Miniature pneumatic shut-off valve
1/4", 3 000 psig | D9400
Circle Seal Controls
• Zero leakage
• Anodized aluminum "top works" is corrosion
resistant
• Actuator (pilot) port rotates for easy
installation and locks with jam nut
• Optional metering adjustment resets
maximum flow
• Provides preset metering for normally closed
valves
• Pipe and instrument tube fittings
Body Construction Materials Brass or 316 stainless steel
Stem Material 316 stainless steel
Diaphragm housing Anodized aluminum, color blue
Seal materials Buna N, Neoprene, Teflon® or Viton®
Diaphragm Materials Dacron®/Buna N
Operating Pressure 3000 psig (207 bar)
Proof Pressure 4500 psig (310 bar)
Burst Pressure 12,000 psig (828 bar)
Actuator Pressure 30 to 200 psig (2 to 14 bar)
Temperature Range
−100° F to +400° F (−73° C to +204° C)
Based on o-ring material, see "How to Order".
Connection Sizes ¼˝
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