-02009 257-02009B 258-02009C
4 3.42
1/2 (15)
599-02011 256-02011 257-02011B 258-02011C
6.3 5.38 3/4 (20) 599-02013 256-02013 257-02013B 258-02013C
Stainless Steel
FxF
0.4 0.34
1/2 (15)
599-02015 256-02015 257-02015B 258-02015C
0.63 0.54
1/2 (15)
599-02017 256-02017 257-02017B 258-02017C
1 0.85
1/2 (15)
599-02019 256-02019 257-02019B 258-02019C
1.6 1.37
1/2 (15)
599-02021 256-02021 257-02021B 258-02021C
2.5 2.14
1/2 (15)
599-02023 256-02023 257-02023B 258-02023C
4 3.42
1/2 (15)
599-02025 256-02025 257-02025B 258-02025C
6.3 5.38 3/4 (20) 599-02027 256-02027 257-02027B 258-02027C
10 8.55 1 (25) 599-02029 256-02029 257-02029B 258-02029C
FxUM
0.4 0.34
1/2 (15)
599-02016 256-02016 257-02016B 258-02016C
0.63 0.54
1/2 (15)
599-02018 256-02018 257-02018B 258-02018C
1
0.85
1/2 (15)
599-02020
256-02020
257-02020B
258-02020C
1.6 1.37
1/2 (15)
599-02022 256-02022 257-02022B 258-02022C
2.5 2.14
1/2 (15)
599-02024 256-02024 257-02024B 258-02024C
4 3.42
1/2 (15)
599-02026 256-02026 257-02026B 258-02026C
6.3 3/4 0.75 (20) 599-02028 256-02028 257-02028B 258-02028C
* The standard Normally Closed valves contain a 10 to 15 psi (69 to 103 kPa) spring range.
- For an alternate spring range of 3 to 8 psi (21 to 55 kPa), add a “B” to the end of the part number.
- For an alternate spring range of 8 to 13 psi (55 to 90 kPa), add a “C” to the end of the part number.
• See Powermite 599 Series MT Series 2-Inch Pneumatic Valve Actuator Technical Instructions
(155-189P25) for details on the valve actuator.