Modulating Gas Valves

Description: The PM6 is a 2-port pneumatically actuated modulating stainless steel control valve designed for use on steam, water, air, oil, gases and vacuum applications. As standard it is fitted with a PEEK plug seal for operation up to 180° C, and both the body and shaped-plug have undergone a

• Features: Pneumatic

Description: CIRCOR Energy is pleased to offer the Model 3500 as part of our Pilot Operated Valves portfolio. Below is a list of features that will enable you to better understand its capabilities. Features Snap acting & modulating options available API orifice sizes "D" through "T" Air &

• Valve Size: 1 to 8 inch
• Controlled Pressure Range: 900 to 6,170 psi
• Connection Description: Bolt Flange
• Features: Gas

Description: reductions (2.5% to 4%) correlated to reduction in pumping work and to improvement in combustion phasing at knock-limited points from substantial reductions in Residual Gas Fraction compared to the conventionally-boosted baseline engine. In this paper we present additional results from engine

Description: Hermetically sealed valves with all moving parts contained inside a static pressure boundary. Target Rock applies its advanced solenoid valve technology to protect our environment by solving the problem of fugitive valve emissions. Our solenoid operated isolation and control

• Valve Size: 1 to 8 inch
• Valve Type: Control Valves, Solenoid Valves
• Features: Gas, Pneumatic
• Media: Gasoline / Diesel Fuel

Description: The OMEGA® PV100 Series comprises economical proportional valves for use with gases. They combine a solenoid valve with an electronics package that digitally modulates the control signal to provide analog proportional control without the expense or complexity of stepper motors, servo

• Valve Size: 0.03125 to 0.078125 inch
• Pressure Rating: 40 to 200 psi
• Number of Ports/Ways: 2
• Media Temperature: 0.4 to 179.6 F

Description: DFT® Vacuum Breakers provide effective protection against collapse of pressure vessels, tanks and rolls. They prevent condensate "back-up" when equipment is shut down or inlet steam is reduced by modulating control valves. In piping systems, DFT® Vacuum Breakers are used to break

• Valve Size: 1 to 4 inch
• Pressure Rating: 2,500 psi
• Media Temperature: -325 to 700 F
• Flow (Cv): 5.8 to 90

Description: 4" Direct Mount PVC Butterfly Valve with Viton Seats & 12VDC Plastic Modulating Electric Actuator

• Valve Size: 4 inch
• Pressure Rating: 600 psi
• Media Temperature: -4 to 302 F
• Features: Air, Electric, Gas, ISO, Water

Description: 2" Direct Mount PVC Butterfly Valve with Viton Seats & 12VDC Plastic Modulating Electric Actuator

• Valve Size: 2 inch
• Pressure Rating: 600 psi
• Media Temperature: -4 to 302 F
• Features: Air, Electric, Gas, ISO, Water

Description: 6" Direct Mount PVC Butterfly Valve with EPDM Seats & 12VDC Plastic Modulating Electric Actuator

• Valve Size: 6 inch
• Pressure Rating: 600 psi
• Media Temperature: -4 to 302 F
• Features: Air, Electric, Gas, ISO, Water

Description: Operation A thermostatic element inside the valve senses temperature and if this falls below the setpoint, the valve modulates open to allow flow. When the temperature increases to near the setpoint, the HAT (Heat Actuated Trap) valve modulates closed. HAT valves are

• Valve Size: 0.5 to 0.75 inch
• Pressure Rating: 300 psi
• Number of Ports/Ways: 2
• Media Temperature: 300 F

Description: 8" Direct Mount PVC Butterfly Valve with EPDM Seats & 12VDC Plastic Modulating Electric Actuator

• Valve Size: 8 inch
• Pressure Rating: 600 psi
• Media Temperature: -4 to 302 F
• Features: Air, Electric, Gas, ISO, Water

Description: The OMEGA® PV100 Series comprises economical proportional valves for use with gases. They combine a solenoid valve with an electronics package that digitally modulates the control signal to provide analog proportional control without the expense or complexity of stepper motors, servo

• Valve Size: 0.03125 to 0.078125 inch
• Pressure Rating: 40 to 200 psi
• Number of Ports/Ways: 2
• Media Temperature: 0.4 to 179.6 F

Description: modulating services. For linear applications, actuators shall be of the linear hydraulic design. This document applies to actuators with a maximum allowable operating pressure from 150 psig to 2250 psig using direct piped natural or sour gas segregated from the actuator by means of

Description: Operation The ThermOmegaTech® 3-way M/D thermostatic temperature control valves use a thermal actuator to automatically and accurately proportion flow in response to fluid temperature. For mixing applications, the M/D valves will modulate between the hot and cold “inlet feeds” to mix

• Valve Size: 1 inch
• Pressure Rating: 250 psi
• Number of Ports/Ways: 3
• Media Temperature: 250 F

Description: The LSV-100 Control Valve is an economical control valve designed for flanged applications. Trim is replaceable in the field through the bonnet. Construction is Carbon or Alloy Steel with stainless steel internals. Other materials of construction are available upon request. Can be used

• Valve Size: 0.5 to 6 inch
• Pressure Rating: 80 to 750 psi
• Number of Ports/Ways: 2
• Media Temperature: -20 to 800 F

Description: The extended fin globe control valve is designed for modulating flow control in industrial or research applications at 1200° F or less and at pressures less than 5000 psi. The added bonnet length and fins serve to reduce the heat at the packing area. Designed for extreme temperature

• Valve Size: 0.25 to 1 inch
• Pressure Rating: 0 to 5,000 psi
• Media Temperature: -450 to 1,200 F
• Flow (Cv): 0

Description: Key Features Gas fired water boiler with cast aluminum heat exchanger Venturi mixing body mixes air and gas providing higher efficiency Designed to operate in low temperature condensing applications Outdoor reset and domestic hot water priority standard Negative regulated gas

Description: Assured Automation’s HPX Triple Offset Low Emission Butterfly Valves are an ideal solution for positive shut-off or modulating control applications in erosive, corrosive and critical applications under ambient heat, high heat, and cryogenic temperatures. The HPX is dependable in severe

• Valve Size: 3 to 48 inch
• Pressure Rating: 285 to 1,500 psi
• Media Temperature: -425 to 1,500 F
• Number of Ports/Ways: 2

Description: DeZURIK BOS-US Resilient Seated Butterfly Valves are designed to handle a wide variety of liquids and gases. The uninterrupted seat BOS Valve is desirable for extended service applications such as high cycles, high pressures and high temperatures. BOS-US valves are excellent

• Valve Type: Butterfly Valves

Description: of trim materials to suit nearly any application. These valves provide excellent modulating control for pressure, temperature, level, and flow of a wide variety of fluids in from -20° to 800°F. GVI Valves are effective for the control of liquids, gases, and steam (including

• Valve Size: 0.5 to 4 inch
• Number of Ports/Ways: 2
• Media Temperature: -20 to 800 F
• Flow (Cv): 170

Description: compressor and to protect against premature seat wear. Features Pulse damped design Modulating "air" or "gas" applications: discharge of reciprocating air/gas compressors self sizing - accommodates varying flows without chattering Mediums: air gas ANSI B16.10 Face-to-Face

• Valve Type: Check Valves

Description: Bidirectional, zero-leakage, triple-offset butterfly valves Features and benefits DESIGN FEATURES: • Triple-offset disc rotation: Provides bubble-tight sealing without rubbing or galling. • Cryogenic stem packing: Composed of superposed Viton O-rings and expanded graphite rings (fire safe

• Valve Size: 3 to 80 inch
• Features: ASME, Bolt Flange, Other
• Valve Type: Butterfly Valves

Description: The three-way valve is for modulating control of liquids, gases or steam in either mixing or diverting applications. The unit features one common port and two non-common ports. Each innervalve within the unit is connected by a common stem and is stroked simultaneously by the actuator.

• Valve Size: 0.25 to 0.5 inch
• Flow (Cv): 0.05
• Pressure Rating: 0 to 1,500 psi
• Media Temperature: 70 to 800 F

Description: The three-way valve modulates the control of liquids, gases or steam in either mixing or diverting applications. The unit features one common port and two non-common ports. Each innervalve within the unit is connected by a common stem and is stroked simultaneously by the actuator. Three-way

• Valve Size: 0.75 to 1 inch
• Flow (Cv): 0.05
• Pressure Rating: 0 to 1,500 psi
• Media Temperature: 70 to 800 F

Description: Type K rotary pneumatic damper drives are offered in two configurations; PM Series (Pedestal Mount) and DM Series (Direct Mount). Both provide accurate quarter-turn control to dampers on combustion air and flue gas applications, offering modulating control, isolation open / close

• Features: Hydraulic, Modulating
• Valve Motion: Rotary Motion Valve

Description: This unit is designed with a bulb and capillary assembly that automatically regulates the fuel flow to the Cata-Dyne™ heater. The sensing bulb is filled with temperature sensitive liquid, which responds to changes in temperature by expanding or contracting. This modulates the flow of fuel from 100%

• Media: Gas / Air
• Temperature: Heating Control
• Interface: Knobs / Switches / Meter
• Control: Limit / Set Point Control

Description: Schischek RedRun explosionproof linear actuators for use in Zone 2, 22. Gas + Dust certified. Compact and robust with integrated terminal box, IP66 aluminium housing and optional offshore/marine coating. A cost-effective solution for automation of 2- and 3-way valves with 3-position

• DC Voltage: 24 to 240 volts
• AC Voltage: 24 to 240 volts
• Features: Electric
• Location: Hazardous

Description: Schischek ExRun explosionproof linear actuators for use in Zone 1, 2, 21, 22. Gas + Dust certified. Compact and robust with integrated terminal box, IP66 aluminium housing and optional offshore/marine coating. A cost-effective solution for automation of 2- and 3-way valves with

• DC Voltage: 24 to 240 volts
• AC Voltage: 24 to 240 volts
• Features: Electric
• Location: Hazardous

Description: Schischek ExMax + LIN explosionproof failsafe linear actuators for use in Zone 1, 2, 21, 22. Gas + Dust certified. Compact and robust with fast spring-return times, universal power supplies, IP66 aluminium housing and optional offshore/marine coating. A cost-effective spring-return solution

• DC Voltage: 24 to 240 volts
• AC Voltage: 24 to 240 volts
• Features: Electric
• Location: Hazardous

Description: The QB3H is an electronic pressure regulator capable of operating at high pressures (to 500psig/34.47 bar) and high forward and relief flows (to 50scfm/1416slpm). The QB3H consists of two solenoid valves which add or subtract pressure to the pilot of an integral volume boosting regulator. An

• Valve Size: 0.375 inch
• Media Temperature: 32 to 158 F
• Number of Ports/Ways: 2
• Features: Air, Compressed Air, Electro-pneumatic, Gas

Description: Manual actuators for the operation of quarter-turn valves. MR range manual gearbox, irreversible worm gear or scotch-yoke kinematics. Standard operation by handwheel. Models MR 400 to 1600 can be retrofitted with electric actuators. Options include alternative operating mechanisms, limit

• Actuator Torque: 2,212.389380530973 to 141,592.92035398228 In-lbs
• Operating Temperature: -4 to 176 F
• Features: Handwheel Actuator
• Actuation Method: Manual

Description: The NTH burner operates on natural gas, propane gas, propane/air mix, or a combination of gas/oil fuels at capacities ranging from 1.5 to 12.5 MMBTU. Design features induced FGR and FGR modulating valve. Features: Top- or rear-mount panel options Backward-curved

• Maximum Capacity: 1,499,999.9999999998 to 12,499,999.999999998 BTU/hr
• Firing: Direct
• Convection: Forced Draft
• Combustion Fuel: Light Oil, Natural Gas, Propane

Description: up to 8:1 turndown on light oil and up to 8:1 turndown on low NOx natural gas. Features: Low motor horsepower for increased energy efficiency Induced FGR (Flue Gas Recirculation) FGR modulating valve Forced draft for clean and efficient combustion No. 2 oil capability for

• Maximum Capacity: 8,400,000 to 42,000,000 BTU/hr
• Firing: Direct
• Convection: Forced Draft
• Combustion Fuel: Light Oil, Natural Gas

Description: turndown up to 10:1 on natural gas, and low emission capabilities with turndown up to 5:1. Features Include: Natural gas, propane gas, pressure atomized #2 oil and combination gas/oil fuel options Cam trim with 14-point adjustment range for consistent air/fuel ratios

• Maximum Capacity: 1,299.9999999999998 to 14,699.999999999998 BTU/hr
• Convection: Forced Draft
• Firing: Indirect
• Combustion Fuel: Light Oil, Natural Gas, Propane