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Description: sensor and optional stainless steel piping to enable implementation in the most corrosive environments. The heart of the unit is a proportional valve that allows the controller to make precise changes in vacuum flow to achieve a very stable vacuum level. The unit also adds a bleed valve so level
- Vacuum Range: 0.0 to 29.88 in Hg vac
- Additional Pressure Reading: Absolute, Sealed
- Device Category: Sensor, Transducer
- Signal Output: RS232 / RS485
Supplier: Proportion-Air, Inc.
Description: The QB4 closed loop electronic pressure regulator can handle flow rates as high as 200 scfm forward flow and 300 scfm exhaust flow. It works with pressures from vacuum to 150 psig. The unit is made up of two solenoid valves, an internal pressure transducer and an electronic control circuit mounted
- Type: Volume Booster
- Maximum Pressure: 150 psi
- Flow Capacity: 200 to 300 SCFM
- Port Size: 0.5000 inch
Description: Kelly Pneumatics, Inc. offers a dual proportional valve design, Electronic Precision Pressure Regulator with I/P transducer control circuitry. Designed specifically for low volume flow rates, this regulator precisely sustains both positive and negative outlet pressures, even during dynamic changes
- Valve Type: Servo Valves
- Actuation: Electric
- Pressure Rating: -14.7 to 98 psi
- Number of Ports/Ways: 2
Description: Kelly Pneumatics, Inc. introduces the Mass Flow Controller. This product offers precise volumetric flow control for a variety of mediums and critical gases. These units are proportional valve driven; using patented proportional valve technology that ensures virtually frictionless performance offers
- Process Media Type: Gas, Liquid
- Pipe Diameter: 0.1250 to 0.2500 inch
- Media Temperature Range: 0.0 to 150 F
- Operating Temperature: 0.0 to 150 F
Description: precise volumetric flow control for a variety of mediums and critical gases. These units are proportional valve driven; using patented proportional valve technology that ensures virtually frictionless performance offers excellent resolution, repeatability, and extensive product life. The Kelly
- Number of Control Outputs: 1 outputs
- Controller Inputs: DC Voltage Input, Current Loop (Transmitter) Input
- Control Signal Output: Analog Voltage
- Form Factor: Stand-Alone
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Tescom-Emerson Process Management
Efficient automation of pressure control
the pressure of clean, dry inert gases from 0-100 psig / 0-6.9 bar, or connect the ER5000 to any pneumatically actuated regulator or valve. Used with TESCOM regulators, the ER5000 provides pressure control of gases and liquids from vacuum to 30,000 psig /2068 bar, with a Cv of up to 12+. Applications: Test equipment. Calibration stands. Proof & burst testing. Production equipment. Metal or plastic forming/molding. Click the links below for additional information: ER5000 FAQs. ER5000 Application... (read more)
Browse Pressure Controllers Datasheets for Tescom-Emerson Process Management
Honeywell Sensing and Control
PX2 Series Heavy Duty Pressure Transducers
Circuit) signal conditioning in a stainless steel housing that is compatible with a variety of moderately harsh media. These transducers measure absolute or sealed gage pressure. The absolute versions have an internal vacuum reference and an output value proportional to absolute pressure. The sealed gage versions have an internal pressure reference of one atmosphere at sea level. Compatible with a variety of harsh media including brake fluid, refrigerants, engine oil, tap water, hydraulic... (read more)
Browse Pressure Sensors Datasheets for Honeywell Sensing and Control
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Negative‐pressure wound therapy using gauze or open‐cell polyurethane foam: Similar early effects on pressure transduction and tissue contraction in an experim...
Each rig comprised linear drive vacuum pumps and associated flow meters, vacuum sensors, solenoid and proportional control valves , and a general-purpose micro- processor board connected to the sensors, valves, and pumps through a bespoke input/output board.
Green Communications and Networks
… C-regulator; D-cut-off valve; E-solenoid valve; F-electrical-pressure valve; G- high-response flow transducer; H-pressure mea- suring tube; I-pressure gauge; J-pressure sensor; K- vacuum ejector; L-silencer; M-electrical- flow proportional valve ; N- control center .
Annual Technical Progress Report of Radioisotope Power Systems Materials Production and Technology Program Tasks for October 1, 2009 through September 30, 2010
A new proportional -integral-derivative controller, flow meter, flow control valve and valve controller were installed on the vacuum molding system.
A Multi-Reactor Assembly for Screening of Diesel Particulate Filters
The sampling flow , and thus the filtration velocity, through the reactors during soot loading experiments is maintained constant using four diaphragm type vacuum pumps, controlled using proportional solenoid valves .
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MKS has a product line of vacuum trans- ducers and instrumentation including capacitively based nanometers, explosion … … transmitters and switches, thermal-based gas mass flowmeters, upstream pro- portional control valves and downstream throttle valves … … independent control of gas flow and pressure, and associated …
Continuous and unattended measurements of the site preference of nitrous oxide emitted from an agricultural soil using quantum cascade laser spectrometry with ...
The laser spectrometer was operated in a continuous flow -through mode, with a proportional control valve (0248A-10000SV; MKS Instruments Inc., Andover, MA, USA) mounted upstream … … to maintain a constant cell pressure and a dry scroll vacuum pump (IDP-2; Agilent …
Several key technologies of hydraulic system with high flow and high performance--《Journal of Zhejiang University(Engineering Science)》2009年07期
The experimental results showed that the method used for oil temperature control through proportional water valve could achieve precise control of oil temperature,the method used for online vacuum degassing in closed hydraulic … … pressure control in big flow changes was good.
Emulation of ventricular suction in a hybrid mock circulation
… of the hybrid mock circulation consisting of two pressure- controlled reservoirs (a), (b), a … … level sensors (e), one proportional solenoid inlet valve and two proportional solenoid … … f) per reservoir, a vacuum pump (g), a vacuum … … and and two ultrasonic flow probes (k).
Sell Automatic EPS Machinery
- Proportional regulating valve of pressurized filling system assures even density distribution of the finished products; -PLC remote control system; -Data memory card is … … pressure moulding technology; -High efficient vacuum condensating system ensures low … … Hydraulic fast react return flow design avoids vibration when …
… Oxygen Sensors; Potentiometers; Power Controllers; Pressure Controls; Pressure Transducers; Probes; Process Monitors; Programmable Controls; Programmers; Proportional Controls ; Pyrometers; Recorder Supplies; Recorders … … Infrared; Thermostats; Tubes, Protection; Valves , Butterfly; Valves, Flow Control; Valves, HighTemperature; Valves … … Valves, Solenoid Control; Valves, Vacuum Quenchants/Compounds/Solutions Caustic Compounds/Solutions; Corrosion …
Guidelines for Engineering Design for Process Safety
Motor control center Minimum ignition energy Millijoule Material safety … … Permissible exposure limit Programmable Electronic System Process Flow Diagram Programmable logic controller … … diagram Process Hazad Analysis Proportional Integral derivative Pass outlet … … Liquid penetrant testing Pmsure- vacuum relief valve Resoutre Conservation and Recovery …