Data Sheet for Product

ManualsBrandsSiemens ManualsControl Valves1/2" F x UM 2-Way Normally Open Valve Assembly, 3-8 psi, 0.4 Cv

Powermite 599 Series

Technical Instruction

Document No. 155-189P25

AP 599-4

January 16, 2006

MT Series 2-inch Pneumatic Valve

Actuator

Siemens Industry, Inc.

Description

The Powermite 599 Series MT Series 2-inch pneumatic valve actuator is designed for

use with the Powermite 599 Series MT Series terminal unit valves with a 7/32-inch

(5.5 mm) stroke.

Features

• Low profile

• Freely rotates to aid tubing installation

• Easy installation and removal

• All metal housing

Application

These 2-inch pneumatic actuators are designed to be used on Powermite MT Series

terminal unit valves requiring a minimum of 67 pounds force (300N). They can be used

in liquid and steam service applications.

Product Number

599 -01088

Actuator Prefix code when combining with a

10 to 15 psi spring range valve

256

3 to 8 psi spring range valve

257

8 to 13 spring range valve

258

Ordering

Information

To order a complete valve plus actuator assembly from the factory, combine the

actuator prefix code with the suffix of the valve product number. See Technical Bulletin

(TB) 251 (155-306P25) for selection procedures.

To order an actuator only, use the product number listed above

Specifications

Effective diaphragm area 3.4 inch

(22 cm

)

Diaphragm material Silicone

Nominal spring range Valve dependent

Span 5 psi (34 kPa) valve dependent

Nominal stroke 7/32-inch (5.5 mm)

Maximum diaphragm pressure 35 psi (241 kPa)

Air Connection 1/8” N.P.T. fitting for 1/4-inch OD

plastic tubing

Ambient temperature

Transportation -40 to 180°F (-40 to 82°C)

Operating 35 to 120°F (-2 to 49°C)

Summary of content (4 pages)

PAGE 1
Technical Instruction Document No. 155-189P25 AP 599-4 January 16, 2006 Powermite 599 Series MT Series 2-inch Pneumatic Valve Actuator Description The Powermite 599 Series MT Series 2-inch pneumatic valve actuator is designed for use with the Powermite 599 Series MT Series terminal unit valves with a 7/32-inch (5.5 mm) stroke.
PAGE 2
Technical Instruction Document No. 155-189P25 January 16, 2006 Specifications, Continued Mounting location Dimensions Weight NEMA 1 (interior only) See Figure 2 0.43 lb (0.2 kg) Service Kit Diaphragm replacement kit (Package of five) 656-736 Operation The control air signal upon the diaphragm causes the valve to modulate whenever the air pressure is within the spring range of the valve. Mounting and Installation Figure 1. Acceptable Mounting Positions.
PAGE 3
Powermite 599 Series 2-inch Pneumatic Valve Actuator Technical Instruction 155-189P25 January 16, 2006 Dimensions Minimum access space recommended 6 inch (150 mm) 8 inch (200 mm) Figure 2. Dimensions in inches. Millimeters in parentheses. Siemens Industry, Inc.
PAGE 4
Technical Instruction Document No. 155-189P25 January 16, 2006 Actuator Details Figure 3. Powermite AP 599 Series 2-inch Pneumatic Valve Actuator. Table 1. Parts of the Actuator. See Figure 3. Item Description Q’ty Material 1 Upper housing 1 Aluminum 2 Diaphragm 1 Silicone 3 Thread forming screw 4 Zinc plated steel 4 Piston cup 1 Aluminum 5 Lower housing 1 Aluminum 6 Lower housing retaining nut 1 Brass 7 Not shown Retaining clip 1/8” N.P.T.