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Supplier: Hayward Flow Control
Description: Manual Limit Switch fits all Hayward ball and butterfly valves up to 8 inch.
- Max AC Current Rating: 10 amps
- Max AC Voltage Rating: 120 volts
- Operating Temperature: -7 to 93 F
- Pole and Throw Specifications: Single Pole, Double Throw (SPDT)
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Supplier: AAA Products International, Inc.
Description: Manual lever models are operated with a handle that shifts the spool. The standard handle position of the knob for a 3-position valve is the center of the valve (Position "B"). To fully shift the valve, the handle is pulled towards the operator
- Actuation: Manual / Hand
- Connection: Threaded
- Flow (Cv): 36.3
- Pressure Rating: 250 psi
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Supplier: AAA Products International, Inc.
Description: Manual lever models are operated with a handle that shifts the spool. The standard handle position of the knob for a 3-position valve is the center of the valve (Position "B"). To fully shift the valve, the handle is pulled towards the operator
- Actuation: Manual / Hand
- Connection: Threaded
- Flow (Cv): 9.97
- Pressure Rating: 250 psi
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Supplier: DeZURIK, Inc.
Description: DeZURIK Manual Gear Actuators are available on BHP High-Performance Butterfly Valves, BOS-US Resilient Seated Butterfly Valves, RCV Rotary Control Valves, VPB V-Port Ball Valves and .5-3? Eccentric Plug Valves. Manual gear cast iron actuators feature
- Valve Motion: Rotary Motion Valve
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Supplier: Reid Supply
Description: Flow Control Valves are manual direction control valves suitable for use with all pneumatic systems. These four way valves have a precision lapped rotor and seals that offer high tolerance to dirt contamination and can be used as two or three-way valves by plugging
- Actuation: Manual / Hand
- Pressure Rating: 150 psi
- Valve Size: 0.2500 inch
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Supplier: Reid Supply
Description: Flow Control Valves are manual direction control valves suitable for use with all pneumatic systems. These four way valves have a precision lapped rotor and seals that offer high tolerance to dirt contamination and can be used as two or three-way valves by plugging
- Actuation: Manual / Hand
- Pressure Rating: 150 psi
- Valve Size: 0.2500 inch
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Supplier: Reid Supply
Description: Flow Control Valves are manual direction control valves suitable for use with all pneumatic systems. These four way valves have a precision lapped rotor and seals that offer high tolerance to dirt contamination and can be used as two or three-way valves by plugging
- Actuation: Manual / Hand
- Pressure Rating: 150 psi
- Valve Size: 0.2500 inch
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Supplier: Reid Supply
Description: Flow Control Valves are manual direction control valves suitable for use with all pneumatic systems. These four way valves have a precision lapped rotor and seals that offer high tolerance to dirt contamination and can be used as two or three-way valves by plugging
- Actuation: Manual / Hand
- Pressure Rating: 150 psi
- Valve Size: 0.2500 inch
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Supplier: AAA Products International, Inc.
Description: 3-position, friction position, positive detent in all positions. Spool stays in position when lever is released.
- Actuation: Manual / Hand
- Connection: Threaded
- Flow (Cv): 1.95
- Pressure Rating: 250 psi
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Supplier: AAA Products International, Inc.
Description: 2-position, friction positioned. Spool stays in any position when handle is released.
- Actuation: Manual / Hand
- Connection: Threaded
- Flow (Cv): 4.64
- Pressure Rating: 250 psi
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Supplier: DeZURIK, Inc.
Description: DeZURIK G-Series Manual Gear Actuators are available in cast iron construction for use on eccentric plug valves (PEC), full port eccentric plug valves (PEF), AWWA butterfly valves (BAW), High Performance butterfly valves (BHP), and uninterrupted seat
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Supplier: Hayward Flow Control
Description: The BYV Series butterfly valves are available in PVC, CPVC and GFPP bodies and discs. Liners and seals available in VITON, EPDM or Nitrile materials. 316SS Stems are standard. The BYV Series features a revolutionary hand lever with 19 lockable stop positions and 360 degree interlocking
- Actuation: Manual / Hand
- Connection: Threaded
- Material of Construction: PVC, CPVC, Other
- Number of Ports/Ways: 2
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Supplier: BI-TORQ® Valve Automation
Description: Our sandwich-mount declutch operator are designed to mount between a pneumatic actuator and valve, allowing an operator to manually override the action of the pneumatic actuator. Operators in this category are totally enclosed, weatherproof and permanently lubricated. The declutch
- Actuator Action: Direct Acting
- Actuator Torque: 74 to 150 In-lbs
- Full Range Of Rotary Motion: Quarter Turn ( 90 degrees)
- Manual Actuator Specification: Declutchable Manual Actuator
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Supplier: Hayward Flow Control
Description: DAB Series diaphragm valves are available in PVC, Corzan CPVC, PP and PVDF. Diaphragm materials are FPM, EPDM, or PTFE. End connections are true union socket and threaded or flanged. PP and PVDF end connections are available in threaded only. Seals for true union are FPM or EPDM
- Actuation: Manual / Hand
- Connection: Threaded, Socket Weld / Solder
- Material of Construction: PVC, Polypropylene (PP)
- Number of Ports/Ways: 2
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Supplier: IMI Life Science
Description: A manually operated injection valve featuring six ports and two positions. Designed for precise sample injection in analytical instruments, offering reliable performance and ease of use.
- Number of Ports/Ways: 6
- Pressure Rating: Up to 7005 psi
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Supplier: IMI Life Science
Description: This kit includes a six-port, two-position manual injector valve, providing all necessary components for seamless integration into laboratory systems. Ensures accurate sample injections with user-friendly operation.
- Number of Ports/Ways: 6
- Pressure Rating: Up to 7005 psi
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Supplier: Daitron Co., Ltd.
Description: AV2 Series - flare fitting AV3 Series - Pillar S-300 fitting High purity shutoff valves for DIW, chemical and slurry supply. Injection molded for a more economical PFA valve All wetted materials entirely of fluororesin. Sizes range from 1/4" to 1
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Supplier: Alfa Laval Inc.
Description: system.Detects both the condition and position of the valve stem with an accuracy of ± 1 mm. Set-up parameters are stored but, for greater flexibility and ease of operation, can easily be re-programmed. Pre-set tolerance band. No manual adjustment of feedback sensors is
- Operating Temperature: -4 to 185 F
- Type of Position Indicator: LED Indicator, A Position Transmitter
- Valve Actuation: For Linear Actuated Valves
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Supplier: Red Valve Company, Inc.
Description: The Series 75 manually operated pinch valve is the number-one selling pinch valve in the world today. The Series 75 is a reliable, maintenance-free, cost-effective valve designed for tough slurries, abrasives, and corrosive-chemical applications. The Series 75 full port
- Actuation: Manual / Hand
- Valve Size: 0.5000 to 48 inch
- Valve Type: Pinch Valves
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Supplier: Burger & Brown Engineering, Inc.
Description: The SMARTFLOW® SWAP® Valve is a simple, manually selectable device that supplies cooling water to the mold during processing or air to purge the water from the mold, cooling lines, Supply and Return manifolds prior to tool change. Three materials are available: New
- Actuation: Manual / Hand
- Connection: Threaded
- Material of Construction: Nylon - Polyamide
- Number of Ports/Ways: 3
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Supplier: Hayward Flow Control
Description: TW Series 3-Way ball valves are available in PVC and Corzan CPVC. O-rings are either FPM or EPDM and the seats are PTFE. Up to 2 in. sizes have socket and threaded end connections. All TW Series valves are assembled with silicone free lubricant. Features PVC and Corzan
- Actuation: Manual / Hand
- Connection: Threaded, Socket Weld / Solder
- Material of Construction: PVC, CPVC, Polypropylene (PP), Other
- Number of Ports/Ways: 3
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Supplier: DeZURIK, Inc.
Description: Our Series 70 Manual Pinch Valve is the counterpart to the unique Series 75 and has the same design features and advantages, but the heavy cast iron housing is eliminated and a strong fabricated steel body is used in its place. The Series 70 is less costly, lighter, versatile and can
- Valve Type: Pinch Valves
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Supplier: DeZURIK, Inc.
Description: sleeves. The Series 75 has excellent control characteristics and can be used as a throttling manual control valve. By simply turning the handwheel, operators can fine tune the valve position to maintain a constant rate of flow. Few manual valves have this
- Primary Material of Construction: Cast Iron
- Valve Type: Pinch Valves
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Supplier: BI-TORQ® Valve Automation
Description: Manual Wafer and Lug Butterfly Valve Features Wafer or lug style cast iron butterfly valves 2-8": with lever, 10" & 12" with gear opeator Standard stainless steel disc and stem Standard 10-position locking handle Cast iron gears available ISO direct mount for easy
- Actuation: Manual / Hand, Other
- Connection: Bolt Flange
- Valve Size: 2 to 8 inch
- Valve Type: Butterfly Valves
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Supplier: Red Valve Company, Inc.
Description: The Series 75B manually operated Pinch Valve is a reliable, maintenance-free, cost effective valve designed for tough slurries and abrasive and corrosive chemical applications below ground. This pinch valve was designed specifically for underground service. It is sealed
- Actuation: Manual / Hand
- Valve Size: 6 to 14 inch
- Valve Type: Pinch Valves
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Supplier: Burkert Fluid Control Systems
Description: The manually operated diaphragm valve Type 3233 consists of a manually operated actuator, a diaphragm and a 2-way valve body. The manual actuator, optionally with a plastic or stainless steel handwheel, ensures use in hygienic or aggressive ambient conditions. The
- Primary Material of Construction: Stainless Steel
- Valve Type: Diaphragm Valves
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Supplier: Vektek, LLC
Description: Efficient control solutions for Single Acting Systems. Equipped with color bonnet to differentiate from the 3-Position 4-Port model. Shear Style valve design features hardened steel poppets and cast steel design.
- Actuation: Manual / Hand
- Number of Ports/Ways: 4
- Valve Type: Control Valves
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Supplier: Vektek, LLC
Description: Efficient control solutions for Single Acting Systems. Equipped with color bonnet to differentiate from the 3-Position 4-Port model. Shear Style valve design features hardened steel poppets and cast steel design.
- Actuation: Manual / Hand
- Number of Ports/Ways: 4
- Valve Type: Control Valves
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Supplier: HydraForce, Inc.
Description: A manually-operated three-way, two-position directional valve with adaptability to a variety of adjustment operators (ordered separately).
- Actuation: Manual / Hand
- Number of Ports/Ways: 3
- Pressure Rating: 3481 psi
- Valve Size: 0.2500 to 0.3750 inch
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Supplier: HydraForce, Inc.
Description: A manually-operated four-way, two-position directional valve, with adaptability to a variety of adjustment operators (ordered separately).
- Actuation: Manual / Hand
- Number of Ports/Ways: 4
- Pressure Rating: 3481 psi
- Valve Size: 0.2500 to 0.3750 inch
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Supplier: HydraForce, Inc.
Description: Manually-operated four-way, three-position directional valve, with adaptability to a variety of adjustment operators (ordered separately), in a variety of spool configurations.
- Actuation: Manual / Hand
- Number of Ports/Ways: 4
- Pressure Rating: 3481 psi
- Valve Size: 0.2500 to 0.3750 inch
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Supplier: HydraForce, Inc.
Description: Manually-operated three-way, three-position directional valve, with adaptability to a variety of adjustment operators (ordered separately), in a variety of spool configurations.
- Actuation: Manual / Hand
- Number of Ports/Ways: 3
- Pressure Rating: 3481 psi
- Valve Size: 0.2500 to 0.3750 inch
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Supplier: ASCO
Description: Numatics lockout valves prevent unauthorized pressurization of an air system during service or maintenance. They employ a unique, one piece center spool design that accommodates a user-supplied padlock in the closed position. When locked in the closed position, the system
- Actuation: Manual / Hand
- Connection: Threaded
- Flow (Cv): 13.5 to 20.3
- Media Temperature: 40 to 120 F
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Supplier: ASCO
Description: Numatics lockout valves prevent unauthorized pressurization of an air system during service or maintenance. They employ a unique, one piece center spool design that accommodates a user-supplied padlock in the closed position. When locked in the closed position, the system
- Actuation: Manual / Hand
- Connection: Threaded
- Flow (Cv): 16 to 24
- Media Temperature: 40 to 120 F
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Supplier: G.I.E. Inc.
Description: maintenance is required. 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
- Valve Motion: Rotary Motion Valve
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Supplier: Vektek, LLC
Description: Efficient control solutions for single acting systems. 2 Position 3 Port manual valve is equipped with colored bonnet to differentiate it from the 3 position 4 port. Shear style valve design features hardened steel poppets and aluminum body. Low restriction design
- Actuation: Manual / Hand
- Number of Ports/Ways: 3
- Valve Type: Control Valves
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Supplier: Accuris
Description: VALVE, THREE-POSITION, FOUR-WAY HYDRAULIC, MANUAL
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Supplier: Burkert Fluid Control Systems
Description: inductive proximity switch. The coloured status display signals the particular process valve switching position or indicates a diagnostic function such as maintenance required status or fault conditions. The pilot valves are equipped with a manual override. If the device
- Operating Temperature: 14 to 131 F
- Position Indication Options: ON-OFF (Two-way)
- Switching Options: Non-Contact Switch or Proximity Sensor
- Type of Position Indicator: LED Indicator
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Supplier: Asahi/America, Inc.
Description: Swing check valves have the option to install an external spring assist assembly. This spring is made from 316SS and is mounted external to the valve. When fluid pressure starts to drop, the spring retracts the swing arm and brings the disc back into the seat position. This
- Actuation: Manual / Hand
- Primary Material of Construction: Polypropylene (PP), PVC, PVDF, Other
- Valve Size: 0.7500 to 8 inch
- Valve Type: Check Valves
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Supplier: Plast-O-Matic Valves, Inc.
Description: and dust-tight housing Light weight, dependable design Manual override of ball valve Series SW signals the open or closed valve position for computer verification or to actuate other equipment based on the valve position. Body material is PVC, seals are
- Valve Actuation: For Linear Actuated Valves
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Supplier: Accuris
Description: VALVES, PNEUMATIC, 4-WAY, 2-POSITION MANUALLY OPERATED
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Supplier: Accuris
Description: Valve, Pneumatic 4-Way, 2-Position, Manually Operated
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Supplier: Vektek, LLC
Description: These valves offer the features required to efficiently control a double acting workholding system. (They may also be used to control single acting systems working in opposition.) Valves incorporate extremely low leakage (4 drops per minute per seal) pressure balanced shear type
- Actuation: Manual / Hand
- Number of Ports/Ways: 4
- Pressure Rating: 250 psi
- Valve Type: Control Valves
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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
- Actuation: Manual / Hand, Other
- Connection: Threaded
- Flow (Cv): 0.4700
- Media Temperature: -20 to 160 F
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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
- Actuation: Manual / Hand, Other
- Connection: Threaded
- Flow (Cv): 0.4700
- Media Temperature: -20 to 160 F
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Supplier: ASCO
Description: Numatics lockout valves prevent unauthorized pressurization of an air system during service or maintenance. They employ a unique, one piece center spool design that accommodates a user-supplied padlock in the closed position. When locked in the closed position, the system
- Actuation: Electric
- Connection: Threaded
- Flow (Cv): 13.5 to 20.3
- Media Temperature: 40 to 120 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: left or right ports or to an OFF position. An optional tee ported ball allows simultaneous left and right flow versatile ball valves with two “branches” and one “leg”. Fluid flow direction is governed by an interchangeable ball in the center of the valve. Because this ball
- Actuation: Manual / Hand
- Primary Material of Construction: Polypropylene (PP), PVC, PVDF, Other
- Valve Size: 0.5000 to 4 inch
- Valve Type: Ball Valves
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Supplier: Asahi/America, Inc.
Description: The type-14 diaphragm valve has been specified with confidence since 2002. Design features include industry-leading body-to-bonnet sealing performance isolating the bonnet components from the media, high visibility position indication with built-in travel stop providing visual
- Actuation: Manual / Hand
- Primary Material of Construction: Polypropylene (PP), PVC, PVDF, Other
- Valve Size: 0.5000 to 4 inch
- Valve Type: Diaphragm Valves
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Supplier: Asahi/America, Inc.
Description: The type-14 diaphragm valve has been specified with confidence since 2002. Design features include industry-leading body-to-bonnet sealing performance isolating the bonnet components from the media, high visibility position indication with built-in travel stop providing visual
- Actuation: Manual / Hand
- Primary Material of Construction: Polypropylene (PP), PVC, PVDF, Other
- Valve Size: 0.5000 to 2 inch
- Valve Type: Diaphragm Valves
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Supplier: Lift Products, Inc.
Description: often vary, the lift feature provides the best ergonomic solution when loads have to be tilted for access. The tilt and lift features operate independently allowing the user to select the right degree of tilt and the most ergonomic elevation. The MMTL series features manually pumped lift and
- Lift Type: Table Lift / Positioner
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Supplier: Waterman Industries, Inc.
Description: . Stem and bonnet extensions are available with every type upon special order. Manual Types Hand Lever Operators are standard on all Waterman butterfly valves up to and including 10" sizes. These are equipped with a practical seven-position stop plate. These stops are
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Supplier: Electro-Sensors, Inc.
Description: Valve Position Monitor Features • Valve position feedback — 0° up to 359° • Precisely measures valve shaft rotary movement • Works on powered or manually driven valve shafts • Retains valve position in the event of a power
- Accuracy: 0.2000 ±% Full Scale
- Category of Device: Instrument / Meter
- Electrical Output: Analog Current
- Maximum Angular Measurement: 0.7030 to 360 degrees
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Supplier: BI-TORQ® Valve Automation
Description: FS/FW Features and Options FS-series: full port stainless steel 3-piece ball valve FW-series: full port carbon steel 3-piece ball valve with SS ball and stem 1/2" through 2" NPT or socket weld ends API 607 fire safe certified 3-piece design for
- Actuation: Manual / Hand
- Flow (Cv): 8 to 595
- Number of Ports/Ways: 2
- Pressure Rating: 2000 psi
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Supplier: KSB AG
Description: Multi-turn actuators for diaphragm valves with rising stem,max. closing force 60,000 N, configurable as a function of flow characteristics and valve travel; open / closed position detection; factory-mounted. Applications Building services, industry, power stations, food
- Manual Actuator Specification: Handwheel Actuator
- Valve Motion: Rotary Motion Valve
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Supplier: Clippard
Description: designing control systems. They feature a built-in spring so the button always returns to the extended position when released with no additional load on the valve. The design of these push buttons allows complete actuation of the valve with no over-travel or side load to the
- Actuator Action: Direct Acting
- Stem Diameter: 1.19 inch
- Valve Motion: Linear Motion Valve
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Supplier: Clippard
Description: These new manually-operated 3- or 4-way spool valves have 1/4" NPT ports for easy access. The operation is either detented or momentary. These offer pressure ranges from 0 to 150 psig. plus an operating temperature of 32 to 140°F. These new Lever Valves can be used in unlimited
- Actuation: Manual / Hand
- Connection: Threaded
- Media Temperature: 32 to 140 F
- Pressure Rating: 0.0 to 150 psi
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Supplier: Clippard
Description: These new manually-operated 3- or 4-way spool valves have 1/4" NPT ports for easy access. The operation is either detented or momentary. These offer pressure ranges from 0 to 150 psig. plus an operating temperature of 32 to 140°F. These new Lever Valves can be used in unlimited
- Actuation: Manual / Hand
- Connection: Threaded
- Media Temperature: 32 to 140 F
- Pressure Rating: 0.0 to 150 psi
Find Suppliers by Category Top
Featured Products Top
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Hamilton Company specializes in the design and manufacture of products for manual, semiautomatic, and robotic precision fluid measuring and delivery. Our superior performance valves with ceramic, PTFE, and CTFE inserts provide comprehensive liquid handling for delivering chemically inert flow (read more)
Browse Valve Positioners Datasheets for Hamilton Company -
The new Bonomi SP Series smart valve positioner uses a microprocessor to position a pneumatic valve actuator for continuous valve control while monitoring and recording operating data. It can be used with virtually any size pneumatic actuator, single or double acting (read more)
Browse Valve Positioners Datasheets for Bonomi North America, Inc. -
Improved YT-3400 valve positioners from Rotork deliver enhanced hardware and diagnostics Rotork has improved its range of smart positioners to offer enhanced diagnostic and operating abilities. Valve positioners (read more)
Browse Valve Actuators Datasheets for Rotork plc -
Rotork is delighted to announce the launch of the RTP-4000 range, a new generation of intelligent valve positioners designed to deliver optimised control solutions for single- and double (read more)
Browse Valve Positioners Datasheets for Rotork plc -
Asahi/America, Inc. is pleased to introduce the new J-Switch™ manual limit switch compatible with Asahi/America’s Type-21/21a ball valves and Type-23 Multiport™ ball valves. The new limit switch is a low-cost manual valve position indication solution. Asahi/America, Inc (read more)
Browse Ball Valves Datasheets for Asahi/America, Inc. -
Submersible LVDTs for valve and actuator positioning and feedback Take advantage of RDP’s 50+ years of design experience to select the right displacement transducer for your valve positioning and control applications. Hundreds of (read more)
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deliver holistic actuation solutions that combine pneumatic and electric technologies for reliable, precise valve automation. Smart accessories like Industrial Ethernet and positioners boost connectivity and drive greater operational efficiency. Valve Automation Solutions Delivering (read more)
Browse Valve Actuators Datasheets for Georg Fischer Piping Systems Ltd -
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. -
It is important to move valves through a full cycle and returned to its normal position per AWWA standard. Exercising valves can be done manually or by using automated systems like powered actuators. For more information visit DeZURIK.com. (read more)
Browse Industrial Valves Datasheets for DeZURIK, Inc. -
Two series of electric actuators from 150 to over 30,000 inch-pounds of torque provide a solid foundation for all your electrically actuated valve requirements. Specialized needs are easily addressed by combining the DynaQuip Control's actuators with any of the many electric actuator (read more)
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Conduct Research Top
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Troubleshooting Reed Switches Used In Valve Position Indication
A common method to provide remote position indication in solenoid operated valves (SOV) is to use non-contact reed switches in conjunction with a permanent magnet. This article describes some common issues experienced with non-contact reed switches when used in these systems, and how to diagnose
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Default Position & Fail-Safe Valves, Explained
Commonly known as "default position," actuated or automatic valves that revert to a pre-determined position after the actuating force is removed are often referred to as "fail-safe" valves.
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Position Sensors in Solenoid Valves (.pdf)
Implementation of state of the art automated laboratory research and computer or microcontroller controlled instrumentation technology has always been restricted by conventional valve technology.
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Butterfly Valves
MDC Butterfly valves require only one-quarter turn rotation of the handle to go from fully open to the fully closed position. In the 1–1/3" Mini Del-Seal™ CF flange series, a spring loaded ball bearing becomes seated in an indent providing a positive mechanical stop. All other size valves employ a
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Thermal Shutoff Valves - Then and Now
vents the pneumatic actuator, allowing it to move into its fail-safe position (open or closed). At the same time, it closes the supply airline, eliminating oxygen that would feed the fire. A second entire fusible link valve assembly dedicated to the thermal shutdown is no longer required.
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Gate Valves Option Guide
MDC circular C-Loc® gate valves can be fitted with optional high precision, modular mechanical position indicators (MPI). This new MPI system consists of two single pole double throw micro switches fitted with integral hinged lever and roller actuators. Each micro switch is wired in a normally open
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Introduction to Check Valves
The patented diaphragm in the Plast-O-Matic True Blue Check Valve is designed to re-seat with a bubble tight seal regardless of mounting position or reverse flow. Ball style check valves require two properties to seal properly: First, the ball check must be mounted with the flow direction pointed
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Valve Actuators and Positioners Go Digital
Fieldbus is the name of a family of industrial computer network protocols used for real-time distributed control, standardized as IEC 61158. Advanced digital fieldbus technology has been successfully used in oil and gas, petrochemical, pulp and paper, and other industries. This technology has also
More Information Top
Indicates content that may require registration and/or purchase.
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CR4 - Thread: Calculating the Resisting Torque from an Exhaust Reducer
You might be interested in: Gearboxes and Gearheads, Valve Positioners , Manual Valve Actuators .
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Assured Automations Announces New Resilient Seated ST Butterfly Valve Series - Wafer and Lug Style Butterfly Valves Feature Direct Mount Actuators
A full range of accessory items are available including limit switches, solenoid valves , positioners and manual override devices.
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Honeywell Adds Valve Position Sensor To OneWireless Portfolio
The sensor carries all the appropriate hazardous location certifications, which makes it ideal for various applications such as monitoring valve positioner status, manual process valve position, safety shower and eye bath notification, tank overflow alarms, damper and louver position, door/gate position, or …
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Process Engineering | Equipment & Services: July | Chemical Processing
A full range of accessory items is available including limit switches, solenoid valves , positioners and manual override devices.
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Design and Implementation of an Instructional Foundation Fieldbus-based Pilot Plant
Smar Co., Documentation: Operation and Maintenance Instructions Manual , FY302 Fieldbus Valve positioner , .
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Model based flow control using two final control elements
[8] Dezurik, Instruction Manual , Electro-pneumatic positioner and valve , 1994.
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ISA START-UP - A TECH GUD - Start-up - A Technician's Guide
If the problem does not go away in manual , it could be a valve / positioner /I to P (current to pneumatic) con-verter or transducer problem—or the process may be swinging abnormally because of another problem, specific to the process and …
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Application Note: Sensors and Switches Used in Valve Actuators and Valve Positioners (.pdf)
A valve positioner ’s power source can be a manual gearbox or an electronic device with control and measuring devices.