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Supplier: Aalborg Instruments
Description: A line of electronic two-way metering needle valves is presented. High precision linear stepping motors drive the valve spindle. The resolution of the stepping motor driven needles is 0.0005"/step. Standard optional 0.000125" /step resolution
- Actuation: Electric
- Connection: Threaded, Compression Fitting
- Features: Severe Service Rated
- Media Description: Water (General)
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Supplier: Johnson Electric North America, Inc.
Description: range of linear stepper motors can be custom engineered to meet the integration requirements of the customer’s application. The platform motors below are typically used in the applications noted. Saia linear stepper motors are an industry standard for integration
- Design Units: Metric
- Linear Motor Type: Linear Stepping Design
- Peak Force: 8.99 lbs
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Supplier: A. u. K. Müller GmbH & Co. KG
Description: CHARACTERISTICS Servo-direct controlled valve stepper motor, medium separated by PTFE bellows Long term performance capability Medium temperature up to 80°C continuous opertion No water hammer High operating safety through the use of high quality materials and 100% final
- Actuation: Electro-pneumatic
- Connection: Threaded
- Media Description: Water (General), Hot Water, Cold Water
- Media Temperature: 176 F
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Supplier: Valcor Engineering Corporation
Description: The SV104 series is an all PTFE wetted parts metering pump designed to handle liquids to 250°F. Variable flow adjustment is accomplished via a solid stat speed controller that provides smooth step-less control. This pump is specifically engineered to handle aggressive fluids and high purity
- Applications: Chemical (Corrosive / Solvent), Water
- Continuous Feed: Yes
- Dispense Rate: 0.1001 to 0.8005 L/min
- Dispensing Application Type: Fill ("Potting")
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Supplier: Thermocold Costruzioni Srl
Description: . MOUNTED ACCESSORIES • EC motor brushless fans. • Ground fault protection. • Compressors step less capacity control. • Soft start. • On/off condensing control. • Condensing control with variable fan speed modulation
- Application / Industry: Industrial, HVAC
- Compressor Motor Horsepower: 179 to 292 HP
- Condenser Cooling System: Air-Cooled, Water-Cooled
- Cooling Capacity: 378 to 1153 kW
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Supplier: Thermocold Costruzioni Srl
Description: ACCESSORIES • EC motor brushless fans. • Ground fault protection. • Compressors step less capacity control. • Soft start. • On/off condensing control. • Condensing control with variable fan speed modulation. • Power factor correction to cos phi
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Supplier: SAE International
Description: ignition engine equipped with a variable valve actuation (VVA) system over the speed range from 2500 to 4500rpm (step of 500 rpm) under a medium-high load condition. The engine was equipped with a prototype low-pressure injection system including two solenoid injectors installed in the
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Supplier: SONCEBOZ Corporation
Description: Linear actuators are based on a reliable and proven permanent magnet stepper motor, allowing them to be used in extreme conditions. Linear actuators consist of a compact stepping motor and a screw-nut system for movement conversion. The choice of basic motor and
- Actuation Type: Electrical
- Device Type: Rod Type
- Drive Specifications: Lead Screw/ACME Screw, Direct Drive
- Features: Protective Boot, Non-rotating, Water Resistant (Sealed)
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Supplier: CECOR
Description: ) Standard Filter: F23 (2.3 cubic feet) Clean Out Door 8" x 10" door with a 1-1/4" drain port Pressure Discharge: 6 PSI with safety backup valve Motor: 3 Hp Electric
- Application / Industry Use: Heat Transfer Fluids, Other
- Clarifiers: Suction Clarifier
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Supplier: Baltimore Aircoil Company
Description: easily accessed for adjusting the float valve, cleaning the strainer or flushing the basin. A large hinged internal partition door and an external door step are standard on all side blow units. BranchLok™ Removal System — Water distribution branch removal system that
- Condenser Application: Building, Refrigeration
- Condenser Type: HVAC Condensing Unit, Other Condenser Type
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Supplier: CECOR
Description: . Safety Features CECOR SE10 electric Series offers a two-step system to prevent tank overpressurization. An operating relief valve and a back up relief that will shut the unit down at 8 psi. The SE10 has mechanical (non-electric) overflow protection that will prevent the tank from
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Supplier: CECOR
Description: . Safety Features CECOR SE10 electric Series offers a two-step system to prevent tank overpressurization. An operating relief valve and a back up relief that will shut the unit down at 8 psi. The SE10 has mechanical (non-electric) overflow protection that will prevent the tank from
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Supplier: CECOR
Description: Prevention: Automatic overfill protection, all discharge ports valved Motor: 1 HP Electric Motor Volts 115 - Amps 13.4 - Hertz 60 - Phase 1 Hoses: 1-1/2" I.D. x 16' oil-resistant PVC suction
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Stepper motors enable ultra-precise motion that translates into accurate, stable flow control in proportional valves like Clippard's SCPV Series. But, how? From fundamental operation to real-world valve integration, here's a closer look at how stepper motors achieve fine resolution, low hysteresis, and repeatable performance for demanding applications. (read more)
Browse Flow Controllers Datasheets for Clippard -
Electronic Expansion Valve Electronic expansion valves (EEVs) are crucial in HVAC systems, precisely regulating the flow of refrigerant into the evaporator. Stepper motors, especially can stack steppers, play a key role in this process by accurately controlling the (read more)
Browse Stepper Motors (rotary) Datasheets for Portescap -
. 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. -
The Parker Sporlan Modulating 3-Way (MTW) valve allows control of refrigerant flow through two outlet ports. Two valve pistons are attached to a connecting rod and also to the stepper motor. As the MTW valve modulates, one port opens and the other port closes. The movement of (read more)
Browse Control Valves Datasheets for Parker Sporlan Division -
Water & Wastewater Valve actuators serve a variety of functions in water and sewage treatment plants. They control the flow of billions of gallons of water/wastewater daily and must withstand high water (read more)
Browse Wastewater Treatment Equipment Datasheets for Indelac Controls, Inc. -
The CDS family represents a line of electronically controlled step motor valves, designed to contribute minimal pressure drop to the system. In addition to their traditional application as Electric Evaporator Pressure Regulators, CDS valves can also be applied as Heat Reclaim, Head Pressure (read more)
Browse Pressure Relief Valves Datasheets for Parker Sporlan Division -
is directly fed by a compressor. The air is then supplied to the patient with the help of bellows, vents, or regulation valves. Another type of compressor- based ventilator uses pistons to compress air that is generally actuated by electric motors. In this case, there is no need for compressed air (read more)
Browse DC Motors Datasheets for Portescap -
Parker Sporlan SER Electric Expansion Valves are electronically controlled, stepper motor driven valves, intended for precise control of liquid refrigerant flow. Featuring high resolution actuator assemblies, these valves provide unmatched control capability across a wide range of (read more)
Browse Control Valves Datasheets for Parker Sporlan Division -
air. Our full-port ball valve ensures clog-free operation without cumbersome Y-strainers and the powerful electric motor outperforms inefficient solenoid-based condensate drain valves. Available in 1/4"- 1 1/4" NPT lead-free brass ball valves, the DRAINMASTER features a digital LED timer with (read more)
Browse Drain Valves Datasheets for DynaQuip Controls -
supplies a variety of motor technologies that are well-suited for ECS valves. Stepper motors are ideal for regulated valves, given their precise positioning capabilities, while brush DC motors are a lightweight and economical solution for on/off valves. Our Ultra EC BLDC motors can be employed by (read more)
Browse Brushless Motors Datasheets for Portescap
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Water temperature control system [for patients with reduced sensory and motor capabilities]
Two stepper motor controlled valves for adjusting water flow, one each on the hot and cold water supply, a Thermocouple Probe for reading the mixed water temperature, a faucet assembly which replaces the current assembly, and a 12-16 VDC (AC power…
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Boiling Heat Transfer Enhancement of R-134a in a Tube Bundle Utilizing The EHD Technique
For the purpose of computerized pressure control, an addi- tional valve witll a. stepper motor was installed in the water loop, With the aid of an A/'D card, based on the diference between the measured pressure and the de- sired pressure, the…
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Brain, Body and Machine
In the field of ice construction, Bryant and Leu have developed a deposition rapid freeze prototyping (RFP) system consisting of a valve /nozzle water delivery system positioned by stepper - motor driven axes [2, 3, 4].
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Robot-assisted Rapid Prototyping for ice structures
Sui and Leu developed a Rapid Freeze Prototyping (RFP) system consisting of a valve /nozzle water delivery system positioned by stepper - motor driven axes [2], [3].
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Digital Manufacturing & Automation III
(b) Controlling the normal-reverse transfer of stepper motor which joins the pressure-regulating valve of oil water separator and change the rotating position of the valve, to change the air pressure and peening force.
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Interpretation of Model Pressuremeter Test Using Automated Clay Calibration Chamber Data
By controlling the rate of movement of the stepper motor with the input valve closed, the volume of water injected to the probe is regulated to obtain constant strain rates for the probe expansion.
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A robotics-based flat-panel ultrasound device for continuous intraoperative transcutaneous imaging
Implementation of the ultrasound manipulator system: 1) Laptop to display the ultrasound images; 2) holding arm for the manipulator; 3) cover for the stepper motors ; 4) valves to insert and release the water inside the manipulator; 5) water inside the manipulator; 6…
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Incipient bubble formation during bulk polymerization of methyl methacrylate under near‐isothermal conditions using a ribbon agitator
The temperature of the reaction mass is controlled using two simultaneous actions, the flow rate of the cooling water at ambient conditions using a stepper motor -cum-needle valve assembly on the input line, and the electrical power input to the heater.
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Method for wavelength locking of tunable diode lasers based on photoacoustic spectroscopy
As it can be seen in Fig. 1, the gas handling unit contains a humidifier for gen- erating variable water vapor concentration in the measured gas, a stepper motor controlled needle valve for setting the gas pressure in the PA cell, a…
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Free radical polymerizations associated with the trommsdorff effect under semibatch reactor conditions. II: Experimental responses to step changes in temperatu...
The heating control was implemented by time proportion- ing through a solid state relay circuit, whereas the cooling water flow rate was regulated with a needle valve actuated by a stepper motor .