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ϲʿ 19973-2:2007 provides test procedures for determining the reliability of pneumatic directional control valves by testing and the methods of reporting the results of testing according to the general test conditions and the calculation method provided in ϲʿ 19973-1.
The lifetime of pneumatic and electro-pneumatic directional control valves is usually given as a number of cycles. Therefore, whenever the term "time" is used in ϲʿ 19973-2:2007, this variable is understood as cycles.
ϲʿ 19973-2:2007 also specifies test equipment and threshold levels for tests to determine the reliability of pneumatic directional control valves.
Cycle de vie
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Actuellement
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Révisée par
ʳܲéϲʿ 19973-2:2015
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