Conservation Valves for Tank Venting |
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94020
Conservation Vent (Pressure/Vacuum)
• Suitable materials available for corrosive
and extreme temperature service
• Pallet reaction lip for smooth lift and reseating
• Vertical lift pallets assure reliable operation
and maximum flow
• Floating diaphragm results in a positive seal
and minimal blow-down
• Capacity certified to API Standards |
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94040
Spring Loaded Conservation Valve (Pressure/Vacuum)
• Low copper aluminum alloy minimizes special
materials needs
• Guided pressure pallet assures smooth lift
and closure
• Unique diaphragm construction assures positive
seal and minimal blowdown
• Easy inspection of internal components
• Withstands variety of materials including highly
corrosive and toxic products
• Pallet lip design contributes to high flow
characteristics |
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94050 Polyvinyl
Chloride Conservation Valve (Pressure/Vacuum)
• Designed for highly corrosive service
• Excellent alternative to coated metal construction
• Provides pressure and/or vacuum relief
• Normal tank breathing prevents excessive product
losses
• Controls emissions of toxic and corrosive vapors
to the atmosphere |
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94060 Fiberglass
Reinforced Plastic(FRP) Conservation Valve (Pressure/Vacuum)
• One piece construction prevents product leakage
• Self Draining Housing prohibits condensate
from seating surface
• Simple installation & maintenance
• Valve protection from freezing, binding and
clogging
• Optional pipe-away relieves vapors through
a flanged connection
• 470 Derakane standard, 411 Derakane and Furan
available |
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94560 Combination
Conservation Valve and Flame Arrester
• Unitized tube bank design, FM Approved
• Maximum protection and efficiency with minimum
pressure drop
• Weight loaded for both vacuum and pressure
venting
• Attached with quick release bolts and hinge
• Wide range of standard construction materials
available
• Three inlet types: screwed, flat face flange
and raised face flange |
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94570 Combination Conservation
Valve and Flame Arrester
• Cost effective, dual purpose
• Provides pressure & vacuum relief
• Serves as a barrier between external flame
and internal vapors
• Provides protection against flame propagation
• Optional steam jacketing
• Open or closed vent configurations
• Sizes 2" thru 12" ANSI and DIN |
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94630 Pilot Operated Relief Valve
(Magnetic Pilot)
• Magnetic pilot opens fully, instantly, at
set pressure with no overpressure required
• Heavy duty desing suitable for severe environments
• Staninless steel construction NOT affected
by low temperature variations
• Adjustable blowdown pilot design provides
adjustment for extremely low blowdown
• Full area bellows provides for high lift and
excellent flow
• Vacuum capability |
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94640 Pilot Operated
Relief Valve (Diaphragm Pilot)
• Operating pressure between 2" w.c. to
15 psig
• Valve sizes 2" x 3", 3" x 4",
4" x 6", 6" x 8", 8" x
10" and 10" x 12".
• Adjustment of the valve can be made externally
• Seat is Bubble tight to set pressure
• Fully open at 10% above set pressure
• Minimize VOC's and odor emissions
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96181 Water Drain Valve
• Positive seal
• Freeze-proof
• Non-clogging
• Easy servicing
• Corrosion resistant |
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96311 Internal Safety Valve
• Unique stem guide maximizes flow
• Spring loaded valve automatically closes in
event of fire
• Pilot pallet reduces effort to open against
tank pressure in blocked line
• Fire proven ANSI flanges
• Standard 2" - 12" sizes, up to 30" available |
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96330 Internal Safety Shutoff & Operating
Valve
• Self-adjusting seals in any thermal or wearing
condition
• Fusible plugs automatically release operating
pressure in case of fire
• Fail safe under all conditions, unaffected
by tank or line pressure
• Adaptable to ambient fluid products such as
LP-Gas and/or Ammonia
• Efficient as an operational valve for on-off
service with flow and pressure in either direction
• Less than 1.0 SCFM air leakage @ 100 psi between
tank and line
• Bubble tight from product to hydraulic system
• Optional Redundant Springs |
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96330I Internal Safety Shutoff & Operating
Valve with Integral Position Indicator
• Positive Position Indicator
• Optional redundant springs provide added protection
• One piece seals greatly improve maintainability
• Fusible plugs automatically release operating
pressure in case of fire
• Fail safe under all conditions, unaffected
by tank or line pressure
• Standard valve is adaptable to ambient fluid
products such as LP-Gas and/or Ammonia
• Efficient as an operational valve for on-off
service with flows and pressure in either direction < 1.0
SCFM air leakage @ 100 psi between tank and line.
Bubble tight from product to hydraulic system
• Optional Redundant Springs |
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