FAQ

|Process Valves

What is the operating pressure differential of a 2-port valve?

What is the difference between the N.C. and N.O. valve types in the VX2 series catalog? In addition, what exactly are body materials Al and C37?

For VX series valves, is the flow direction indicated on the product body?

When a VX2 □4 valve is used with vacuum, which port should the vacuum pump be connected to?

Is it possible to select a new VX2 series valve for air with a C37 or stainless steel body?

Are there any port size Rc3/4 VX series 2-port valves for air blow?

What is the polarity of 24 VDC VX2 series 2-way valves?

Can brackets be attached to a VX2□0□□ 2-way valve for air with an aluminum body?

Is it possible to energize a VX series 2-way valve for long periods of time if the heat generation of the main unit is closely monitored?

Where on the SMC website can the old 2-way valve catalog be viewed?

Are there any selection materials that can be used to select a 2-way valve?

What is the meaning of the numbers and letters of the alphabet in How to Order of the new VX2, VXD and VXZ series?

What is the power consumption of the new VX2, VXD and VXZ series?

Can a VX222A valve with a brass body be used to replace a VX2330 valve? The catalog states that it is for water, but is it OK to use it for air? Also, is there a difference in the amount of air leakage between the type with an aluminum body and the type with a brass body?

What are the possible causes of air not flowing from the outlet side of a VX230GA valve to be used for air blow? The factory air pressure is 0.4 MPa and voltage has been applied, but the valve will not open. However, disconnecting the piping for the inlet air opens the valve. Is the supply pressure too high? Is this because the max. operating pressure differential of the valve is 0.1 MPa?

What are the part numbers for new VX2, VXD, and VXZ series 2-way valves with brackets?

Can brackets be retrofitted to new VX2, VXD, and VXZ series valves?

What is the wiring method for new VX2, VXD, and VXZ series valves?

What happens when the pressure on the OUT side becomes higher than the pressure on the IN side for N.C. type VX series 2-way valves?

Are there any limitations on the mounting orientation of VX□ series 2-way valves?

Is it possible to change the electrical entry direction of new VX2, VXD, and VXZ series 2-way valves?

Can a VX3 series 3-way valve be used as a divider valve when the fluid is water?

What is the difference between the N.C., N.O., and COM. type VX3 series 3-way valves?

Is there a type of VX3 series 3-way valve that can be used with a non-air fluids such as water or oil?

What are the selection criteria for the various orifice diameter options for VX3 series 3-way valves?

Is it better to use a VX3 or VXV3 series valve for vacuum switching?

Is it possible to change the orientation of the cable entry of VX3 series DIN terminals?

Can the electrical entry direction (coil direction) of VX3 series 3-way valves be changed freely (360°)?

Can the cable entry direction of the DIN terminal of a VX□ series 2-way valve be changed to face upward?

What is the current VXF(A)2150/2160/2280 2-port valve for dust collectors?

What is the wiring method for VXF2 series 2-port valves for dust collectors and VXFC series controllers? Also, is it possible to view the VXFC series operation manual?

Does SMC have a 2-port valve for dust collectors?

Is it possible to repair and replace the diaphragm of a VXF2 series 2-port valve for dust collectors?

What kind of valve is the VXF2 series 2-port valve for dust collectors?

What is the correct method for piping the pilot ports and pilot exhaust ports (bleed ports) of VNA, VNB, VNC, VNH, and VND series valves?

What is the difference between VNA, VNB, VNC, VNH, SGC, and SGH series external pilot solenoid valves and air operated valves?

What is the difference between VNA and VNB series general purpose fluid control 2/3-port valves?

Are conduit terminal type VNA, VNB, VNC, and VNH series valves still available?

Do terminal block connection type VNA, VNB, VNC, and VNH series valves have polarity?

What is the operating pressure range of VQ20/30 series valves?

Can VQ20/30 series valves be continuously energized?

Are there any SMC solenoid valves that can operate at a high frequency for workpiece air blow applications?

Are there any solenoid valves that can be mounted on an old VVX2* series manifold base for maintenance purposes?

What is the difference between the VXZ series zero differential pressure pilot operated 2-port valve and the VX2 series direct operated 2-port valve?

What are the bracket part numbers for retrofitting a bracket to a VX2□□□□ series valve?

Can pure water be used with VX2, VXD, and VXZ series 2-way valves?

What are the recommended energy-saving drivers for SX10 series high-speed 2-port valves?

Can the fluid of an LVM series compact direct operated valve for chemical liquids be flowed through either channel?

Are there any precautions when using VNA or VNB series valves with fluids other than the applicable fluids listed in the catalog?

Can fluids other than coolant be used for VNC, VNH, SGC, and SGH series valves?

The applicable fluid of VNC, VNH, SGC, and SGH series valves is listed as coolant in the catalog, but can they be used with water or pure water?