
( Brand: Smc ), ( Manufacturer Part Number: VS3110-035G ), ( Part Type: Valve Solenoid ), ( Valve Operation: Solenoid ), ( Country Of Origin: Japan )
The **SMC VS3110-035G** is a high-performance, normally closed (NC) **3-port solenoid valve** designed for precise fluid control in industrial, automation, and pneumatic applications. Part of SMC s reliable **VS3 series**, this valve features a robust **3/8-inch (DN8) port size**, making it ideal for medium-flow applications where efficiency and reliability are paramount. The **VS3110** operates on a **3-way, 2-position principle**, allowing seamless switching between pilot and working air, which is essential for controlling actuators, cylinders, or other pneumatic devices with minimal pressure drop. Constructed from durable **aluminum alloy** with a **black powder-coated finish**, this valve is built to withstand harsh environments while maintaining a clean, professional appearance. Its **compact yet sturdy design** ensures easy integration into control panels, manifolds, or direct piping systems, reducing installation complexity without compromising performance.
The **VS3110-035G** incorporates SMC s advanced **electromagnetic solenoid technology**, delivering rapid response times and consistent operation under varying load conditions. The **35W power rating** ensures reliable activation while maintaining energy efficiency, making it suitable for both continuous and intermittent use. The valve s **normally closed (NC) configuration** provides inherent safety by defaulting to a sealed state when power is removed, preventing unintended air release. Its **pilot-operated design** allows for smooth, silent operation, reducing noise levels in sensitive applications. The **3/8-inch NPT threaded connections** ensure secure, leak-proof sealing, while the **integrated magnetic coil** is protected by a **heat-resistant housing**, enhancing longevity even in high-temperature environments.
For enhanced functionality, the **VS3110-035G** is compatible with SMC s **standard 24V DC or 120V AC power supplies**, offering flexibility in electrical integration. Its **modular design** allows for easy replacement or upgrading within a system, and the **quick-connect fittings** simplify maintenance and troubleshooting. Whether used in **automation lines, packaging machinery, or material handling systems**, this valve delivers **precise, repeatable control** with minimal maintenance requirements. SMC s reputation for **precision engineering and reliability** ensures that the **VS3110-035G** remains a dependable choice for engineers and operators demanding both performance and durability in their pneumatic control solutions.
### **Comparison of SMC VS3110-035G Valve Solenoid vs. VS3 3-Port Solenoid**
#### **SMC VS3110-035G (3/2-Way, Normally Closed, Direct-Acting)**
**Pros:**- **Direct-acting design** ensures faster response times, making it ideal for applications requiring quick valve actuation.
- **Compact and lightweight**, suitable for installations with limited space.
- **High reliability** due to minimal internal moving parts, reducing wear and tear over time.
- **Low power consumption** compared to pilot-operated solenoids, making it energy-efficient.
- **Direct integration** with pneumatic systems without requiring additional pilot valves.
- **Wide compatibility** with SMC s standard fittings and accessories, simplifying system integration.
- **Good for general-purpose use** in automation, packaging, and light industrial applications where precise control is needed.
**Cons:**- **Limited flow capacity** (0.35 GPM) may restrict its use in high-flow applications.
- **Less robust for harsh environments** compared to some pilot-operated solenoids, as it lacks internal pilot assistance for larger loads.
- **Higher pressure drop** across the valve due to its direct-acting nature, which may affect system efficiency in high-pressure setups.
- **Slightly higher maintenance** in dusty or contaminated environments due to exposed moving parts.
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#### **SMC VS3 3-Port (3/2-Way, Normally Closed, Pilot-Operated)**
**Pros:**- **Higher flow capacity** (up to 0.5 GPM or more, depending on configuration) compared to the VS3110, making it better suited for moderate to high-flow applications.
- **Pilot-operated design** provides better sealing and reduces internal leakage, improving system efficiency.
- **More robust in dirty or contaminated environments** due to the pilot mechanism, which helps maintain performance under less-than-ideal conditions.
- **Lower pressure drop** compared to direct-acting solenoids, as the pilot valve assists in opening the main valve more smoothly.
- **Better suited for larger actuators** (e.g., 3/8" or 1/2" cylinders) where direct-acting solenoids may struggle with load resistance.
- **Compatibility with SMC s pilot valve systems**, allowing for more complex control setups if needed.
**Cons:**- **Slower response time** compared to direct-acting solenoids due to the pilot mechanism s additional steps.
- **Higher power consumption** than direct-acting solenoids, as it requires energy to activate both the main and pilot valves.
- **More complex installation** in some cases, as it may require additional pilot valves or wiring for proper function.
- **Slightly larger and heavier** than direct-acting solenoids, which may impact space constraints in compact systems.
- **Higher cost** compared to the VS3110 due to its pilot-operated design and additional components.
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### **Conclusion and Recommendation**
The choice between the **SMC VS3110-035G** and the **SMC VS3 3-Port** depends on the specific requirements of your pneumatic system: - **Choose the SMC VS3110-035G (Direct-Acting) if:**- You need **fast response times** for quick valve actuation.
- Your application involves **low to moderate flow rates** (up to 0.35 GPM).
- You are working in a **clean environment** with minimal contamination risks.
- **Space and weight** are critical factors in your design.
- You prefer **simpler installation** without additional pilot valves.
- **Choose the SMC VS3 3-Port (Pilot-Operated) if:**- You require **higher flow capacity** (up to 0.5 GPM or more) for larger actuators.
- Your system operates in **dirty or contaminated environments**, where a pilot-operated design offers better sealing and durability.
- You need **lower pressure drop** and better efficiency in high-pressure applications.
- Your application involves **moderate to large loads**, where direct-acting solenoids may struggle.
- You are open to **slightly slower response times** in exchange for robustness and reliability.
#### **Final Recommendation:**- For **most general-purpose, low-flow, clean-environment applications**, the **VS3110-035G** is the better choice due to its speed, simplicity, and efficiency.
- For **higher-flow, dirty-environment, or load-intensive applications**, the **VS3 3-Port** is the more suitable option despite its slightly slower response and higher power consumption.
If budget and system constraints allow, testing both in a prototype setup can help confirm which performs better for your specific use case.
SMC VS3110-035G Valve Solenoid VS3 CLASS 1 SOLENOID VALVE 3-PORT.