The Asco 8320G200 Solenoid Valve (8320G200) is a direct-acting, universal 3-way valve used for low-pressure switching of gases and fluids in thermally demanding environments. Media temperature tolerance reaches 200°F in AC service without requiring pilot pressure.
Can be used for dry natural gas service with the EF prefix.
Technical Specifications
- Valve Type: Direct Acting, 3-Way Universal
- Pipe Size: 1/4″ NPT
- Flow Factor (Cv): 0.12
- Operating Pressure Differential:
- Air/Inert Gas: 100 psi (AC), 60 psi (DC)
- Water: 100 psi (AC), 60 psi (DC)
- Light Oil: 100 psi (AC), 60 psi (DC)
- Maximum Fluid Temperature:
- AC: 200°F (93°C)
- DC: 150°F (66°C)
- Construction standard rated -40˚F (-40˚C) ambient temperature.
EFX prefix and TPL # are not required.
- Body Material: Stainless Steel (303)
- Seal and Disc Material: NBR
- Voltage Options:
- AC: 24, 120, 240, 480 V (60 Hz); 110, 220 V (50 Hz)
- DC: 6, 12, 24, 120, 240 V
- Watt Rating:
- AC: 17.1/F
- DC: 11.6/F
- Solenoid Enclosure:
- Standard: Watertight (Types 1, 2, 3, 3S, 4, 4X)
- Optional: Explosionproof & Watertight (Types 3, 3S, 4, 4X, 6, 6P, 7, 9)
Key Features and Functionality
- 200°F Media Rating: Supports high-temp air or gas flow.
- Universal Port Design: Allows pressure at any valve port.
- Low-Temp Operation: Works down to -40˚F without modification.
- Dry Gas Option: EF prefix enables natural gas compatibility.
- ATEX Compliance Option: Use EV prefix for zone certifications.
Compatible Components and Related Parts
- ASCO RedHat II Coil Series
- ASCO Mounting Brackets
- ASCO Seal Kit for 8320 Series
- ASCO Explosionproof Solenoid Enclosure
Industry Applications
- Analytical Equipment: Switches air or gas in testing devices.
- Diagnostic Systems: Controls flow in lab instrument panels.
- Dust Collector Systems: Open pulse valves to clean filters.
- Life Sciences Platforms: Moves clean air in sterilization systems.
- Metal Stamping Lines: Powers air tools and part ejectors.
Compliance and Approvals
- CSA Certified
- UL Listed
- CE Marked (RedHat II Series)
- ATEX/IECEx certified with prefix “EV”
Installation and Operational Notes
- Make sure the supply voltage matches the coil rating before powering.
- Install with the coil upright to ensure stable performance.
- Keep media clean—flush lines to remove particulates.
- Stay within pressure and temperature limits at all times.
- Verify disc material is compatible with the intended media.
Series Catalog
Asco 8320 General Service Solenoid Valve
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