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Supplier: Radwell International
Description: PNEUMATIC VALVE CONTROL, 3/8 INCH NPT, 4-WAY, 3-POSITION, DETENT, CLOSED CENTER. FREE 2 YEAR RADWELL WARRANTY
- Features: Air, Control Valves
- Actuation: Pneumatic
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Supplier: Clippard
Description: Clippard’s NPP Series 2-Way pneumatic pinch valves are air-piloted devices designed to open or close tubes for controlling flow of liquids and gases. Other valve types have internal passages that may cause small amounts of fluid to remain in the valve. Pinch valves
- Pressure Rating: 250 psi
- Media Temperature: 32 to 230 F
- Number of Ports/Ways: 2
- Features: Air, Gas (general), Normally Closed (Closed Center), Normally Open (Open Center), Water
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Supplier: Allied Electronics, Inc.
Description: Solenoid Valve with 3-Position Closed Center Actuation Type The multi-pin connectors replace the wiring inside the manifold blocks and provides flexibility in modifying the manifold configuration. Simple Cassette Style “Plug and Play” Manifold Bases Snap Together to Allow You to
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Supplier: KSB AG
Description: Centered disc butterfly valve with elastomer liner (EPDM XC or Nitrile K). With pneumatic actuator. Semi-lug type body (T2), full-lug type body (T4), U-section body with flat faces (T5). Body types T2, T4 and T5 are suitable for downstream dismantling and dead-end service. Valve
- Valve Size: 1.574804 to 39.3701 inch
- Pressure Rating: 145.0377 to 232.06032 psi
- Media Temperature: 14 to 230 F
- Number of Ports/Ways: 2
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Supplier: Pneumadyne, Inc.
Description: The 3-Position Toggle Valve offers the highest flow rate of the Pneumadyne valve line. This dual function product contains two valves in one body with a common input and common exhaust. The 2-Way high flow valves (C042803 & C042903) feature a red anodized body for easy
- Valve Size: 0.25 inch
- Pressure Rating: 150 psi
- Number of Ports/Ways: 3
- Media Temperature: -20 to 160 F
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Supplier: Radwell International
Description: SOLENOID VALVE, PNEUMATIC, DOUBLE OPERATOR, AIR PILOT, BODY PORTED, 1/4 INCH PORT SIZE, 3 POSITION, 5-WAY, CLOSED CENTER, WITH MOUNTING BRACKET, PUSH-IN FITTINGS. FREE 2 YEAR RADWELL WARRANTY
- Features: Air
- Valve Type: Pilot Valves, Solenoid Valves
- Actuation: Pneumatic
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Description: TESCOM™ VA and VG Series are air operated valves offering normally open/normally closed capabilities, operating pressures of 6000, 10000 and 15000 PSIG [413, 690, 1034 bar], very high cycle life and optional integrated solenoid valve. Suitable for liquid and gas applications,
- Valve Size: 0.375 to 0.75 inch
- Pressure Rating: 10,000 psi
- Number of Ports/Ways: 2
- Flow (Cv): 2
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Supplier: G.I.E. Inc.
Description: less than half that of competition. Adjustability In the spring-closed actuator, the adjusting screw provides a convenient means of obtaining valve closure when line pressures are higher than expected. Adaptability Suitable for either pneumatic or hydraulic operation, the unit
- Valve Size: 0.5 to 8 inch
- Pressure Rating: 200 psi
- Number of Ports/Ways: 2
- Media Temperature: 340 F
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Supplier: AAA Products International, Inc.
Description: 3-position, double pilot, spring centered, closed center spool. Spool centers when pilot pressure is removed from both ports. See other spools on page 50.
- Valve Size: 0.25 inch
- Flow (Cv): 1.7
- Pressure Rating: 250 psi
- Number of Ports/Ways: 4
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Supplier: ASCO
Description: • Unique sealing member isolates pilot air pressure from mainline fluid • Variations in pilot air pressure do not affect valve operation • Design provides long life handling of lubricated air • Handle fluids up to 200°F (92°C) • Some constructions handle steam up to 353°F (177°C) • Mountable
- Valve Size: 0.25 inch
- Flow (Cv): 0.31
- Pressure Rating: 125 psi
- Media Temperature: 200 F
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Supplier: co-ax valves inc.
Description: Function: pressure balanced 2/2 or 3/2 way cartridge valves externally controlled or direct acting, normally closed version. Media: gaseous, liquid, gelatinous, highly viscous, pasty, contaminated, abrasive. Body Materials: aluminum, brass, stainless steel. Options: valve body,
- Valve Size: 0.5905515 inch
- Pressure Rating: 0 to 1,500 psi
- Number of Ports/Ways: 2
- Media Temperature: 14 to 302 F
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Supplier: Curtiss-Wright, Valve Group
Description: Responds to standard plant control signals, throttling flow to meet exact plant requirements. This technology is particularly well suited for emergency applications where a dependable and/or safety-grade pneumatic supply (required for traditional air-operated control valves) can not be
- Valve Size: 1 to 6 inch
- Pressure Rating: 2,500 psi
- Valve Type: Control Valves, Solenoid Valves
- Media: Gas, Steam, Water
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Supplier: ASCO
Description: Heavy duty piston valves designed to handle steam, superheated water, and corrosive fluids. Available in normally closed and normally open constructions with Stainless Steel bodies and discs. Features • Rugged design, built to withstand steam, superheated water, and corrosive fluids •
- Valve Size: 1.25 inch
- Number of Ports/Ways: 2
- Flow (Cv): 20
- Media Temperature: 14 to 482 F
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Supplier: Radwell International
Description: DISCONTINUED BY MANUFACTURER, SOLENOID VALVE, CLOSED CENTER, 3 POSITION, 1/8 INCH PORT SIZE, 600 CPM. FREE 2 YEAR RADWELL WARRANTY
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Supplier: ASCO
Description: • Direct acting operation and high flow construction • Direct acting, high flow slide-style valve • Optional flow control regulates cylinder speed independently, in either direction • Mechanical detent on dual solenoids holds last position, even after loss of electric power, pneumatics
- Valve Size: 1 inch
- Pressure Rating: 300 psi
- Number of Ports/Ways: 2
- Media Temperature: 160 F
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Supplier: Clippard
Description: 2-Way Air-Piloted Valve
- Valve Size: 0.19 inch
- Pressure Rating: 300 psi
- Number of Ports/Ways: 2
- Features: Air, Brass / Bronze, Compressed Air, Control Valves, Normally Closed (Closed Center), Water
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Supplier: G.I.E. Inc.
Description: these valves are available with weir style and straightway flow patterns. Sizes range from 1/2" thru 3" threaded or weld ends: and 1/2" thru 12" flanged ends. Pressure ratings to 200 psi and temperatures to 340 F. GIE's Straightway Valves Feature: • Full straight through fluid flow •
- Valve Size: 12 inch
- Pressure Rating: 200 psi
- Number of Ports/Ways: 2
- Media Temperature: 340 F
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Supplier: co-ax valves inc.
Description: Function: pressure balanced 2/2 or 3/2 way coaxial valves externally controlled or direct acting, normally closed and normally open versions. Media: gaseous, liquid. Body Material: brass, nickel plated brass, stainless steel. Options: special threads, mounting, special voltage, plug M
- Valve Size: 0.393701 inch
- Pressure Rating: 0 to 3,750 psi
- Number of Ports/Ways: 2
- Media Temperature: 14 to 302 F
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Supplier: Eaton Hydraulics Group
Description: customers that require advanced control capabilities Open and closed center options: add-on kit allows CLS to work with both open- and closed-center systems, depending on application requirement 15-degree coil orientation: improved envelope profile and better clearance to
- Pressure Rating: 3,626 to 5,076 psi
- Media Temperature: -13 to 176 F
- Valve Type: Control Valves
- Media: Hydraulic Fluid
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Supplier: A. u. K. Müller GmbH & Co. KG
Description: 2/2-way solenoid valve of nominal diameter DN 13 for use with cold and heated potable water and physically and chemically similar media. The valve is servo-controlled and normally closed (NC). Valves of this design are single chamber straight valves with female
- Pressure Rating: 7.251885 to 145.0377 psi
- Number of Ports/Ways: 2
- Number of Positions: 2
- Media Temperature: 194 F
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Supplier: A. u. K. Müller GmbH & Co. KG
Description: 2/2-way solenoid valve of nominal diameter DN 17 for use with cold and heated potable water and physically and chemically similar media. The valve is servo-controlled and normally closed (NC). Valves of this design are single chamber straight valves with female
- Pressure Rating: 4.351131 to 145.0377 psi
- Number of Ports/Ways: 2
- Number of Positions: 2
- Media Temperature: 194 F
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Supplier: G.I.E. Inc.
Description: Available with a wide range of manual and automatic actuators, these valves are available with weir style and straightway flow patterns. Sizes range from 1/2" thru 3" threaded or weld ends: and 1/2" thru 12" flanged ends. Pressure ratings to 200 psi and temperatures to 340 F. GIE, Inc.
- Valve Size: 10 inch
- Pressure Rating: 200 psi
- Number of Ports/Ways: 2
- Media Temperature: 340 F
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Supplier: A. u. K. Müller GmbH & Co. KG
Description: 2/2-way solenoid valve of nominal diameter DN 7 for use with cold and heated potable water and physically and chemically similar media. The valve is servo-controlled and normally closed (NC). Valves of this design are single chamber straight valves and can be
- Pressure Rating: 2.900754 to 145.0377 psi
- Number of Ports/Ways: 2
- Number of Positions: 2
- Media Temperature: 194 F
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Supplier: A. u. K. Müller GmbH & Co. KG
Description: 2/2-way solenoid valve of nominal diameter DN 10 for use with cold and heated potable water and physically and chemically similar media. The valve is servo-controlled and normally closed (NC). Valves of this design are single chamber straight valves with female
- Pressure Rating: 2.900754 to 145.0377 psi
- Number of Ports/Ways: 2
- Number of Positions: 2
- Media Temperature: 194 F
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Industrial Valves - Plastic Manual Ball Valves, Type-23 Multiport® True Union Ball Valve (1/2" - 6")Supplier: Asahi/America, Inc.
Description: Type-23 Multiport® plastic ball valves are three way ball valves with true union design. The use of a multiport ball valve simplifies piping and eliminates the need for an additional valve and tee fitting. A “L” ported ball valve permits flow from the bottom entry
- Valve Size: 0.5 to 4 inch
- Valve Type: Ball Valves
- Actuation: Manual / Hand
- Features: Other, Threaded
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Supplier: DFT Inc.
Description: valves have a guide pin. This pin is used only to position the ball for closing when there is insufficient flow to create an adequate pressure differential. When the valve is operating with a sufficient differential across the valve, the guide pin has no function.
- Valve Size: 0.25 to 10 inch
- Pressure Rating: 10,800 psi
- Number of Ports/Ways: 1
- Media Temperature: -325 to 1,900 F
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Supplier: Valcor Engineering Corporation
Description: provide outstanding life expectance and reliability. Applications The SV323/424 series valves are used primarily for pneumatic and hydraulic actuation of linear and rotary spring return and double acting cylinder actuation. Features Pilot operated diaphragm construction provides high
- Valve Size: 0.375 to 0.5 inch
- Pressure Rating: 150 psi
- Number of Ports/Ways: 3
- Media Temperature: 180 F
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Supplier: Valcor Engineering Corporation
Description: Description These compact 3-way direct acting solenoid valves are available in normally open, normally closed, and universal operating modes. They range from 1/8” to ¼” port sizes with orifice sizes of 3/64” to ¼”. These sturdy construction valves are designed to handle a wide
- Valve Size: 0.125 to 0.25 inch
- Pressure Rating: 200 psi
- Number of Ports/Ways: 3
- Media Temperature: 230 F
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Supplier: DFT Inc.
Description: through the bottom cover without removing the valve from the line. The downstream seat is end loaded for quick replacement. Like the HI-100, the ULTRA-TROL® can be used for various fluids including slurries in high or low temperature applications for refining, chemical, petrochemical and
- Valve Size: 0.25 to 10 inch
- Pressure Rating: 6,170 psi
- Number of Ports/Ways: 1
- Media Temperature: -325 to 1,000 F
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Supplier: Macnaught USA, Inc.
Description: Macnaught’s M3 DP1-FPM air-operated diaphragm pump features a, high-reliability closed center air valve that is online serviceable and an epoxy-coated air section for tough environmental conditions. – Up to 5 times longer diaphragm life compared to other (AOD Pump) air operated
- Maximum Discharge Flow: 24 GPM
- Power Source: Air / Pneumatic
- Pump Type: Diaphragm Pumps
- Features: Double Diaphragm
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Supplier: Macnaught USA, Inc.
Description: Macnaught’s DP34-001 air-operated diaphragm pump features a, high-reliability closed center air valve that is online serviceable and an epoxy-coated air section for tough environmental conditions. – Up to 5 times longer diaphragm life compared to other air operated diaphragm
- Maximum Discharge Flow: 16 GPM
- Power Source: Air / Pneumatic
- Pump Housing Material: Aluminum
- Pump Type: Diaphragm Pumps
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Supplier: Inductotherm Group
Description: geometric configurations are available upon request. Features Coaxial current furnace design to reduce magnetic stirring within the solidifying ingot X-Y electrode positioning to center the electrode and improve ingot quality Closed loop economizer cooling system or recirculating
- Width / Tube O.D.: 6,000 to 1,050 mm
- Application: Foundry / Melting
- Features: Industrial
- Atmosphere: Vacuum
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Supplier: R&I Manufacturing Co.
Description: options for mounting the gripping fingers. The air operated unit is compact with operation controlled through a four- way air valve. The center or main block provides the fixed support with mounting holes provided on the top and both sides of the block. The unit can be mounted in any
- Gripping Force: 146.8 N
- Stroke: 44.45 mm
- Operating Temperature: -30 to 300 F
- Jaw Material: Aluminum, Steel
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Supplier: Inductotherm Group
Description: relief valves and PLC safety logic Single servo motor ram drive Precision melt rate control using load cells No hydraulics – all motions are electromechanical or pneumatic Stirring coils integrated into water jacket for process control
- Width / Tube O.D.: 900 to 1,200.0000000000002 mm
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configurations with single or double solenoids and 5-way, 3-position, double solenoid valves with a center-pressure, center-closed, or center-exhaust configuration. Stand-alone bases and manifold components with a side or bottom orientation and NPT or G-thread ports are also offered (read more)
Browse Solenoid Valves Datasheets for Automationdirect.com -
disc is closed by the spring assist on the valve as the forward velocity of the fluid slows. Coupled with the relatively short distance the disc must travel, by the time the forward velocity of the liquid reaches zero, the valve disc would already have reached the seat, and the valve will have (read more)
Browse Check Valves Datasheets for DFT Inc. -
Product Features • Bi-directional flow (fully opened or fully closed) • Directional handle indicating on-off position • Allow for panel mounting • Single piece ball stem to eliminate backlash • One piece body to eliminate multiple (read more)
Browse Ball Valves Datasheets for Shenzhen Jewellok Technology Co., Ltd. -
ACCESSORIES: In addition to cylinders pneumatic accessories such as valve plates or foot pedals are also manufactured. Accessory customization is also available per customer request. JOB ORDER PRODUCTION: Milling and turning of different kind of metals are offered (read more)
Browse Air Cylinders Datasheets for Bansbach Easylift® -
temperature has fallen to the factory-specified set-point of 35°F (1.7°C), the valve will automatically modulate open to bleed off the cold water. Once warmer water backfills and the temperature in the line rises above 40°F (4.4°C), the valve will modulate closed again (read more)
Browse Drain Valves Datasheets for ThermOmegaTech® -
explosion hazard. They are available in either side- or top-mounting configurations for closed or vented vessels. Unique Design Allows Lower Cost of Operation In the O’Keefe Controls Co. Pneumatic Float Valve, the level sensor and pneumatic output valve are (read more)
Browse Liquid Level Sensors Datasheets for O'Keefe Controls Co. -
working pressures range from 5145 to 7350 PSI. Like all Bonomi valves, they are 100% tested to rated pressure in the open and closed position before shipping. While a lever handle is standard, an integral ISO 5211 mounting pad simplifies actuation on the new valves (read more)
Browse Ball Valves Datasheets for Bonomi North America, Inc. -
to a fully closed position, protecting the plants. For more information on Plastomatic's pneumatically or hydraulically actuated Series ABVS, actuated ball valve, please click here. (read more)
Browse Air Valves Datasheets for Plast-O-Matic Valves, Inc. -
factory and process automation. The VZWP are 2/2-way valves, normally closed and are piloted piston poppet valves. Units are made of brass valves and customers have a choice of nitrile rubber and fluoro elastomer seals. The valves (read more)
Browse Solenoid Valves Datasheets for Festo Corporation -
The new Festo solenoid valve VZWD can switch at any pressure from 0 to 90 bar without differential pressure - even in closed media circuits. This new valve is ideal for high pressure and dosing applications. It can be operated with water, air, and neutral media. These units operate (read more)
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Adaptive flight control surfaces, wings, rotors, and active aerodynamics
Berry, Roger P., "Design and Development of a Closed Center Valve Pneumatic Actuator for the Fiber Optic Guided Missile (FOG-M), ), U.S. Anny Missile Command Technical RG-85-1, May, 1985.
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Design and testing of a 1/12th-scale solid state adaptive rotor
[3] Berry R P 1985 Design and development of a closed center valve pneumatic actuator for the fiber optic guided missile (FOG-M) US Army Missile Command Technical Report RG-85-1 .
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ABSTRACTS FOR INVITED PRESENTATIONS
A new closed - center motor-driven valve , providing improved pneumatic performance with make before break poppets has been designed and built.
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Development of an Automated System for Sampling Crop Material from a Forage Harvester
Two double acting pneumatic cylinders, controlled by a three-position, closed - center , solenoid operated directional control valve (DCV), actuated the deflector flap so that all of the flow was sampled part of the time.
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Realizing a Concept for High Efficiency and Excellent Driveability: The Downsized and Supercharged Hybrid Pneumatic Engine
… it is shown that for large operating areas of the pneumatic modes, the highest efficiencies can only be achieved if the charge valve is opened (for the pneumatic motor mode) or closed (for the pneumatic pump mode) at top dead center (TDC).
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An automatic inlet system with pneumatic changeover valves for isotope ratio mass spectrometer
Such long-term performance of pneumatic changeover valves results from a very small displacement of the centre of the membrane which is needed for opening and closing a valve of this type.