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Supplier: Radwell International
Description: LIMIT SWITCH, ROLL LEVER, 5/32 INCH, CONTROL VALVE, DIRECTIONAL, PNEUMATIC. FREE 2 YEAR RADWELL WARRANTY
- Device Type: Linear Limit Switch
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Supplier: Radwell International
Description: HEAVY DUTY LIMIT SWITCH, FOR VALVE. FREE 2 YEAR RADWELL WARRANTY
- Device Type: Linear Limit Switch
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Supplier: Radwell International
Description: LIMIT SWITCH, VALVE MECHANICAL ROLLER LEVER, MINI. FREE 2 YEAR RADWELL WARRANTY
- Device Type: Linear Limit Switch
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Supplier: Radwell International
Description: LIMIT SWITCH, VALVE STATUS MONITOR, 10 AMP, 250 VAC, 1/2 HP, IP66/67. FREE 2 YEAR RADWELL WARRANTY
- Device Type: Linear Limit Switch
- Maximum AC Voltage Rating: 250 volts
- Maximum Current Rating: 10 amps
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Supplier: SVF Flow Controls, Inc.
Description: The SVF model NEXUS-LS is a reliable and compact position feedback device fitted with two mechanical SPDT switches rated for 5A service. The NEMA 4/4X enclosure is designed for weather-proof protection and corrosion resistance in demanding environments. NEMA 4/4X (IP66
- Contact Type: Maintained Contact
- Device Type: Rotary Limit Switch
- Enclosed Switch Housing: Yes
- Maximum AC Voltage Rating: 250 volts
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Supplier: Assured Automation
Description: Description • 2 SPDT mechanical switches • Visual indicator • 2 Conduit entries • Enclosed mounting hardware Enclosures & Connections • NEMA 4, 4X, • One 3/4" & one 1/2" NPT Conduit entries Switch Ratings
- Max AC Current Rating: 10 amps
- Max AC Voltage Rating: 250 volts
- Position Indication Options: ON-OFF (Two-way), Three-way, 180 Degree (T or L Valve)
- Switching Options: Mechanical Switch
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Supplier: Asahi/America, Inc.
Description: J-Series manual ball valve limit switches (J-Switch™) are compatible with Asahi/America's Type-21/21a ball valves and Type-23 Multiport™ ball valves. Compact IP67 limit switch for remote position indication of manual valves includes
- Maximum AC Voltage Rating: 180 volts
- Maximum Current Rating: 0.5000 amps
- Maximum DC Voltage Rating: 180 volts
- Operating Temperature: 65.56 C
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Supplier: SVF Flow Controls, Inc.
Description: The SVF model NEXUS-LX is a reliable and compact feedback device fitted with two mechanical SPDT switches rated for 15A service. The NEXUS-LX is part of our family of NEXTEK Controls products for use in hazardous area environments. The ATEX rating and NEMA-7 enclosure combine to assure
- Contact Type: Maintained Contact
- Device Type: Rotary Limit Switch
- Enclosed Switch Housing: Yes
- Features: Rated for Hazardous Locations?
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Supplier: VEGA Americas, Inc.
Description: Application area From thread ½", universal connection G1" for hygiene adapter, M12, valve plug, transistor output, IO-Link, wireless operation, hygiene approvals VEGAPOINT 31 is a low-cost limit switch for use with light bulk solids. The optional universal connection for hygiene
- Device Type: Linear Limit Switch
- Operating Temperature: -40 to 70 C
- Orientation: Top Mounted Actuator
- Switch Type: Solid State
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Supplier: VEGA Americas, Inc.
Description: Application area From DK > 1.5, from thread ½", universal connection G1" for hygiene adapter, M12, valve plug, transistor output, IO-Link, wireless operation, Ex and hygiene approvals VEGAPOINT 21 is a low-cost limit switch for the detection of water-based liquids. The
- Device Type: Linear Limit Switch
- Operating Temperature: -40 to 70 C
- Orientation: Top Mounted Actuator
- Switch Type: Solid State
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Supplier: VEGA Americas, Inc.
Description: -Link communication Low-cost limit switch with smallest installation dimensions Suitable accessories Hygienic adapter for G½" Hygienic adapter for G1" sealing with O-ring Hygienic adapter for G1" metallically sealing Further accessories
- Device Type: Linear Limit Switch
- Operating Temperature: -40 to 70 C
- Orientation: Top Mounted Actuator
- Switch Type: Solid State
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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: Rotork plc
Description: Limit switch box designed for explosionproof applications.
- Features: Explosion Proof
- Switching Options: Non-Contact Switch or Proximity Sensor
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Supplier: Assured Automation
Description: ,2 • (No seal offs required) Switch Ratings • 0.3 amp @ 125V AC/DC Part Numbers YH = (2) LED Proximity Switches YE = (2) Mechanical Switches YI = with 3 way solenoid YJ = with 4 way solenoid YK = DIN conn wired to terminal
- Features: Explosion Proof
- Max AC Current Rating: 0.3000 amps
- Max AC Voltage Rating: 125 volts
- Position Indication Options: ON-OFF (Two-way), Three-way, 180 Degree (T or L Valve)
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Supplier: Flomatic Valves
Description: 745 WITH LIMIT SWITCH (SPDT) - 45° Seat Flo-Flex®, Swing Check Valve Epoxy coated Ductile Iron Body, ANSI B16.1, class 150, ANSI/AWWA C508, with a Buna-N coated Disc. Consult factory for sizes 14" and above For reference use only. Please check Flomatic's website for the latest
- Media Temperature: 140 F
- Pressure Rating: 250 psi
- Primary Material of Construction: Ductile Iron
- Valve Size: 3 to 24 inch
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Supplier: Assured Automation
Description: Explosion Proof Limit Switch
- Valve Actuation: For Rotary Actuated Valves
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Supplier: Rotork plc
Description: Multi purpose limit switch box for safe area or Intrinsically Safe applications, provides a visual and electrical remote position feedback on automated valves.
- Switching Options: Non-Contact Switch or Proximity Sensor
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Supplier: Rotork plc
Description: Multi purpose limit switch box for safe area or Intrinsically Safe applications, provides a visual and electrical remote position feedback on automated valves.
- Switching Options: Non-Contact Switch or Proximity Sensor
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Supplier: Rotork plc
Description: Multi purpose limit switch box for safe area or Intrinsically Safe applications, provides a visual and electrical remote position feedback on automated valves.
- Switching Options: Non-Contact Switch or Proximity Sensor
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Supplier: VEGA Americas, Inc.
Description: Application area From DK > 1.5, from thread ½", universal connection G1" for hygiene adapter, M12, valve plug, transistor output, IO-Link, wireless operation, Ex and hygiene approvals, tube version, up to 1 m VEGAPOINT 23 is a limit switch with remote switching point for
- Device Type: Linear Limit Switch
- Operating Temperature: -40 to 70 C
- Orientation: Top Mounted Actuator
- Switch Type: Solid State
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Supplier: Plast-O-Matic Valves, Inc.
Description: Limit Switches signal the open or closed position of air actuated ball valves Features: Signals open or closed; with optional Limit Stops is adjustable to any limited open position Plastic construction eliminates atmospheric corrosion Water
- Valve Actuation: For Linear Actuated Valves
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Supplier: U.S. Plastic Corporation
Description: Limit switches fit the TB series ball valves and the BY series butterfly valves; sold separately. PP body, cover and plate. 304 SS stem and FPM seals. Temp. range 20F to 200F. Two adjustable SPDT 10 Amp @ 120 VAC switches. Integral lockout. 1/2" conduit port.
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Supplier: Assured Automation
Description: Description • Solid state proximity switch • Target puck with position Indicator & two red LED's • Two solid state switches (N/O), (1-open, 1-closed) Enclosures & Connections • NEMA 3,4,6,12,13, IP67 • 6' Cable Switch Ratings Max Load Current: 200mA Min Load Current: 5mA Part
- Position Indication Options: ON-OFF (Two-way), Three-way, 180 Degree (T or L Valve)
- Switching Options: Non-Contact Switch or Proximity Sensor
- Type of Position Indicator: A Position Transmitter
- Valve Actuation: For Rotary Actuated Valves
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Supplier: Tru-Flo Valves & Automation
Description: Features & Specifications Simple operating position changes with quick set cams Compact design for small valve envelope size Easy wiring with two conduit entries M20x1.5 (½"NPT available) and one terminal strip with 8-point angled High
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Industrial Valves - Limit Switch Kit, High Cycle, LoPro, and LoPro 2-stage Valves, NW40 -- 100002228Supplier: Newport MKS
Description: The 100002228 Valve Limit Switch Retrofit Kit is designed for High Cycle, LoPro, and LoPro 2-stage vacuum valves with a NW40 port.
- Media: Gas
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Supplier: Newport MKS
Description: The 100002229 Valve Limit Switch Retrofit Kit is designed for High Cycle, LoPro, and LoPro 2-stage vacuum valves with a size NW50 port.
- Media: Gas
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Supplier: Newport MKS
Description: The 100002227 Valve Limit Switch Retrofit Kit is designed for High Cycle, LoPro, and LoPro 2-stage vacuum valves with a NW25 port.
- Media: Gas
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Supplier: RS Components, Ltd.
Description: The LSX series limit switches have been designed for use in hazardous atmospheres both indoors and outdoors as they are completely sealed. They have the same mounting hole locations and tracking as they ML-E1 series making them interchangeable and an optional bracket makes them
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Supplier: RS Components, Ltd.
Description: The LSX series limit switches have been designed for use in hazardous atmospheres both indoors and outdoors as they are completely sealed. They have the same mounting hole locations and tracking as they ML-E1 series making them interchangeable and an optional bracket makes them
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Industrial Valves - Limit Switch Kit, 150, 160, 2-stage, Pneumatic Valves, NW25 or NW40 -- 100001520Supplier: Newport MKS
Description: The 100001520 Limit Switch Retrofit Kit is designed for Series 150, 160 V-100, or two-stage pneumatic vacuum valves with a NW25 or NW40 port.
- Media: Gas
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Supplier: CIRCOR Energy
Description: available in cast carbon steel, stainless steel, alloy steels optional alloy materials available by request. Available in sizes from 1/4" to 16", and ANSI Classes from 125 to 2500. Our valves are offered with options for mounting of automation accessories, such as pneumatic positioners,
- Actuation: Manual / Hand
- Primary Material of Construction: Stainless Steel, Steel
- Valve Size: 0.2500 to 48 inch
- Valve Type: Globe Valves
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Supplier: Velan, Inc.
Description: that can occur when replacing existing valves. AVAILABLE OPTIONS: • Limit switches • Electric, hydraulic or pneumatic actuators • Flow control valves • Bellows sealing DESIGN FEATURES: • One-piece forged body for more safety and reliability
- Valve Size: 0.2500 to 2 inch
- Valve Type: Butterfly Valves, Globe Valves
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Supplier: CIRCOR Energy
Description: and pressure ratings, our valves are offered with options for mounting of automation accessories, such as pneumatic positioners, solenoids, limit switches, pressure gauges and others. The high quality of materials used in the construction of our valves allows our products
- Actuation: Manual / Hand
- Primary Material of Construction: Stainless Steel, Steel
- Valve Size: 0.2500 to 48 inch
- Valve Type: Gate / Knife Valves
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Supplier: SVF Flow Controls, Inc.
Description: The NEXUS-PS is a low profile sensor that delivers valve position status in demanding environments (IP-67). The technology utilizes two reed devices that sense a magnetic target in the Open and Closed positions. The sensor element is SPST N.O. and the rotating component contains the magnetic
- Contact Type: Maintained Contact
- Device Type: Rotary Limit Switch
- Maximum AC Voltage Rating: 240 volts
- Maximum Current Rating: 0.3000 amps
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Supplier: FLSmidth
Description: lever actuators with integral limit switches for dependable positioning of the disc with seats. The SK V2 two-way valve is available in five sizes: 6 inch, 8 inch, 10 inch, 12 inch and 14 inch, and matches the I.d. of standard schedule 30 pipe. Flanges are available in ANSI or
- Valve Type: Diverter Valves
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Supplier: Flomatic Valves
Description: , Position Indicator, and Limit Switch. Consult Factory for Pricing. For reference use only. Please check Flomatic's website for the latest valve product specifications.
- Media Temperature: 140 F
- Pressure Rating: 250 psi
- Primary Material of Construction: Ductile Iron
- Valve Size: 2 to 24 inch
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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 12 x 1,
- Actuation: Electric
- Number of Ports/Ways: 2
- Pressure Rating: 0.0 to 150 psi
- Valve Size: 1.57 inch
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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 12 x 1,
- Actuation: Electric
- Number of Ports/Ways: 2
- Pressure Rating: 0.0 to 150 psi
- Valve Size: 0.9843 inch
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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 12 x 1,
- Actuation: Electric
- Number of Ports/Ways: 2
- Pressure Rating: 0.0 to 150 psi
- Valve Size: 1.97 inch
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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 12 x 1,
- Actuation: Electric
- Number of Ports/Ways: 2
- Pressure Rating: 0.0 to 150 psi
- Valve Size: 0.7874 inch
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Supplier: FLSmidth
Description: , 9 electrical rating Dual solenoid with manual override, 120 V. 2 SPDT limit switches Prepiped and prewired to a switch box All aluminum construction Flanged connections
- Valve Type: Diverter Valves
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Featured Products Top
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Bonomi North America Introduces New Industrial Ball Valve/Limit Switch Packages New industrial ball valve and limit switch packages from Bonomi improve safety in industrial systems, allowing critical manual valve applications to be monitored remotely. The valve and switch components (read more)
Browse Ball Valves Datasheets for Bonomi North America, Inc. -
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. -
locations. Bonomi North America has introduced a compact, heavy-duty hazardous location limit switch series with both mechanical and non-contact models. The new low-cost Bonomi EX Series provides both visual and remote electrical indication of valve/actuator position (read more)
Browse Valve Position Indicators Datasheets for Bonomi North America, Inc. -
. They are also available in factory-assembled automated valve packages with Bonomi’s Valbia brand electric or pneumatic actuators. Valbia electric actuators have dual 100VAC – 240VAC or dual 24 AC/DC reversing motors with torque limiters, thermal protection (read more)
Browse Ball Valves Datasheets for Bonomi North America, Inc. -
). Additional actuator accessories include NEMA 4, 7 or 9 Pilot Solenoid Valves (115 VAC, 220 VAC, 24 VAC, 24 VDC, and 12 VDC voltages), Valve Position Limit Switches and Speed Controls. (read more)
Browse Ball Valves Datasheets for DynaQuip Controls -
plug valves; dampers and vents; and other similar rotary quarter-turn automation applications. Non-clutch, side mounted hand wheel and four (4) limit switches for motor control and remote indication of end of travel. Available in 120VAC, 220 VAC (PH1), 220VAC (PH3), 12VDC, 24VDC, 24VAC, 460 VAC (PH3 (read more)
Browse Electric Valve Actuators Datasheets for DynaQuip Controls -
, 24 VDC, and 12 VDC voltages), Valve Position Limit Switches and Speed Controls. All models are pre-sized for clean water, air, or light oil applications. Application Include: Agricultural and Food Processing, Alternative Energy and Fuel Production, Bulk Product Movement, Chemical (read more)
Browse Pneumatic Valve Actuators Datasheets for DynaQuip Controls -
DynaQuip automated PVC ball valves can be used in any PVC piping system. They offer a lightweight solution that won't rust or corrode. Offered in electric or pneumatic automated options. (read more)
Browse Ball Valves Datasheets for DynaQuip Controls -
• Multiple connection types for flexible installation • Limit switch feedback device enabling local and remote position (read more)
Browse Industrial Valves Datasheets for Shanghai Thinktank Process Management Co., Ltd -
valves, limit switches, and more. Inherent Rangeability: Standard 50:1, with optional 75:1 for full port sizes. Enhanced Accuracy: Positioner ensures linearity and hysteresis within ±1% F.S. Applications (read more)
Browse Control Valves Datasheets for Shanghai Thinktank Process Management Co., Ltd
Conduct Research Top
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Selecting Pneumatic and Electrical Actuators: Part 2
To ensure automated valve performance in today's sophisticated process control systems it is essential to develop a complete specification for each of the elements in the control package. Though the valve actuator is the basic element in a valve automation package, pilot valves, limit switches
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Diaphragm Valves for an Automated Production Line at Unither
and safety. Limit switch devices with AS-i communication are installed on each pneumatic valve.
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Wireless Switches Offer Unlimited Benefits (.pdf)
Global limit switches are an essential element of industrial controls, monitoring position and presence of doors, booms, valves, and the like. Conventional wired switches, however, present installation and maintenance challenges, especially in installations that are subject to harsh environments
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Traditional solenoid valves are simple to install but may not be the right solution for long term reliability or high flow applications
applications to provide vastly improved flow characteristics and consistent performance. Electric actuators consist of a motor, a gear train, cams and limit switches. The electric actuator requires two electrical input signals; one to open and another to close the valve. DynaQuip actuators are available
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Tales from the Front: Applying Fieldbus at Genzyme, Part 1
, which are used primarily for sanitary diaphragm valves and quarter-turn ball valves. AS-i was also used for discrete input devices, such as valve limit switches and proximity switches found on process transfer panels. AS-i may have simplified installation, but at the time, it had limits: three years ago
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A Quick Overview of the DeviceNet Communications Network.
DeviceNet is a low cost communications network that connects to various industrial devices such as limit switches, proximity switches, photoelectric sensors, valve manifolds, motor starters, process sensors, bar code readers, AC and DC drives, servo controllers, panel displays, operator interfaces
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Texas Instruments: Novel Separation Technique for the Analysis of Trace Levels of Atmospheric Contaminants in Inert Semiconductor Process Gases
are separated in a single run via a unique valve switching scheme. A computer-controlled gas blending unit provides multiple levels of dilution of standard gases allowing for the generation of comprehensive calibration curves with a high degree of precision and accuracy. Reproducible detection limits
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Fieldbus Part 2
controller cabinets in safe-area spaces, and only allow I/O subsystems in process spaces. IS remote I/O was installed in the process space to interface to low-power solenoid operators for valve actuators, valve-position limit switches, rupture-disk indicators and transfer-panel proximity switches. The remote
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Material control system design: Test Bed Nitrate Storage Area (TBNSA)
1) terminal boards for thermocouples 2) A to D converters for differential transmitter signals 3) terminal boards for all valve limit switches 4) terminal boards for all MC computer connections 5) transfer pump interlock to MC computer 6) scale adjustments to all …
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ISA PROGMBLE CNTRLRS - Programmable Controller
Valve Limit Switch (NO .
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BCP selector valves and limit switches
BCP Selector Valves Limit Switches .
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Basic circuitry for electrically powered pipe-line pump stations under automatic or remote control
If at this time both the suction and dis- charge valve limit switches do not indi- cate the fully open position, or if the con- tactor 88EC of the exhaust fan is not in its normal closed position, a circuit is es …
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ISA TR84.00.05 - Guidance on the Identification of Safety Instrumented Functions (SIF) in Burner Management Systems (BMS)
Valve limit switches not proven .
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ISA TR84.00.03 - Guidance for Testing of Process Sector Safety Instrumented Functions (SIF) Implemented as or within Safety Instrumented Systems (SIS)
- ESD Valve Limit Switches .
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Federal Register > Monday, February 12, 1996 > [61 FR 5284] Airworthiness Directives; Saab Model SAAB SF340A and SAAB 340B Series Airplanes
SUMMARY: This amendment adopts a new airworthiness directive (AD), applicable to certain Saab Model SAAB SF340A and SAAB 340B series airplanes, that requires repetitive operational tests of the valve limit switch of the propeller brake.
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Urban Wood-Based Bio-Energy Systems in Seattle
- Baghouse module isolation valves limit switches ZSC-165A, ZSC- 166A, ZSC-167A, ZSC-167A, ZSC-165B, ZSC-166B, ZSC-167B, and ZSC-167B contacts not shut.