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What is SIL certification?

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| 2020-06-22|Return

SIL certification, (Safety Integrity Level) - Safety Integrity Level. It is a third-party evaluation, verification, and certification based on standards such as IEC 61508 (GB/T 20438), IEC 61511 (GB/T 21109), IEC 61513, IEC 13849-1, IEC 62061, IEC 61800-5-2, to evaluate and confirm the Safety Integrity Level (SIL) or Performance Level (PL) of safety equipment. Functional safety certification mainly involves document management (FSM) evaluation for the development process of safety equipment, hardware reliability calculation and evaluation, software evaluation, environmental testing, EMC electromagnetic compatibility testing, and other contents.


SILauthenticationIt is divided into four levels, SIL1, SIL2, SIL3, and SIL4, including two levels for product and system. Among them, SIL4 has the highest requirements.

For more information on ATEX certification, please contact Zhongnuo Testing directly

Service hotline: 18924609560 (same WeChat account)

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