We support you in planning new installations or overhauling and expanding existing plants. A style of valve trim where the flow passes through a multiple of orifices in parallel or in series. Cavitation can occur when the pressure of the process media changes as it passes through a control valve, resulting in increased noise and. This can apply to the control valve itself relative to the piping. Type 3331br 31a pneumatic butterfly valve data sheet t 8227 en 200402 9. Chapter 8 details typical control valve installation and maintenance procedures. Control valve books control valve application tools. It compares the control signal received from a controller to the travel or opening angle of the control valve and issues a corresponding output signal pressure output variable y. Samson positioner ensures a predetermined assignment of the valve stem position controlled variable x to the electric input signal reference variable w. The series v2001 valves are available as globe valves or as threeway valves for mixing or diverting service. The type 3730 electropneumatic positioner series is designed to work with general industrial applications. These general service applications include process events such as erosion, abrasion, corrosion, cavitation, and flashing found in most process control industries. This program calculates the valve specific data kvs value, required nominal valve size, etc. Samson integrated control valves automation systems.
Port a and port b have the same overall fluid transit area and, at any time, the cumulative crosssectional area of both is always equal. Ringo valvulas has designed and manufactured its own cast and forged valves. Electropneumatic positioner expert with partial stroke. While the skilled crafting traditions of the past determine their quality, samson. Mounting and operating instructions eb 8012 en samson. Expertise in control valve engineering samson pdf catalogs. Body connections with threaded flanges and lens ring gaskets in nominal type. Samson canada partners with electrozad to provide single source process control solutions. Accessories for samson control valves are compatible with the modular design of samson valves to give you the right valve for your needs. For manual control of the process during maintenance. Type 35101 and type 35107 pneumatic control valves. Mounting and operating instructions eb 8012 en edition marc 201 translation o original instructions type 3241 valve with type 3271 actuator left and type 3277 actuator right type 3241 valve in combination with an actuator, e.
Samson control valves series 280 steamconverting valves. The control valve handbook has been a primary reference since its first printing in 1965. Computer based simulation, design and sizing programs have been developing fast during past years and these are well in used by advanced control valve manufacturers to provide and maximize the bene. The modular design allows the actuators to be exchanged and an insulating section or metal bellows to be fitted to the standard valve version.
Manuals and user guides for samson we have 1 samson manual available for free pdf download. Eb 83106 en types 3271 and 3277 pneumatic actuators actuator. The samson valve sizing program is a software for calculating and sizing control valves. Chapter 9 contains information on control valve standards and approval. They are manufactured in valve sizes dn 15 to 100 nps.
Type 3766 pneumatic positioner type 3767 electropneumatic. If you have any questions about these instructions, contact samsons after sales service. This video will provide extra clarity on the steps required to. The booster changes the supply pressure in the actuator by.
Type 3510 microflow valve with globe or anglestyle body and a type 32715 pneumatic actuator type 35101 control valve or a type 32775 pneumatic actuator type 35107 control valve. Control valve is a critical element in achieving the desired accuracy in process control. Use its insert points along with a c class compressor for a direct path to a gorgeous front end sound. Our extensive experience gained over the years from the design, development and manufacture of optimally engineered solutions serves as the basis for mastering new challenges.
Set control valve in the horizontal line of piping in an accessible location with the arrow on the. The type 3241 threaded seat globe valve is designed for general service applications up to the limits of the ansi 300 pressure class rating. However, when placed in the return pipework from the load, it actually performs a diverting function, as it diverts hot water away from the heat exchanger. Samson 3241 globe control valve control specialites. Provides easy, heretofore impossible to achieve, instant monitor mixes or dubs.
Combined with valve accessories, control valves serve as engineered solutions for many process control applications. Samson group offers a wide array of accessories for control valves such as pneumatic and electric positioners, limit switches, solenoid valves, boosters, air sets, lockup valves, quick exhaust valves etc. Our experience and expertise allows us to continuously develop our. Control valves can be insulated to reduce heat energy transfer. When the positioner is equipped with this solenoid valve, the control valve can be moved to the failsafe position regardless of the positioners output signal. For connection to the equipotential bonding system, observe the requirements specified in section 6. Type 32411 and type 32417 typetested application control valves for water and steam. Samson has been developing and manufacturing highquality valves, actuators and valve accessories for over 100 years.
Samson products have found a multitude of niches to fill in the world of industrial control. Refer to the instructions in the installation section. Samson positioner samson control valves techflowinc. For instance, if port a is 30% open, port b is 70% open, and vice versa. The connector mechanism that fastens the actuator to the valve stem allows the travel and thrusts to be varied. These instructions apply only to the control valve itself. Download the ccontrol 4 language user manual in pdf format 20. Eb 83552 en 5 general safety instructions 1 general safety instructions for your own safety, follow these instructions concerning the mounting, start up and operation of the device. These control valves are designed according to the modular assembly principle, can be equipped with samson group actuators and valve accessories such as. Globe control valve type 3241 241 pneumatic control valves type 324271 2411 and type 324277 2417 fig. We have control valves for steam, gasses, and fluids of all sorts in stock and can ship them in 1. Type 333278 pneumatic butterfly valve series 3331 pneumatic control butterfly valve type 3331br 31a fig.
For more information on samson valves and valve accessories, contact ac controls. Samson integrated control valves automation systems ac. Chapter 1 offers an introduction to control valves including definitions for common control valve and instrumentation terminology. Control valve for process engineering and plants with industrial requirements. Chapter 5 is a comprehensive guide to selecting the best control valve for an. A numerical designation of size which is common to all components in a piping system other. Seat, plug, stem materiala182 packing special packing for molten salts coating with inconel bellows yes characteristic lineal, on. A large analog vu output meter and a 6segment led input meter make it easy to adjust the gain. Nominal sizes dn 15 to dn 150 nominal pressure pn 16 to pn 40 temperatures water and steam up to 350 c the typetested control valve consists of a type 3241 globe valve with. The device is to be mounted, started up or operated only by trained and experienced personnel familiar with the product.
In order to better support our customers control valve requirements, ac controls has put a quick ship program in place for samson control valves. Actuator air filter regulator valve positioner volume booster air lock relay solenoid valve limit switches position transmitter interlock detail actuators. Samson group bbgbg series cryogenic ball valve extension bonnet raises position of stuffing box away from cryogenic zone avoiding failure of packing due to low temperature. Installing a samson 3277 actuator on a samson 3241 globe control valve duration. Ringo valvulas is specialist in designing valves for critical applications and providing engineered solutions to customer specific problems. I have found the metso flow control manual to be an invaluable source of information on the application of control valves and recommend it as reading and reference material to anyone who is seriously involved in the use or application of control valves the chapters in the book are.
Its the right tool for finding the right product, every time. Other positions may result in uneven valve plug and cage wear, and improper operation. Nxt puts the power of ondemand control valve selection and sizing at your fingertips. Control valves in modular design in any case efficient solutions samsons expertise in control valve engineering covers all processes in industrial plants. Mounting and operating instructions eb 8097 en samson controls. Series 280 steamconverting valves are used to reduce both the steam pressure and steam temperature to optimize plant operation and heat efficiency in process plants, for example, in refineries, food and. However, the normal method is with the actuator vertical above the valve. Cavitation can occur when the pressure of the process media changes as it passes through a control valve, resulting in increased noise and possible damage of.
Chapter 4 describes digital valve controllers, analog positioners, boosters, and other control valve accessories. Samson 37303 operating instructions manual pdf download. This fourth edition presents vital information on control valve performance and the latest technologies. Samson corporation one samson way swannanoa, nc 28778 phone. Chapter 2 develops the vital topic of control valve performance.
Samson type 3241 threaded seat globe valve is designed for general service applications up to the limits of the ansi 300 pressure class rating. David dixon from ac controls uses a quick setup guide to easily configure and test a samson 3730 positioner before field deployment. Provides a control room matrix previously available only on consoles costing thousands. Instruction manual d100398x012 et valve february 2020 4 3. As a result, they do not fall within the scope of directive 201434eu.
Samson controls manufactures highquality control valves, with a focus on globe valves, eccentric plug valves, and highperformance butterfly valves. Series 280 steamconverting valves are used to reduce both the steam pressure and steam temperature to optimize plant operation and heat efficiency in process plants, for example, in refineries, food and beverage, tobacco or pulp and paper industries. A unique solution for studios with multiple monitors, headphone mixes and tape or digital sources. Founded in 1907, samson has since become a worldwide leader in the manufacture of expertly engineered control valves, positioners and other valve accessories for all industrial processes samson provides you with valve engineering and customer service from a single source. Eb 83843 en 9 design and principle of operation fig. C class signal processors tube microphoneinstrument preamplifier with digital output. Mounting and operating instructions for mounted valve accessories positioner, solenoid valve etc. Mounting and operating instructions samson ag samson. Control valve positioners s bharadwaj reddy march 1, 2018 june 29, 2019 the reason why a pneumatic control valves stem position corresponds linearly to the amount of air pressure applied to the actuator is because mechanical springs tend to follow hookes law. View and download samson 37303 operating instructions manual online.
Oct 22, 2012 david dixon from ac controls uses a quick setup guide to easily configure and test a samson 3730 positioner before field deployment. Samson our expertise engineered solutions from a single source economical total cost of ownership combined with valve accessories, control valves serve as engineered solutions for many process control applications. Highprecision guide bear installed to obtain exact stem alignment minimizing operating torque for operation ease standard firesafe design bbgbg series cryogenic ball valve. Type 35101 and type 35107 pneumatic control valves samson.
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