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Supplier: Radwell International
Description: DISCONTINUED BY MANUFACTURER, PNEUMATIC PULSE VALVE, 0.30 PSI, IMPULSE RELAY. FREE 2 YEAR RADWELL WARRANTY
- Actuation: Pneumatic
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Supplier: Williams
Description: The Pneumatic Relay is a pilot operated valve designed to provide the higher air or gas flow rates necessary for pneumatic drive cylinders greater than 3 inches. The pneumatic relay is actuated by the pulses produced by the Oscillamatic Controller. A single
- Type: Electric / Pneumatic Relay
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Supplier: Williams
Description: The PNEUMATIC RELAY is a pilot operated valve designed to provide the higher air or gas flow rates necessary for PNEUMATIC DRIVE CYLINDER diameters greater than 3 inches. The PNEUMATIC RELAY is actuated by the pulses produced by the CONTROLLER. A single
- Type: Electric / Pneumatic Relay
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Supplier: Williams
Description: The Pneumatic Relay is a pilot operated valve designed to provide the higher air or gas flow rates necessary for pneumatic drive cylinders greater than 3 inches. The pneumatic relay is actuated by the pulses produced by the Oscillamatic Controller. A dual
- Type: Electric / Pneumatic Relay
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Supplier: Radwell International
Description: DISCONTINUED BY MANUFACTURER, M/F COMPUTING RELAY, PNEUMATIC. FREE 2 YEAR RADWELL WARRANTY
- Actuation: Pneumatic
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Supplier: Siemens Process Instrumentation
Description: Series 63 Constant-Differentia l Relays are used in conjunction with an external needle valve to provide constant volume flow rates of liquids or gases over a continuously adjustable range.
- Body Material: Stainless Steel
- Maximum Pressure: 500 psi
- Type: Electric / Pneumatic Relay
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Supplier: Siemens Process Instrumentation
Description: Series 62 Constant-Differentia l Relays serve as air-flow controllers maintaining a constant air purge for each setting of an integral needle valve.
- Body Material: Aluminum, Stainless Steel
- Maximum Pressure: 200 psi
- Output Pressure: 150 psi
- Type: Electric / Pneumatic Relay
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Supplier: Radwell International
Description: AIR PILOT RELAY VALVE, 5/2, SPRING OFF, 1/8IN NPT. FREE 2 YEAR RADWELL WARRANTY
- Valve Type: Pilot Valves
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Supplier: Radwell International
Description: POWERS CONTROLS™, VALVE,RL243 SGNL SLCTR RELAY 6-INPUT. FREE 2 YEAR RADWELL WARRANTY
- Media: Air
- Valve Type: Control Valves
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Supplier: ControlAir LLC
Description: is adjustable from 1 to 100 psi with a simple screw stem. The Mite 70 can also be tripped on demand from a separate remote signal. Use the Mite 70 to open safety valves in emergency situations, trigger an alarm while locking up a valve or actuate diaphragm motor valves, air
- Body Material: Aluminum, Stainless Steel
- Maximum Pressure: 100 psi
- Port Size: 0.1250 to 0.2500 inch
- Set Point Pressure: 1 to 100 psi
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Supplier: ControlAir LLC
Description: The Super Mite 71 will automatically select the higher or lower of two pneumatic inputs and pass it downstream while blocking the other. Capable of almost instantaneous selection, the Super Mite 71 can separate pressure differentials as low as a tenth of a psi. Although ordered as either high
- Body Material: Aluminum, Stainless Steel
- Maximum Pressure: 100 psi
- Port Size: 0.1250 to 0.2500 inch
- Type: Snap Acting Relay
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Supplier: ControlAir LLC
Description: The Mite 74 combines the Mite 70 control relay with a precision 2-way or 3-way valve in a single compact package. Either an increasing, decreasing or remote signal can be used to channel air as needed. The Mite 74 can also be used in combination with either of the Super Mite 71's so
- Body Material: Aluminum, Stainless Steel
- Maximum Pressure: 100 psi
- Port Size: 0.1250 to 0.2500 inch
- Type: Snap Acting Relay
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Supplier: ControlAir LLC
Description: The Mite 85 allows you to establish two adjustable trip points that control flow through a 3-way valve. An increasing signal that exceeds the high trip point will open "I" port to "H". A decreasing signal pressure that drops below the low trip point will vent port "H". This switching action
- Body Material: Aluminum, Stainless Steel
- Maximum Pressure: 120 psi
- Port Size: 0.1250 to 0.2500 inch
- Type: Snap Acting Relay
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Supplier: Quarktwin Technology Ltd.
Description: One-Way Control Relay Sub-Base Mount
- Media: Air, Other
- Media Temperature: 23 to 122 F
- Pressure Rating: 30 to 116 psi
- Valve Size: 0.0980 inch
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Supplier: Quarktwin Technology Ltd.
Description: One-Way Control Relay Chassis Mount
- Media: Air, Other
- Media Temperature: 23 to 122 F
- Pressure Rating: 30 to 116 psi
- Valve Size: 0.0980 inch
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Supplier: Quarktwin Technology Ltd.
Description: 2-Hand Start Control Relay Pushbutton, Dual Chassis Mount
- Media: Air, Other
- Media Temperature: 23 to 122 F
- Pressure Rating: 30 to 116 psi
- Valve Size: 0.0980 inch
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Supplier: Quarktwin Technology Ltd.
Description: 2-Hand Start Control Relay Pushbutton, Dual Chassis Mount
- Media: Air, Other
- Media Temperature: 23 to 122 F
- Pressure Rating: 30 to 116 psi
- Valve Size: 0.0980 inch
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Description: • Motion transmitter • Booster relay • Lock-up valve • Airlock relay • Others Performance Rated Kv value Refer to table 1. Flow characteristics (Refer to table 2) • Linear Leakage • Metal Seat According to IEC 60534
- Valve Type: Diverter Valves, Globe Valves, Control Valves
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Description: • Motion transmitter • Booster relay • Lock-up valve • Airlock relay • Others Performance Rated Kv value Refer to table 1. Flow characteristics (Refer to table 2) • Linear Leakage • Metal Seat According to IEC 60534
- Media Description: Steam
- Valve Type: Directional Valves, Globe Valves, Mixing Valves
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Supplier: Siemens Process Instrumentation
Description: Pneumatic regulators, relays, and transducers fulfill a number of applications in process control and manufacturing, including valve control, calibration stands, pneumatic control circuits, valve split ranging, bubbler level and impulse line purging. Backed by
- Valve Type: Regulators
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Supplier: Proportion-Air, Inc.
Description: The QB3 is a complete electronic pressure regulator package consisting of two feed and bleed solenoid valves, a control circuit, a pressure transducer, an integral air pilot operated volume booster, and a rugged IP65 housing. The pressure transducer is connected directly to the control
- Body Material: Aluminum
- Flow Capacity: 40 SCFM
- Maximum Pressure: 150 psi
- Port Size: 0.2500 inch
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Supplier: Siemens Process Instrumentation
Description: Series 61 Booster relays reproduce pneumatic signals in a 1:1 ratio for applications where input isolation or increased flow capacity are required. Various models are available to meet a wide range of requirements. Model 61H High-Capacity Booster Relay is designed to improve the
- Flow Capacity: 10.5 SCFM
- Maximum Pressure: 100 psi
- Type: Volume Booster
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Supplier: Air Logic
Description: The Valve is designed for precise control in pneumatic control circuits. It can be used as a relay valve to sequence specific signal operations or as a relief valve to limit pressure in a pneumatic system. Fixed or adjustable pressure settings are available;
- Actuation: Pneumatic
- Connection: Metal Face Seal
- Media Temperature: 40 to 120 F
- Pressure Rating: 30 psi
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Supplier: MAXPRO Technologies, Inc.
Description: MAXPRO Air Amplifier Systems are ideal for turn-key installation at work stations or machine centers to boost plant air pressure for tools or operation of pneumatic clamps, cylinders and other equipment. These systems provide short-term highflow air or constant flow with reserve, at a
- Output Pressure: 500 psi
- Port Size: 0.5000 inch
- Type: Electric / Pneumatic Relay
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Supplier: MAXPRO Technologies, Inc.
Description: MAXPRO Air Amplifier Systems are ideal for turn-key installation at work stations or machine centers to boost plant air pressure for tools or operation of pneumatic clamps, cylinders and other equipment. These systems provide short-term highflow air or constant flow with reserve, at a
- Output Pressure: 200 to 250 psi
- Port Size: 0.5000 inch
- Type: Electric / Pneumatic Relay
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Supplier: MAXPRO Technologies, Inc.
Description: MAXPRO Air Amplifier Systems are ideal for turn-key installation at work stations or machine centers to boost plant air pressure for tools or operation of pneumatic clamps, cylinders and other equipment. These systems provide short-term highflow air or constant flow with reserve, at a
- Output Pressure: 200 to 250 psi
- Port Size: 0.5000 inch
- Type: Electric / Pneumatic Relay
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Supplier: MAXPRO Technologies, Inc.
Description: MAXPRO Air Amplifier Systems are ideal for turn-key installation at work stations or machine centers to boost plant air pressure for tools or operation of pneumatic clamps, cylinders and other equipment. These systems provide short-term highflow air or constant flow with reserve, at a
- Output Pressure: 500 psi
- Port Size: 0.5000 inch
- Type: Electric / Pneumatic Relay
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Supplier: Rotork plc
Description: Model 22 Pneumatic Computing Relay is a highly versatile control valve designed to perform a number of specialized functions, including averaging, differential, inverting, and totalizing. This high quality unit, which offers up to four inputs as well as positive and negative
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Supplier: RS Components, Ltd.
Description: sensitivity rating, the output relay energises and the LED illuminates. When the fault condition clears, the output relay resets automatically. Manufacturer Series = SPM For Use With = Submersible Pump Motor Product Type = Single Channel Seal Failure Alarm
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Supplier: DeZURIK, Inc.
Description: wetted part. Actuation of the valve is accomplished by air or hydraulic pressure placed on the sleeve. The valve body acts as a built-in actuator, eliminating costly pneumatic, hydraulic or electric actuators. Adding air pressure within the annular space between the body and the
- Valve Type: Pinch Valves
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Supplier: Kelly Pneumatics, Inc.
Description: Kelly Pneumatics, Inc. offers a Driver Board for its Proportional Valve product line. This driver board converts an input signal proportionally to an output current, driving the attached valve appropriately with excellent resolution. Can also be applied to other electronic
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Supplier: Williams
Description: Rates From 9 to 90 gph (34 to 336 lph) •Discharge Pressures to 3450 psi (238 bar) •100:1 Turndown Ratio •Variety of Seal and Plunger Materials available. •Manual or automatic with solenoid valve. •Dual acting pneumatic relay used to cycle pump. •Pneumatic Pumps are
- Housing Material: Stainless Steel
- Maximum Discharge Pressure: 3450 psi
- Maximum Discharge Flow: 0.1500 to 1.5 GPM
- Media Temperature: -40 to 200 F
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Supplier: Finder S.p.A. con unico socio
Description: Energy,Automation and Machines: Control of electric, pneumatic and hydraulic electromagnetic valves Direct control of loads such as motors and electromagnets -110…125 V DC output switching (77.01.9.024.9125) – 7A rated – version Applications
- Maximum AC Switching Power: 3.6 VA
- Maximum AC Switching Voltage: 265 volts
- Normally Open (NO): 1
- Operating Temperature: -4 to 158 F
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Supplier: Dover Flexo Electronics, Inc.
Description: make it more compatible with all drives. Pneumatic output (P) Used to actuate any air-operated brake or clutch. The standard version includes a servo valve and pressure regulator installed in a separate open-back enclosure. High-voltage output (V) Uses Silicon Controlled
- Control Signal Output: Current Loop, Other
- Controller Inputs: Serial / Digital Input
- Form Factor: Panel / Chassis Mount, Other
- General: Rate Indication / Control
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Supplier: Rotork plc
Description: Model M4800A is a High Flow Pneumatic Volume Booster specifically designed for Valve and valve actuation systems. With its Cv of 9 in both forward and exhaust modes, this pilot operated booster provides fast response and accurate control for valve actuation.
- Flow Capacity: 500 SCFM
- Maximum Pressure: 250 psi
- Type: Volume Booster
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to several reasons: Precise control – Due to its electronic design, the customer was able to easily program the setpoint for the relay in the device down to the second decimal point. As a result, the customer was able to control the blocking of pilot pneumatic pressure to the (read more)
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interference. The line includes male or female, straight connectors, standard and custom lengths, and pigtails or extensions. Fully encapsulated mating receptacles complete the system. All connectors provide IEC IP 67 protection. The Model SCV-30 pneumatically actuated control valve provides
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Perry's Chemical Engineers' Handbook, Eighth Edition > CONTROLLERS, FINAL CONTROL ELEMENTS, AND REGULATORS
Also, the position of the pneumatic relay valve is available in some designs to provide quiescent flow data used for leak detection in the actuator.
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Brake Design and Safety, Third Edition
6.8 Natarajan, Shankar V., “Modeling The Pneumatic Relay Valve of an S-cam Air Brake System,” Master of Science Thesis, Texas A&M University, May 2005.
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The Penlon Oxford ventilator A new ventilator for adult or paediatric use
Reciprocating motion of the drive piston is produced by a well tried system of pneumatic relay valves (Kay Pneumatics Ltd., Dunstable), which also time the .
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http://www.frontiersin.org/Journal/DownloadFile/1/1096/122/1/15/005_2007_pdf
MEART’s organic movement and the “breathing” sound of the pneumatic relay valves intermittently popping and hissing, not quite structured and not quite random, gave an intriguing sense of calm, maybe similar to watching trees sway in a gentle breeze.
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Frontiers | MEART: the semi-living artist | Frontiers in Neurorobotics
MEART's organic movement and the “breathing” sound of the pneumatic relay valves intermittently popping and hissing, not quite structured and not quite random, gave an intriguing sense of calm, maybe similar to watching trees sway in a gentle breeze.
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机械工程学报
Modeling and simulation of pneumatic relay valves [C]//The first Sino-Japanese Workshop on Train Braking Press, Tongji University, Shanghai, China, 2008: 75–88.
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Railway braking and related control systems
These valves feed or vent a small control reservoir, the pressure in which controls the output of a pneumatic relay valve .
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Study on trains' anti-slide simulated system based on ARM
Modeling and simulation of pneumatic relay valves [C].
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