3
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.
Gate Valve
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 10218-1992:
Manipulating industrial robots-Safety
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.
Warning
