The Asco EV8316G081V Solenoid Valve (EV8316G81V) is a 3-way, pilot-operated, normally closed valve with an EV-prefix explosion-proof coil for hazardous locations. It features an NPT stainless steel body and Viton seals and enables zero differential pressure operation when externally piloted.
Technical Specifications
- Pipe Size: 1/4″ NPT
- Flow Factor (Cv): 1.5
- Valve Type: 3-Way, Normally Closed, Pilot-Operated
- Operating Pressure Differential:
- Air/Inert Gas: 0 to 150 psi (AC), 0 to 120 psi (DC)
- Maximum Fluid Temperature:
- AC: 180°F (82°C)
- DC: 180°F (82°C)
- Body Material: 316 Stainless Steel
- Seal Material: FKM (Viton)
- Watt Rating:
- AC: 10.1 watts
- DC: 11.6 watts
- Coil Insulation Class: F
- Solenoid Enclosure:
- Standard: NEMA 4X, IP65 (Watertight, Corrosion-Resistant)
- Optional: Explosionproof & Watertight (Types 3-9), Raintight (Types 3, 7, 9)
Key Features and Functionality
- Zero Minimum Design: Works down to 0 psi when externally piloted.
- Convertible Pilot Source: Internal or external pilot via gasket flip.
- Failsafe Operation: Restores position upon power or air loss.
- Corrosion-Resistant Build: 316 stainless steel body for harsh media.
- Mountable in Any Position: Flexible installation with optional brackets.
Compatible Components and Related Parts
- ASCO RedHat II Coil Series
- ASCO Mounting Brackets (MB suffix)
- ASCO Seal Kit for 8316 Series
- ASCO Explosionproof Solenoid Enclosure
Industry Applications
- Analytical Equipment: Precision gas routing in instruments.
- Valve Actuation: Air control for remote actuators.
- Vacuum Systems: Low-pressure switching and flow regulation.
- Medical Devices: Clean, inert gas control in sensitive systems.
- Process Control Panels: Compact flow control in automation.
Compliance and Approvals
- UL and CSA Certified (with EV prefix)
- CE Compliant
- ATEX/IECEx Certified (with EV prefix)
- SIL 3 Capable (Normally Closed only, EXIDA certified)
Installation and Operational Notes
- Ensure 10 psi minimum pressure differential; valve vents to 0 psi.
- Mount it upright or vertically for optimal performance.
- Use unrestricted piping; apply pipe compound to male threads only.
- Rotate the stem 180° clockwise for manual override, counterclockwise for electrical.
- Inspect and clean filters regularly and use ASCO replacement parts.
We ship this product worldwide! Delivery is normally stock.
Request a Quote now or call us at 1-800-755-2883 for expert assistance.