Products & Services
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Supplier: ProMation Engineering, Inc.
Description: The ProMation Engineering explosion proof actuators are designed for use in hazardous locations. They meet the latest Class I and Class II Division 1 standards per UL 1203. The explosion proof actuators share the same electronic and mechanical components as the ProMation Standard
- AC Voltage: 24 to 230 volts
- Actuation Method: Electric
- Actuator Torque: 2300 In-lbs
- Location: Hazardous
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Supplier: Belimo Americas
Description: Linear Damper Actuator,101 lbf,Non-Spring Return,24V,Modulatin g
- Supply Voltage: 24 volts
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Supplier: Belimo Americas
Description: Linear Damper Actuator,34 lbf,Non-Spring Return,24V,Modulatin g
- Supply Voltage: 24 volts
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Supplier: Belimo Americas
Description: Linear Damper Actuator,34 lbf,Non-Spring Return,24V,MFT
- Supply Voltage: 24 volts
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Supplier: Belimo Americas
Description: Linear Damper Actuator,101 lbf,Non-Spring Return,24V,On/Off/Fl oating Point
- Supply Voltage: 24 volts
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Supplier: Clippard
Description: Single Acting Spring Return Pilot Actuator Air Pilot Actuator, 1 1/4" Bore
- Actuation Method: Pneumatic
- Air Supply Pressure: Up to 150 psi
- Control Signal Input: Pressure Control Signal
- Failsafe: Close at No Power
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Supplier: Rotork plc
Description: Pneumatic and hydraulic actuators in double-acting and spring-return configurations • Electro less nickel-plated cylinders, chromium-plated piston rods • Hammer blow and standard valve stem coupling designs available • Thrust up to 5,000,000 N (1,124,000 lbf) • ATEX 2014/34/EU • PED
- Acting Type: Single Acting (Air to Spring), Double Acting (Air to Air)
- Actuator Action: Direct Acting
- Actuator Force (Seating Thrust): 89920 to 1.24E6 lbs
- Manual Override of Power Actuator: Yes
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Supplier: Conant Controls, Inc.
Description: Single Acting Pneumatic Operator A spring return fail-safe valve operator. The design incorporates a spring which provides virtually linear torque characteristics throughout its travel. Unit is available in 90° rotation. Provision for manual override is standard on all
- Acting Type: Single Acting (Air to Spring)
- Actuator Torque: 90 to 309 In-lbs
- Control Signal Input: Pressure Control Signal
- Full Range Of Rotary Motion: Quarter Turn ( 90 degrees)
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Supplier: Rotork plc
Description: actuators in double-acting and spring-return configurations • Subsea and splash zone trims • Retrievable and non-retrievable designs • Multitude of design options available • Installed base dating back to 1992 at depths up to 2,500 m • Smart Valve Monitor (SVM) partial stroke testing
- Acting Type: Single Acting, Double Acting
- Actuator Action: Direct Acting
- Actuator Force (Seating Thrust): 89920 to 1.24E6 lbs
- Actuator Torque: 1.15E7 to 4.96E7 In-lbs
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Description: controller or valve positioner to determine the position of the valve plug. 667 diaphragm actuator is a reverse-acting. Specifications: Acting type: spring return, linear Control type: on/off, throttling Working temperature: low temperature, standard temperature
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Description: controller or valve positioner to determine the position of the valve plug. 657 diaphragm actuator is a positive-acting. Specifications: Acting type: spring return, linear Control type: on/off, throttling Working temperature: low temperature, standard temperature
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Supplier: DeZURIK, Inc.
Description: . Spring return actuators are sized for 60 psi supply pressure. Low Cost Actuator PowerRac actuators are designed and sized to DeZURIK’s line of quarter turn valves. By matching valve torque requirements, each actuator is sized to ensure the lowest cost,
- Operation: Modulating
- Pneumatic Actuator Type: Rack and Pinion Actuator
- Stem Diameter: 1 to 24 inch
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Supplier: Rotork plc
Description: mechanical spring-return or accumulator fail-safe action. The actuators are offered with a wide range of operating speeds, ESD inputs, partial stroke testing, analogue, Hart and fieldbus communication capabilities to comply with all control configurations. Independent limit switches
- Actuator Force (Seating Thrust): 382 to 89920 lbs
- Actuator Torque: 575 to 1.77E6 In-lbs
- Hydraulic Actuator Type: Scotch Yoke Actuator
- NEMA Enclosure: Type 4, Other
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Supplier: Rotork plc
Description: mechanical spring-return or accumulator fail-safe action. The actuators are offered with a wide range of operating speeds, ESD inputs, partial stroke testing, analogue, Hart and fieldbus communication capabilities to comply with all control configurations. Independent limit switches
- Acting Type: Single Acting, Double Acting
- Actuator Action: Direct Acting
- Actuator Force (Seating Thrust): 382 to 89920 lbs
- Actuator Torque: 575 to 1.77E6 In-lbs
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Supplier: Allied Electronics, Inc.
Description: 947-5-1. These switches also meet the IEC 947-5-1 requirements for positive opening N/C contacts. Specifications Actuation CW and CCW Maximum Voltage Rating 600 V Ampere Rating 10 A Contact Rating NEMA A600/Q600 Body
- Connection Options: Screw Terminals
- Linear Actuator Types: Pushbutton or Plunger
- Maximum AC Voltage Rating: 600 volts
- Maximum Current Rating: 10 amps
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Description: Description Product Name: Pneumatic Diaphragm Actuator Type: Spring return diaphragm Action: Reverse acting or direct acting Supply air pressure: 260 to 800 kPa Air connection: 1/4 NPT or 3/8 NPT Optional accessories: Positioner, Pressure regulator with
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Supplier: Trans-Tek, Inc.
Description: The Series 350 DC Gaging Transducers are an integrated package consisting of a spring loaded spindle, precision linear variable differential transformer, a solid state oscillator, and a phasesensitive demodulator. The transducer is designed for excellent linearity, infinite
- Linearity: 0.5000 ±% Full Scale
- Measurement Range: 0.2000 inch
- Operating Temperature: -65 to 200 F
- Output: Voltage
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Supplier: Mach III Clutch, Inc.
Description: Operation Applying air pressure releases the spring applied friction brake and engages the friction clutch Torque of the clutch is linear in response to air pressure applied above the brake release pressure Brake torque is fixed by spring pressure
- Bore Diameter: 0.6250 inch
- Brake Engagement: Friction
- Brake Operation: Spring Actuation / Engage
- Clutch Engagement: Friction
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Supplier: Mach III Clutch, Inc.
Description: Operation Applying air pressure releases the spring applied friction brake and engages the friction clutch Torque of the clutch is linear in response to air pressure applied above the brake release pressure Brake torque is fixed by spring pressure
- Bore Diameter: 0.6250 inch
- Brake Engagement: Friction
- Brake Operation: Spring Actuation / Engage
- Clutch Engagement: Friction
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Supplier: Mach III Clutch, Inc.
Description: Operation Applying air pressure releases the spring applied friction brake and engages the friction clutch Torque of the clutch is linear in response to air pressure applied above the brake release pressure Brake torque is fixed by spring pressure
- Bore Diameter: 0.7500 to 1.25 inch
- Brake Engagement: Friction
- Brake Operation: Spring Actuation / Engage
- Clutch Engagement: Friction
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Supplier: Mach III Clutch, Inc.
Description: Operation Applying air pressure releases the spring applied friction brake and engages the friction clutch Torque of the clutch is linear in response to air pressure applied above the brake release pressure Brake torque is fixed by spring pressure
- Bore Diameter: 1 to 1.44 inch
- Brake Engagement: Friction
- Brake Operation: Spring Actuation / Engage
- Clutch Engagement: Friction
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Supplier: Burger & Brown Engineering, Inc.
Description: Smartflow® Global Thinswitch® Limit Switch helps prevent accidental mold close in injection molds by verifying ejector plate return in injection molds with 3mm or 4mm rest buttons, and where occasional water or oil spray is present. A polyurethane dome covers the actuator spring
- Connection Options: Integral Cable
- Electrical Life (Minimum): 1.40E7 (#)
- Enclosed Switch Housing: Yes
- Maximum AC Voltage Rating: 250 volts
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Supplier: Eaton Corporation
Description: HAZARDOUS LOCATION TYPE 1NO-1NC CONTACT CONFIGURATION 1/2 INCH CONNECTION TYPE SPRING RETURN OPERATION TYPE 600 VAC 10 AMPERE, 250 VDC 0.1 AMPERE CONTACT RATING UL APPROVAL NEMA 7/9 ENCLOSURE DIE CAST ALUMINUM BODY MATERIAL
- Certifications / Approvals: UL listed?
- Connection Options: Other
- Linear Actuator Types: Pushbutton or Plunger
- Maximum AC Voltage Rating: 600 volts
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Supplier: Eaton Corporation
Description: HAZARDOUS LOCATION TYPE 1NO-1NC CONTACT CONFIGURATION 1/2 INCH CONNECTION TYPE SPRING RETURN OPERATION TYPE 600 VAC 10 AMPERE, 250 VDC 0.1 AMPERE CONTACT RATING UL APPROVAL NEMA 7/9 ENCLOSURE DIE CAST ALUMINUM BODY MATERIAL
- Certifications / Approvals: UL listed?
- Connection Options: Other
- Linear Actuator Types: Push Roller
- Maximum AC Voltage Rating: 600 volts
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Supplier: Eaton Corporation
Description: HAZARDOUS LOCATION TYPE 1NO-1NC CONTACT CONFIGURATION 1/2 INCH CONNECTION TYPE SPRING RETURN OPERATION TYPE 600 VAC 10 AMPERE, 250 VDC 0.1 AMPERE CONTACT RATING UL APPROVAL NEMA 7/9 ENCLOSURE DIE CAST ALUMINUM BODY MATERIAL
- Certifications / Approvals: UL listed?
- Connection Options: Other
- Linear Actuator Types: Pushbutton or Plunger
- Maximum AC Voltage Rating: 600 volts
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Supplier: Eaton Corporation
Description: HAZARDOUS LOCATION TYPE 1NO-1NC CONTACT CONFIGURATION 3/4 INCH CONNECTION TYPE SPRING RETURN OPERATION TYPE 600 VAC 10 AMPERE, 250 VDC 0.1 AMPERE CONTACT RATING UL APPROVAL NEMA 1/4/7/9/13 ENCLOSURE DIE CAST ALUMINUM BODY
- Certifications / Approvals: UL listed?
- Connection Options: Other
- Linear Actuator Types: Pushbutton or Plunger
- Maximum AC Voltage Rating: 600 volts
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Supplier: GEEPLUS Inc.
Description: Proportional Solenoids are linear actuators with a force proportional to the current in a limited range. With the addition of a return spring in your application you can make the proportional solenoid into a positioning device, where the position is depending on the input
- Construction: Tubular
- DC Power Input Options: 24VDC, Other DC Voltage
- Maximum Stroke: 0.4000 to 2.3 mm
- Power Rating (DC watts or AC VA): 2 to 7.9 DC watts or AC VA
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Supplier: RS Components, Ltd.
Description: return to its original position. Positive operation, forced disconnection of contacts. Snap-acting, slow make before break or slow break before make contact blocks. Three actuator heads available: Roller Plunger, Short Lever or Spring Rod. Three contacts configurations
- Linear Actuator Types: Other
- Normal State: Normally Open (NO), Normally Closed (NC)
- Switch Configuration: Single Pole, Single Throw (SPST)
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Supplier: RS Components, Ltd.
Description: return to its original position. Positive operation, forced disconnection of contacts. Snap-acting, slow make before break or slow break before make contact blocks. Three actuator heads available: Roller Plunger, Short Lever or Spring Rod. Three contacts configurations
- Device Type: Linear Limit Switch
- Normal State: Normally Open (NO), Normally Closed (NC)
- Switch Configuration: Other
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Supplier: Valcor Engineering Corporation
Description: the flowing media, and as a result 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
- Actuation: Electric
- Flow (Cv): 3.3 to 4.4
- Media: Air, Water, Gas
- Media Temperature: 180 F
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Supplier: Honeywell International, Inc.
Description: WATER PRESSURE RATING SOLDERED X SOLDERED END CONNECTION SPRING RETURN ACTUATION TYPE NORMALLY CLOSED VALVE POSITION 15 SECOND TO OPEN, 5 SECOND TO CLOSE VALVE TIMING POWERTRACK BRAND FLOW COEFFICIENT 5.8 MAXIMUM DIFFERENTIAL PRESSURE 20 PSI CLOSE OFF MZV MODEL
- Media Temperature: 240 F
- Pressure Rating: 20 to 125 psi
- Primary Material of Construction: Brass / Bronze
- Valve Size: 0.7500 inch
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Supplier: Bray Commercial
Description: smaller SoftTouch Ball Valves incorporate. A 6" STMax can be used with a single commercial grade actuator for spring return applications. The minimum close-off, with the configurations we recommend, is 70 PSI. The lower torque means smaller actuators can be used, lowering
- Actuation: Manual / Hand
- Flow (Cv): 74 to 650
- Media: Water, Hot Water, Cold Water, Other
- Media Temperature: -20 to 250 F
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Featured Products Top
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-Safe Spring Return Electric Actuators Fail-safe spring return electric actuators – more simply known as spring return electric actuators – are used on linear and rotary valves in a range of applications across nearly all industrial process systems. These types of actuators are (read more)
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Spring Return Electric Actuators Fail-Safe Spring Return Electric Actuators Fail-safe spring return electric actuators – more simply known as spring return electric actuators (read more)
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Hansen continues to expand its reach in the HVAC and Solar market by offering three actuator products for damper and position control applications. Spring Return For simple 2 position control Hansen offers our ultra-quiet spring return actuator that incorporates the (read more)
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Isotech’s DL series linear actuators offer the benefits of a space-saving design, fast and simple assembly, long life, and a competitive price. The rigid enclosed aluminum box structure provides a compact envelope that incorporates the linear bearing and drive (read more)
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-protected end retainers, Enidine Air Springs provide superior quality and performance. As actuators, Enidine Air Springs can provide either linear or angular motion. These air springs (air shock absorbers) offer a favorable stroke-to-compressed-height ratio when compared to air cylinders, and they (read more)
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has introduced a new range of heavy-duty explosion proof electric actuators for use in NEMA 4X, 7, 8 and 9 applications. They are CSA certified. Available as quarter-turn or fail-safe spring return, Bonomi EAX Series explosion-proof electric actuators are flame (read more)
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) easyE® (Electric Linear Actuators) Easymotion (Linear Hydraulic Actuation Systems) Dampers (read more)
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has been expanded to include: Gas Springs (Standard, locking, traction, stainless steel, and customized gas springs) easymotion (Linear (read more)
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Conduct Research Top
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Proportional Solenoids: Technical Overview
Proportional Solenoids are linear actuators with a force proportional to the current in a limited range. With the addition of a return spring in your application you can make the proportional solenoid into a positioning device, where the position is depending on the input current to the coil
More Information Top
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Actuators and Drivers Based on CuAlNi Shape Memory Single Crystals
During cooling, the spring returns the linear actuator to the initial position A.
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Fiber fed spectral calibration with the Hobby-Eberly telescope
The petals are independently actuated by Bimba spring return pneumatic linear actuators .
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An innovative technology in concrete construction--semi-automated rebar tying
It consists of the wire receiving holes, a single-acting, spring - returned pneumatic linear actuator , and two rods that are capable of axial motion.
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Quarterly progress report No. 51. For first quarter, CY 1970, covering the period of October, November, and December 1969
All actuators utilize linear springs to return the valve to the closed position.
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Design of an endoscope lens shielding device for use in laparoscopic procedures
Once the finger releases the linear actuator , a spring returns the actuator back to its starting position so it is ready to be pressed again.
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Advanced Variable Geometry Turbocharger for Diesel Engine Applications
Most pneumatic systems utilize a single acting linear diaphragm actuator operating against a return spring controlled by a proportional PWM (pulse width modulation) valve and do not have position control.
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Design and accelerated life test of voice coil type linear actuator for valve operation
The linear actuator can be expressed as return spring – mass system like Fig. 4.
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Frontiers of Manufacturing Science and Measuring Technology III
connected by a rod, each contains same nonlinear spring mechanism and linear damping cylinder, return actuator connecting to rocker of the spring used for the aircraft’s autopilot, and each pedal is .
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Low Cost Electronically Controlled Fuel Metering System for Small Gas Turbine Engines
The metering valve is operated by a linear digital actuator and a spring is used to return the plunger and to maintain a connection between the barrel and the stepper motor shaft during retraction.