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ASCO™ Series 321 Solenoid Valves

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The ASCO Series 321 valves are designed for quick venting to 0 psi through their external orifice; ATEX, IECEx certifications for operation in hazardous conditions; Body Material: Brass, Stainless Steel; Media: Air, Inert Gas, Light Oil, Water
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  • Valve Actuation: Solenoid – Air Pilot
  • Body Material: Brass, Stainless Steel
  • Media: Air, Inert Gas, Light Oil, Water
  • Pipe / Port Size: 1/4 “; 3/8 “
  • Port Type: NPTF
  • Function: 3 way – 3/2 Normally Closed, 3 way – 3/2 Normally Open
  • Flow: From .05-.1 Cv, From 0.1 Cv to 0.5 Cv, From .43 to .86 Kv, From .86 to 1.73 Kv
  • Voltage: 100 to 240 AC/DC Voltage Ranging, 12 to 24 DC Voltage Ranging, 125 DC Battery Charging, 110 AC, 12 DC, 120 AC, 120 DC, 24 AC, 24 DC, 24 to 120 AC/DC Voltage Ranging, 240 DC, 250 DC Battery Charging | 50, 50/60, 60
  • Operating Environment: Corrosive, Indoor, Outdoor
  • Standards / Regulations: ATEX Zone 1-21, ATEX Zone 2-22, CSA, IEC Ex Zone 1-21, SIL, Type 1, Type 2, Type 3, Type 3S, Type 4, Type 4X, Type 6, Type 6P, Type 7, Type 9, UL

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At a glance:
  • The ASCO Series 321 valves are designed for quick venting to 0 psi through their external orifice.
  • Air is exhausted to rapidly shift control valves.
  • The pilot-operated valves have resilient seated poppets for tight shutoff.
  • They are well suited for refining, chemical, and food and beverage applications that require a quick-exhaust valve.
Features:
  • Valves are available in voltage-ranging and harsh-environment constructions
  • Next Gen solenoid models available that reduce power consumption, increase AC and DC operating temperatures, and extend coil life
  • Mountable in any position for flexible installation
  • ATEX, IECEx certifications for operation in hazardous conditions

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