Datasheet
Series VDW
Safety Instructions
These safety instructions are intended to prevent a hazardous situation and/or 
equipment damage. These instructions indicate the level of potential hazard by a 
label of "Caution", "Warning" or "Danger". To ensure safety, be sure to observe 
ISO 4414
Note 1)
and other safety practices.
1. The compatibility of equipment is the responsibility of the person who designs 
the system or decides its specifications.
Since the products specified here are used in various operating conditions, their compatibility for the 
specific system must be based on specifications or after analysis and/or tests to meet your specific 
requirements. Be particularly careful in determining the compatibility of the fluid to be used.
2. Only trained personnel should operate machinery and equipment.
The fluid can be dangerous if handled incorrectly. Assembly, handling or repair of systems should be 
performed by trained and experienced operators.
3. Do not service machinery/equipment or attempt to remove components until 
safety is confirmed.
1. Inspection and maintenance of machinery/equipment should only be performed after confirmation of safe 
locked-out control positions and measures to prevent danger from the fluid.
2. When equipment is to be removed, confirm the safety process as mentioned above and be certain there 
is no danger from fluid leakage or fluid remaining in the system.
3. Restart machinery carefully, confirming that safety measures are being implemented.
4. Contact SMC if the product is to be used in any of the following conditions:
1. Conditions and environments beyond the given specifications, or if product is used outdoors.
2. With fluids whose application causes concern due to the type of fluid or additives, etc.
3. An application which has the possibility of having negative effects on people, property, or animals, 
requiring special safety analysis.
Note 1) ISO 4414 : Pneumatic fluid power -- Recommendations for the application of equipment to transmission and control 
systems
Warning
Caution :
Operator error could result in injury or equipment damage.
Warning
 :
Operator error could result in serious injury or loss of life.
Danger :
In extreme conditions, there is a possible result of serious injury or loss of life.
16










