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  Safety Instructions

 

 

These safety instructions are intended to prevent hazardous situations and/or equipment damage.

 

These instructions indicate the level of potential hazard with the labels of “Caution,” “Warning” or “Danger.”

 

They are  all important notes for safety and must be followed in addition to International Standards 
(ISO/IEC)

*1)

 , and other safety regulations.

 

*1) ISO 4414: Pneumatic fluid power -- General rules relating to systems.

 

   

ISO 4413: Hydraulic fluid power -- General rules relating to systems.

 

   

IEC 60204-1: Safety of machinery -- Electrical equipment of machines .(Part 1: General requirements)

 

   

ISO 10218: Manipulating industrial robots -Safety.

                                         

 

 

  etc.

 

   

 
 

Caution

 

Caution

 indicates a hazard with a low level of risk which, if not avoided, could result 

in minor or moderate injury.

 

 
 

Warning

 

Warning

 

indicates a hazard with a medium level of risk which, if not avoided, could 

result in death or serious injury.

 

 
 

Danger

 

Danger

 

indicates a hazard with a high level of risk which, if not avoided, will result 

in death or serious injury.

 

 

Warning

 

1. The compatibility of the product is the responsibility of the person who designs the equipment or 

decides its specifications.

 

Since the product specified here is used under various operating conditions, its compatibility with specific 
equipment must be decided by the person who designs the equipment or decides its specifications based on 
necessary analysis and test results.   
The expected performance and safety assurance of the equipment will be the responsibility of the person who 
has determined its compatibility with the product.   
This person should also continuously review all specifications of the product referring to its latest catalog 
information, with a view to giving due consideration to any possibility of equipment failure when 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, operation and maintenance of machines or equipment including our products must be 
performed by an operator who is appropriately trained and experienced.

 

3. Do not service or attempt to remove product and machinery/equipment until safety is confirmed.

 

1.The inspection and maintenance of machinery/equipment should only be performed after measures to   

prevent falling or runaway of the driven objects have been confirmed.

 

2.When the product is to be removed, confirm that the safety measures as mentioned above are implemented 
    and the power from any appropriate source is cut, and read and understand the specific product precautions 
    of all relevant products carefully.

 

3. Before machinery/equipment is restarted, take measures to prevent unexpected operation and malfunction.

 

4. Contact SMC beforehand and take special consideration of safety measures if the product is to 

be used in any of the following conditions.

 

1. Conditions and environments outside of the given specifications, or use outdoors or in a place exposed to 
    direct sunlight.

 

2. Installation on equipment in conjunction with atomic energy, railways, air navigation, space, shipping, 

  vehicles, military, medical treatment, combustion and recreation, or equipment in contact with food and 
  beverages, emergency stop circuits, clutch and brake circuits in press applications, safety equipment or 
  other applications unsuitable for the standard specifications described in the product catalog.

 

3. An application which could have negative effects on people, property, or animals requiring special safety   

analysis.

 

4.Use in an interlock circuit, which requires the provision of double interlock for possible failure by using a 

mechanical protective function, and periodical checks to confirm proper operation. 

 

 

- 2 - 

No.VT325

∗∗

-OMK0002-B 

Summary of Contents for VO325 Series

Page 1: ...Doc no VT325 OMK0002 B PRODUCT NAME 3 Port Solenoid Valve MODEL Series Product Number VT O 325 Series...

Page 2: ...ety Instructions 2 3 Design Selection 4 5 Mounting 5 Piping 5 Wiring 5 Lubrication 6 Air Supply 6 Operating Environment 6 Maintenance 7 Specific Product Precautions 8 10 Troubleshooting 11 12 1 No VT3...

Page 3: ...en 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 operatio...

Page 4: ...uct 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 w...

Page 5: ...ilation when using a valve in a confined area such as in a closed control panel For example install a ventilation opening etc in order to prevent pressure from increasing inside of the confined area a...

Page 6: ...he product should not be erased removed or covered up Please consult with SMC before applying paint to resinous parts as this may have an adverse effect due to the solvent in the paint Piping 1 Prepar...

Page 7: ...er Install an air filter upstream near the valve Select an air filter with a filtration size of 5 m or smaller 3 Take measures to ensure air quality such as by installing an aftercooler air dryer or w...

Page 8: ...irst confirm that measures are in place to prevent the lurching of actuators etc Then confirm that the equipment is operating normally 3 Low frequency operation Valves should be operated at least once...

Page 9: ...N m 15 Note a It is possible to wire even in the state of bare wire In that case loosen the screw 3f and place a lead wire into the bracket 3d and then tighten it once again b The maximum size for the...

Page 10: ...is no polarity Valve Option 1 For vacuum VT O325V Valve specification V Operating pressure range 101 2 kPa to 0 1 MPa This vacuum model has less air leakage than the standard model under low pressure...

Page 11: ...The valves are assembled as N C valves at the time of shipment By removing the two retaining screws from the desired valves and rotating each valve body 180 and reassembling it on the manifold base it...

Page 12: ...ign matter caught in the spool valve Excessive oil supply 8 Leakage other than the connecting port Lodging of foreign matter 11 Directly exposed to water 7 5 8 Sealing failure of actuators such as cyl...

Page 13: ...the examples below are applicable there may be an internal problem with the valve Stop using the valve immediately 9 8 If air leakage is caused by foreign matter remove foreign matter in the piping by...

Page 14: ...okanda Chiyoda 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...

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