background image

Doc. no. VP3145-OMH0005-D 

 

 

 

 

 

 

 

 
 

PRODUCT NAME

 

 

3 Port Air Operated Valve

 

 

MODEL/ Series/ Product Number

 

 

Series: VPA31

5   

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Summary of Contents for VPA31 5 Series

Page 1: ...Doc no VP3145 OMH0005 D PRODUCT NAME 3 Port Air Operated Valve MODEL Series Product Number Series VPA31 5...

Page 2: ...Safety Instructions 2 3 Design 4 Selection 4 Mounting 4 Piping 5 Lubrication 5 Air Supply 5 Operating Environment 5 Maintenance 5 Specific Product Precautions 6 7 Trouble shooting 8 Remedy 9 1 VP3145...

Page 3: ...hen configuring the equipment 2 Only personnel with appropriate training should operate machinery and equipment The product specified here may become unsafe if handled incorrectly The assembly operati...

Page 4: ...duct 3 Prior to using SMC products please read and understand the warranty terms and disclaimers noted in the specified catalog for the particular products 2 Vacuum pads are excluded from this 1 year...

Page 5: ...iping system having a vacuum the vacuum condition will not be maintained Use a valve designed for use under vacuum condition 8 Ventilation Provide ventilation when using a valve in a confined area suc...

Page 6: ...15 to 30 20 to 22 Connection Female Thread G Uni thread size Wrench tightening angle after tightened by hand deg Tightening torque N m 1 8 30 to 45 3 to 4 3 8 15 to 30 8 to 9 1 2 15 to 30 14 to 15 2 T...

Page 7: ...re changes drastically 2 Humidity of ambient environment If the humidity rises take measures to prevent the adhesion of water droplets on the valve Maintenance 1 Perform maintenance inspection accordi...

Page 8: ...n and plug IN port in case of vacuum use 2 This valve has slight air leakage and can not be used for such purposes as holding air pressure including vacuum in the pressure container 3 Piping Vacuum Us...

Page 9: ...ns B C D of the bodyA 1E A too Note 1 Do not wash the O ring and the spool valve with organic solvent or such Note 2 It is suggested to use the silicone grease G 40M made by Shin Etsu Chemical Co Ltd...

Page 10: ...ort According to the failure check the cause of the failure from which seems to effect the failure more than the other and devise a countermeasure Failure Cause Operation failure Valve would not be sw...

Page 11: ...d temporary 3 Water splashed directely 4 Strong impact was given 5 Foreign matter such as drain and particle invaded Return us the failure valve in just the state when the failure occurred to the valv...

Page 12: ...ku Tokyo 101 0021 JAPAN Tel 81 3 5207 8249 Fax 81 3 5298 5362 URL http www smcworld com Note Specifications are subject to change without prior notice and any obligation on the part of the manufactur...

Reviews: