The SMC VHS20-N02A-Z is a high-performance residual pressure release valve from smc brand. It features a single-acting, smc 3 way valvedesign with a 1/4" NPT connection. The valve is designed to operate at a maximum working pressure of 1.0 MPa and a proof pressure of 1.5 MPa. Its primary function is to protect pneumatic systems from over pressure damage by releasing excess pressure, ensuring the safe and reliable operation of equipment.
Product Specifications
Body Size: 1/8 inch
Connection Size: 1/4" NPT
Body Material: Die-cast zinc
Maximum Operating Pressure: 1.0 MPa (working pressure), 1.5 MPa (proof pressure)
Operating Temperature Range: -5°C to +60°C
Exhaust Port Size: 1/8" NPT
Additional Features: Equipped with locking holes for secure installation and fixation.
Product Features
High Safety: The residual pressure release valve includes locking holes to prevent accidental operation, ensuring stability in complex environments.
Durability: Made from die-cast zinc, the valve offers excellent corrosion resistance and mechanical strength.
Wide Application Range: Suitable for various industrial automation and mechanical manufacturing environments, using general-purpose dry air.
Built-in Silencer: Some models of smc brand(e.g., VHS20-N02A-S-Z) come with a built-in silencer to reduce exhaust noise.
Applications
The VHS20-N02A-Z residual pressure release valve is widely used in:
Industrial Automation Production Lines: Protects cylinders and pneumatic tools from damage due to overpressure.
Mechanical Manufacturing: Ensures stable pressure in machine tools and automated equipment.
Food Processing and Packaging: Suitable for environments requiring clean, dry air, ensuring safety and hygiene.
Logistics and Warehouse Equipment: Used in pneumatic conveying systems to protect pipelines and equipment.
Installation and Operation
Installation Environment: Choose a dry, non-corrosive environment, avoiding high temperatures, humidity, or strong electromagnetic interference.
Installation Method: Install the valve vertically to facilitate exhaust and heat dissipation.
Connection Requirements: Use appropriate sealing materials to ensure a tight connection and prevent gas leaks.
Parameter Settings and Adjustment
Pressure Adjustment: Rotate the handle clockwise to increase pressure and counterclockwise to decrease pressure.
Locking Function: Use the locking feature to prevent accidental operation or unintended adjustments.
Maintenance and Inspection
Regular Inspection: Check the valve's appearance for damage or deformation, and inspect the connection seals.
Cleaning and Maintenance: Regularly clean the smc 3 way valvesurface to remove dust and debris, ensuring the exhaust channel is clear.
Troubleshooting: If abnormal noise or pressure regulation failure occurs, inspect and replace damaged components promptly.
Important Notes
Operating Temperature: Avoid using the smc 3 way valveoutside the -5°C to +60°C range to maintain performance.
Pressure Limits: Do not exceed the maximum operating pressure of 1.0 MPa or the proof pressure of 1.5 MPa.
Exhaust Noise: For noise reduction, consider models with a built-in silencer or add an external silencer.
Frequently Asked Questions
What is the maximum operating pressure of VHS20-N02A-Z?
The maximum operating pressure of this smc brand vavle is 1.0 MPa, with a proof pressure of 1.5 MPa. Ensure system pressure remains within this range to avoid equipment damage.
What is the operating temperature range of VHS20-N02A-Z?
The valve operates within -5°C to +60°C. Take additional insulation or cooling measures if using in extreme temperatures.
Can it be used in food processing environments?
Yes, but ensure the use of general-purpose dry air. Regular cleaning and maintenance are recommended to meet hygiene standards.
How to adjust the relief pressure of VHS20-N02A-Z?
Adjust the relief pressure by rotating the handle while the system is off. Use a pressure gauge to monitor and ensure the pressure is set correctly. Regularly check and calibrate the relief pressure to ensure system safety.
What is the purpose of the locking feature on VHS20-N02A-Z?
The locking feature prevents accidental operation, ensuring the valve remains at the set pressure. It also aids in secure installation and can serve as a marking point for maintenance.
Why should the exhaust port of VHS20-N02A-Z be cleaned regularly?
Cleaning the exhaust port prevents blockages that could lead to over pressure and equipment damage. Regular maintenance ensures smooth exhaust flow and reduces corrosion from accumulated debris.
Can VHS20-N02A-Z be used with an external silencer?
Yes, an external silencer can be added to reduce exhaust noise. Ensure the silencer matches the exhaust port size and meets system requirements.
What is the maintenance cycle for VHS20-N02A-Z?
Perform routine maintenance every quarter in general industrial environments. In high-dust or high-humidity conditions, monthly maintenance is recommended.
Why is die-cast zinc used for the body of VHS20-N02A-Z?
Die-cast zinc offers high strength, corrosion resistance, and a smooth surface for easy processing and coating. It is cost-effective and environmentally friendly, making it ideal for this valve.
Why does VHS20-N02A-Z use a 1/4" NPT connection?
The 1/4" NPT connection is widely used in pneumatic systems for its compatibility and sealing reliability. This standard connection size ensures easy integration with existing systems.
FAQ
1.Who are We?
Beijing Zhongping Technology Co., LTD., is a one-stop integrated service provider of intelligent manufacturing, belongs to the Gong Doctor Group, is a scientific research, design, marketing, technical services, industrial Internet, international import and export services as one of the science and technology companies.
2.What can you buy from us?
PLC, inverter, human-machine interface, hydraulic products, low-voltage power distribution, industrial robots and core components
3.Is the item in stock or need to be purchased from another supplier?
We have a large inventory of goods and have our own warehouse.
4.What advantages do we have over other suppliers?
Our company has a large amount of inventory and a number of warehouses, but also in the country's important industrial provinces and cities with offices and a number of overseas service points. To provide you with intelligent manufacturing one-stop comprehensive services, save efforts, labor and cost.
5.Can you provide 100% new original authentic products?
We only sell new original genuine, no renovation, no fake, only for the original factory original!
6.How long is the delivery time?
If there is a stock, it will take 2-3 working days to ship, if the quantity is large, it will take 5-7 working days after receiving the payment, if it is not a conventional model, it will take some time, we will inform you of the specific delivery time.
7.Is there technical support available?
Of course, we have a professional technical team that can help you solve technical problems.
8.How do we guarantee quality?
We have three processes to control the quality of goods.
1). Our engineers will inspect the production and quality control in the factory regularly.
2) Incoming materials shall be inspected by experienced purchasing engineers before they can be stored.
3). At least 2 people in the logistics department cross-check the goods to be sent before delivery.
9.Can you guarantee the safe and reliable delivery of your products?
Yes, we strictly adopt the international standard packing. We also use special packaging for dangerous goods, and refrigerated shipping for items with temperature requirements. Special item packaging and general cargo standard packaging requirements may incur additional costs.
10.How about the freight?
The cost depends on how you choose to get the goods. Express is usually the fastest but also the most expensive way. Sea freight is the best solution for large quantities of goods. The exact shipping cost depends on the purchase amount、quantity and weight of your order. Please feel free to contact us for more information.
010-64225983
+8613811814778
info@zhongpingtech.com
Building 26, Liyuan Community, Chaoyang District, Beijing, China
