This manual provides installation, adjustment, and maintenance information for fisher 9500 butterfly valves. This series of control valves have hardened 174 stainless steel trim and hardware. Keles line of butterfly valves and valve actuators represent all of the major brands in the hvac control valve industry which includes belimo, honeywell, johnson controls, schneider, siemens and valve solutions. Bvc has supplied highperformance valves to a diverse range of industries and applications since 1995. The belimo butterfly valves exhibit a nearly equal percentage characteristic curve in accordance with vdi 2176 for opening angles. Butterfly valves are the most popular control devices in ventilation and air condi tioning systems.
The seat in a resilient seated butterfly valve has molded orings on its flange face. Masoneilan 37002 minitork ii w model 33 actuator manual english manuals english 3. The fisher 8560 butterfly valve is a reliable, high performance control valve suitable for throttling applications requiring extremely low leakage rates. When can butterfly valves be used as control valves. The minitork ii is a heavy duty automatic throttling control butterfly valve that provides superior performance by incorporating the following features. Control valve rangeability comparison by valve type. Our high capacity butterfly control valves offer a lighter alternative to globe valves whilst still protecting against problems such as noise and cavitation when working with high pressure drops. Chapter 5 is a comprehensive guide to selecting the best control valve for. Garlock valves set the standards in taluft compliance. Control valve, 100c, ball valve, dn1550, flange, pdf. Never lift the valve or control valve assembly by the positioner, the limit switch or their piping. Chapter 2 develops the vital topic of control valve performance.
Pdf straight pattern globe valves are widely used in the oil and gas industry to regulate and control the flow of fluids. Sep 21, 2016 ive seen rumblings across a few valve forums about the ability of a butterfly valve to be used as a control valve. This paper proposes a new process to meet desired needs in valve design that is characterized by the. Fisher 8560 highperformance butterfly control valve emerson. Belimo f6, f7 series commercial and industrial butterfly. Attachment of control valve accessories, such as pneumatic or. Butterfly control valves with higher actuation speeds and duty cycles can help you save energy and achieve better control over traditional butterfly control valves.
Provide spartan electric control valve assemblies in either twoway version v2900, or threeway version v3900 two butterfly valves on a tee to suit the application. Butterfly valves introduction quarter turn rotational motion. High pressure resilient seated butterfly valve series 31h. Butterfly valves from belimo are available as classical d6n wafer types and as d6nl lug types. Chapter 4 describes digital valve controllers, analog positioners, boosters, and other control valve accessories. Positioners are required in almost all control valve applications. The closing mechanism is the disc, which sits in the center of the valve body. The belimo butterfly valves exhibit a nearly equalpercentage characteristic curve in accordance with vdi 2176 for opening angles.
The belimo f6, f7 series butterfly valves fulfill the requirements of commercial and industrial hvac applications requiring positive shutoff for water. When handling the valve or the control valve assembly, take its weight into account. The disc is connected to a handle or actuator via the shaft, which passes from the disc through the top of the valve body. Control valve brass body brass body control valve available in sizes from. Chapter 5 is a comprehensive guide to selecting the best control valve for an. Keles line of butterfly valves and valve actuators represent all of the major brands in the hvac control valve industry which includes belimo, honeywell, johnson controls, schneider, siemens and. Access blogs, white papers, case studies and videos on flowserve valves in our new knowledge center. The valve body may be very cold or very hot during use. Series 31h lug high pressure resilient seated butterfly valves are drilled and tapped to meet asme class 125150 and pn16 flanges. To make your selection easier, nibco offers specification and submittal assistance. The results are longer service life, greater reliability, ease of parts replacement and interchangeability of components. Some people say its fine to use, others say its just a way of cheaping out on the process, that theres no way a butterfly valve can deliver the control one would need.
Acvatix valves and actuators hvac products siemens global. Powerful movements the new generation of butterfly valves. Powerful movements the new generation of butterfly valves and. The series 3031 resilient seated butterfly valve features a high strength throughstem design which allows for easy disassembly and superior inline support of the disc. Motorised with modulating actua tors, they offer in economic. Masoneilan conventional butterfly control valves valves. The butterfly valve is designed for easy maintenance. A butterfly valve is a type of flow control device, typically used to regulate fluid flow. The type 3331 can be assembled with a pneumatic, electric, hydraulic, or electrohydraulic actuator also offered by the samson group to complete the control valve construction. Functional description for butterfly valves manual operation. With an isolating valve part of a piping system can be isolated, thus preventing. The type 3331 control butterfly valve has several standard options such as swing through, step seated, angle seated, or low noise disc design, and temperature extensions. The stem is retained in the body by means of a unique stainless steel spirolox retaining ring, a thrust washer and two crings, manufactured.
Oct 17, 2000 to close the butterfly valve, the above procedure is reversed. Offering a diverse portfolio with an emphasis on providing a lower true cost of ownership that extends well beyond the initial purchase price. A butterfly valve is a quarterturn rotational motion valve, that is used to stop, regulate, and start flow. Butterfly valves provide bidirectional deadend service in commercial and industrial service. The actuator or the valve spindle can also be attached to a lever for manual control of the valve. The acvatix product range can help you to fulfill nearly any control and hydronic requirements associated with the generation, distribution and use of heating. However, the new generation of belimo butterfly valves is an exception.
Control valve rangeability comparison 350 300 250 200 150 100 50 0 3 globe valve 3 butterfly valve 3 vnotch ball valve valve type turn down 300300. Many positioner types and communication protocols are available, but a positioners primary function is always the same. Butterfly valves, ball valves, control valves, sanitary valves, plastic valves, pneumatic actuators, electric actuators, solenoid valves, angel seat valves, knife. Butterfly control valves conservation solutions corporation. Butterfly valves for openclose applications and control mode belimo. The valve is normally supplied with 1x271 series parcol pneumatic actuator.
Fisher 8560 highperformance butterfly valves feature a stainless steel disk with a stainless steel seal ring. The new generation belimo butterfly valve actuator is the solution for heating isolation, chiller isolation and cooling tower isolation, changeover systems, large air handler coil control and bypass applications. In the process of opening or closing the butterfly valve, the speed of the fluid flowing through the channel 4 gets lowest when the valve disk 3 is fully opened approx. Valve geometry inherent rangeability due to the design of the body and the regulating element 2. Built for high demand applications in the food and beverage, chemicalpetro chemical, processing, power and utilities, pulp paper markets, etc.
Valve bearings valve bearings shall be of a selflubricating, nonmetallic. Fisher 8560 high performance butterfly valve emerson us. Modulating butterfly valves are a type of valve which can be used for isolating or regulating flow. The belimo butterfly valves exhibit a nearly equalpercentage characteristic curve in accordance with vdi 2176 for opening angles between 0. Valve type diaphragm operated 3way control valve valve model series 31, 32 valve size in 12 34 1 1. Pdf selecting a butterfly valve instead of a globe valve for fluid. The actuator outside the valve can be fixed to an automatic mechanism or a remote control mechanism which can control the desired flow of the liquid. Basics of control valves valves are used for thousands of purposes, from simple and mundane tasks, such as turning on the water in a kitchen sink, to tasks as important and difficult as controlling water flow through a nuclear reactor. Each valve assembly shall be equipped with a proven. V221 j series electric zone valves for assembly in the. Threeway versions shall be built with orientations to suit site conditions.
You also get the assurance of the nibco warranty, along with superior customer service expertise. Most of the available butterfly valves are less than ideal for this field of application. Powerful movements the butterfly valves and actuators from belimo. Dec 16, 2014 oversizing of control valves has a domino effect. Our butterfly control valves are designed for a diverse range of industries and applications. A 90 rotation of the handle provides a complete closure or opening of the valve. Attachment of control valve accessories such as pneumatic or electropneumatic positioners, electric or pneumatic limit switches or solenoid. Optimux control valve basic training elements for defining. Split wafer design valve 899892 series dynaquip 890892 series butterfly valves are designed for specialized or severe service. Applications include chiller isolation, cooling tower isolation, changeover systems, large air handler coil control and bypass, and various water distribution and storage systems. Fisherr 9500 butterfly control valve spartan controls. The reliability of garlock butterfly valves is not only appreciated and well. Within a bypass configuration, isolation valves, bypass valves and drain valves all must be larger, which can impact the size of piping and structural pipeline supports. Acvatix is a versatile range of valves and actuators designed for ease of use, superior control accuracy, and energy efficiency.
Butterfly valves control flow through a circular disc or vane by turning the valve s pivot axis at right angles to the direction of flow in the pipe. Butterfly valves for openclose, changeover and control applications. Butterfly control valves are best suited for regulating the fluid flow. Valve torque rating bray has classified valve torque ratings according to 3 types. V5 table of contents j series electric zone valves threeway spring return, onoff control. Seats may not be located on the disc or be retained by segments andor screws. Industrial controls hvac, valves and industrial controls.
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