SIL certification, Safety Integrity Level - Safety Integrity Level. It is a third-party evaluation, verification, and certification that evaluates and confirms the Safety Integrity Level (SIL) or Performance Level (PL) of safety equipment based on standards such as IEC 61508 (GB/T 20438), IEC 61511 (GB/T 21109), IEC 61513, IEC 13849-1, IEC 62061, and IEC 61800-5-2. 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.

SILauthenticationThere are a total of 4 levels, SIL1、SIL2、SIL3、SIL4， This includes two levels: product and system. Among them, SIL4 has the highest requirements.

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

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