Safety Relief Valves
19000 SERIES
Multi-purpose Safety Relief Valve

8000 psig
Max Set Pressure
1100°F
Max Operating Temperature
ASME Section III and VIII
Code Certification
TYPE 1900
Conventional Safety Relief Valve

6250 psig
Max Set Pressure
1500°F
Max Operating Temperature
ASME Section III and VIII
Code Certification
TYPE 1900/P
Safety Relief Valve

5000 psig
Max Set Pressure
850°F
Max Operating Temperature
ASME Section I
Code Certification
TYPE 1982
High Capacity, Low Pressure Applications

500 psig
Max Set Pressure
800°F
Max Operating Temperature
ASME Section VIII
Code Certification
Safety Valves
TYPE 1700
Maxiflow® High Performance

5360 psig
Max Set Pressure
1120°F
Max Operating Temperature
ASME Section I and VIII
Code Certification
TYPE 2700
CoGeneration Applications

1600 psig
Max Set Pressure
1050°F
Max Operating Temperature
ASME Section I and VIII
Code Certification
TYPE 1811
High Capacity, Steam Service

725 psig
Max Set Pressure
1000°F
Max Operating Temperature
ASME Section I and VIII
Code Certification
TYPE 1511
Low Pressure Steam & Air Service/Cast Iron

250 psig
Max Set Pressure
406°F
Max Operating Temperature
ASME Section I and VIII
Code Certification
TYPE 1541 AND 1543
Iron & Bronze, Threaded Inlet

350 psig
Max Set Pressure
420°F
Max Operating Temperature
ASME Section I and VIII
Code Certification
TYPE 2478
Non-Corrosive Liquid Service/Bronze Thermal Relief

300 psig
Max Set Pressure
406°F
Max Operating Temperature
Non-Coded
Code Certification
TYPE 3500-5
Electromatic Ball Valve (EBVTM) Power Relief Valve & Venting

4500 psig
Max Set Pressure
1100°F
Max Operating Temperature
ASME Section I and Non-Coded
Code Certification
NUCLEAR SERVICE VALVES

Consult Dresser
Max Set Pressure
Consult Dresser
Max Operating Temperature
ASME Section I and VIII
Code Certification
Pilot Operated Safety Relief Valves
2900MPVTM
Pilot Operated Safety Relief Valve

6250 psig
Max Set Pressure
505°F 1200°F with heat exchanger
Max Operating Temperature
ASME Section VIII
Code Certification
TYPE 3900MPVTM
Pilot Operated Safety Relief Valve

6250 psig
Max Set Pressure
505°F 650°F with heat exchanger
Max Operating Temperature
ASME Section VIII
Code Certification
4900MPVTM
Pilot Operated Safety Relief Valve

7200 psig
Max Set Pressure
505°F
Max Operating Temperature
ASME Section VIII
Code Certification
13900 SERIES
POSRV for High Capacity Steam

300 psig
Max Set Pressure
550°F
Max Operating Temperature
ASME Section VIII
Code Certification
Reciprocating Products
21000 SERIES
Top-Guided, Unbalanced Globe Valve


Masoneilan's 21000 Series control valve is a heavy top guided globe valve design featuring noise attenuation and anti-cavitation trim options. It is the most versatile single ported control valve on the market today, well suited to handle a wide variety of process control applications.
41005 SERIES
Cage Guided, Balanced Globe Valve

Masoneilan's 41005 Series control valve is a cage-guided globe valve design with balanced trim configurations. This product line is engineered to efficiently handle demanding process conditions, including applications with high-pressure drops and large temperature variations.
525/526 SERIES
Self Acting Pressure Regulators

The Masoneilan Models 525/526 double seated regulators are designed to handle a wide variety of process pressure control applications. Construction features have been carefully selected to provide optimal performance. Masoneilan pressure regulators is suited for Pressure Reducing, Backpressure & Differential pressure applications.
28000 SERIES VARIPAK™
Microflow, Adjustable Capacity Globe Valve

Masoneilan's 28000 Series is a globe style control valve designed specifically to handle microflow applications. It provides an externally adjustable flow capacity feature and optional designs for anti-cavitation and zero leakage.
10000 SERIES
Top and Bottom Guided, Double Ported Globe Valve

Masoneilan's 10000 Series control valve is a double ported design with top and bottom stem guiding. This is an extremely stable balanced trim design providing large capacities and low-pressure recovery. It is ideal for high-pressure drop applications with dirty fluids.
80000 SERIES
3-Way Control Valve

Masoneilan's 80000 Series 3-way control valve is designed for either combining or diverting flow applications. It provides large flow capacities with low-pressure recoveries, using a flow-to-open plug design.
Rotary Products
35002 SERIES CAMFLEX™
Eccentric Plug, Rotary Globe Valve

Masoneilan's 35002 Series is the original "universal" control valve, featuring a low friction eccentric plug design, providing excellent throttling control within an extremely compact assembly. The standard design includes an integral bonnet, a direct mounted actuator, and fully enclosed positioner linkage.
33000 SERIES
Triple Offset Butterfly Valve

Masoneilan’s 33000 Series Triple Offset Butterfly Valve incorporates new performance enhancing operational features, allowing for a more simplified manufacturing process.
36005 SERIES V-MAX™
Rotary Control Ball Valves

These high-capacity V-ported control ball valves offer automatic throttling capability with flexible shutoff options, simplified maintenance needs, and enhanced operational reliability
Pneumatic Actuators
TYPE 87/88
Spring Diaphragm, Multi-Spring Actuator

Masoneilan's Type 87/88 pneumatic spring diaphragm actuator is a multi-spring design for use with linear stem motion valves. It features heavy-duty steel diaphragm cases, molded elastomeric rolling diaphragms, single piece yokes, and field reversibility without additional parts.
TYPE 51/52/53
Pneumatic Piston Actuators

The Masoneilan Type 51/52/53 Piston Actuators meet requirements that exceed the typical capabilities of pneumatic spring diaphragm actuators. This model actuator is available in three different configurations: Type 51: Double-acting cylinder (no springs), available with integral volume tank. Type 52: Single acting cylinder, air to extend (extend stem) spring return Type 53: Single acting cylinder, air to retract (retract stem) spring return
Instrumentation
SVI™ II
Digital Positioner

Flexibility and versatility of the Masoneilan SVI-II digital valve positioner provides high performance solutions for any process control application. SVI-II offers advanced features and functions using the HART Communications protocol. It is designed for use with any control valve system making it a truly universal control solution.
SVI™
Smart Valve Interface

Masoneilan's Smart Valve Interface (SVI) is an intelligent digital valve positioner and PID (Proportional Integral Derivative) process controller. SVI offers advanced control technology for pneumatically actuated valves, providing higher precision, greater flexibility and ease of use. ValVue is a computer software interface used to configure, calibrate and perform valve diagnostics with the SVI utilizing HART communications protocol.
VALVUE™
Smart Communications Software

Masoneilan's ValVue Software is an exciting and revolutionary Human-Machine Interface (HMI) product that significantly advances the art of dealing with field instruments. ValVue is used to configure, calibrate and perform valve diagnostics with the SVI (Smart Valve Interface) and FVP (Fieldbus Valve Positioner) utilizing HART or Foundation Fieldbus communications protocol.
4700P/4700E
Pneumatic Positioners

Masoneilan Model 4700 positioner assembly is a modular design that can be configured as either a pneumatic or an electro-pneumatic device. These positioners can be used with either reciprocating or rotary type actuators.
12400
Series Masoneilan digital Level Transmitter

Masoneilan's 12400 Series is a digital level transmitter and controller featuring HART® communications capability. This device offers ease of calibration and operation, including remote or local access.
12000 SERIES
Liquid Level Control Instrumentation

Masoneilan's 12000 Series line of liquid level control instruments include pneumatic controllers, pneumatic transmitters, electronic transmitters, and mechanical level switches.
496 SERIES
Rotary Electric Switches

Masoneilan's Series 496 rotary switches are used to provide electrical indication of predetermined stroke positions of a control valve. They can also be used to actuate solenoids, relays, and other electrical devices.
Engineered Specials
72000 SERIES
Large Mass Flow / Noise Reduction Valve

Masoneilan 72000 Series is a fabricated angle valve for precise capacity control while efficiently reducing noise and outlet velocities using single or multiple cages in high capacity and high-pressure letdown gas applications. The flexibility of a fabricated valve body enables custom-engineered solutions, including large differences between the inlet and outlet sizes to handle downstream gas expansion and noise attenuation. The Masoneilan Lo-dB low noise trim and V-LOG Energy Management Trim are available for noise and vibration control in severe high expansion ratio applications. Benefits include:
77000 SERIES
High Pressure Control Valve

Masoneilan's 77000 Series Lo-dB valves provide excellent control of compressible fluids under high pressure, while preventing the erosion, vibration, and high noise levels typically associated with these types of applications.
78400 / 18400
Series LincolnLog™ Anti Cavitation Valve

The Masoneilan 78400/18400 Series LincolnLog valve from Baker Hughes offers longterm reliability in high-pressure,liquid-letdown, anti-cavitation control valve applications. Engineering knowledge and expertise has made us a leader in control valve applications with products such as Flexible Better Fit severe-service solutions. The LincolnLog valve is a control valve solution of choice throughout the wide spectrum of severe-service liquidflow applications.
84000 SERIES
SteamForm™ Steam Conditioning Valve

The Masoneilan line of steam conditioning valves offers a wide range of features, including low noise trim and a patented water injection system, for applications that require both pressure and temperature reduction in an integrated package. The SteamForm* product line combines more than 125 years of pressure control expertise with the latest in desuperheating technology to offer a highly efficient steam conditioning solution.
Smart Technology
VALVUE®
Smart Communications Software

Masoneilan's ValVue Software is an exciting and revolutionary Human-Machine Interface (HMI) product that significantly advances the art of dealing with field instruments. ValVue is used to configure, calibrate and perform valve diagnostics with the SVI (Smart Valve Interface) and FVP (Fieldbus Valve Positioner) utilizing HART or Foundation Fieldbus communications protocol.
SVI™
Smart Valve Interface

Masoneilan's Smart Valve Interface (SVI) is an intelligent digital valve positioner and PID (Proportional Integral Derivative) process controller. SVI offers advanced control technology for pneumatically actuated valves, providing higher precision, greater flexibility and ease of use. ValVue is a computer software interface used to configure, calibrate and perform valve diagnostics with the SVI utilizing HART communications protocol.
SVI-II™
Digital Positioner

Flexibility and versatility of the Masoneilan SVI-II digital valve positioner provides high performance solutions for any process control application. SVI-II offers advanced features and functions using the HART Communications protocol. It is designed for use with any control valve system making it a truly universal control solution.
Consolidated
Dresser Flow Solutions is a full service provider of dependable pressure relief valve solutions meeting all applicable ASME requirements throughout the energy industry. Dresser offers Consolidated safety valves and safety relief valves for these extremely important applications.
The Consolidated product portfolio includes a broad range of spring-loaded and pilot-operated designs, including established market leading products such as the Maxiflow® high-pressure safety valve and the 1900 safety relief valve. These innovative and high-performance pressure relief solutions are based on over 100 years of successful application experience

Masoneilan
Reciprocating Products
Dresser Flow Solutions provides a broad range of Masoneilan linear stem motion control valves. This diverse portfolio includes globe style valves, angle valves, and special application valves.
Rotary Products
Dresser Flow Solutions provides a broad range of Masoneilan rotary motion control valves. This portfolio includes unique self-aligning eccentric plug designs, featuring integral bonnets, adjustable capacity, and corrosion resistant configurations.
Pneumatic Actuators
Dresser Flow Solutions provides a broad range of Masoneilan pneumatic actuation solutions, including various spring diaphragm and piston/cylinder designs.
Instrumentation
Dresser Flow Solutions provides various types of Masoneilan control and measurement instrumentation for use with control valves and pneumatic actuators. The product portfolio includes pneumatic and electro-pneumatic positioners, I/P transducers, level control devices, and Smart instruments.
Engineered Specials
Dresser Flow Solutions provides a wide range of Masoneilan engineered solutions using field proven technologies and application expertise. Conventional designs do not generally provide the optimum solution for peak performance and equipment longevity in these types of applications.
Smart Technology
Dresser Flow Solutions, a leader in the automated process control industry, introduces the Masoneilan SVI II. An improvement on Masoneilan's highly successful SVI, the SVI II Digital Valve Positioner and PID Process Controller communicates locally with pushbuttons or remotely via HART registered hand-held device or with graphical display from your PC using ValVue. The FVP (Fieldbus Valve Positioner) offers highly advanced control technology for pneumatically actuated valves, providing higher precision, greater flexibility. A Fieldbus version of ValVue software is available.