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Standards for SIL certification and evaluation

1 IEC 61508: The functional safety of electrical/electronic/programmable electronic safety related systems (1) IEC61508 standard specifies the basic safety requ……

What is SIL level?

SIL stands for Safety Integrity Level, derived from two voluntary standards used by factory owners/operators to quantify safety performance requirements for hazardous operations: IEC 61508： Functional safety of electrical/electronic/programmable electronic safety related systems IEC 61511: Safety instrumented systems i……

What is SIL certification?

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 61……

What are the levels in SIL certification?

SIL certification is divided into SIL1 SIL2、SIL3、SIL4， Level 1 is the lowest level of product functional safety, and level 4 is the highest level. SIL requirements are often required for bidding and procurement in the industry. Safety Integrity Level (SIL) is defined as the relative risk reduction level provided by saf……

Common Misconceptions in SIL Certification

Many companies have continued the CE certification model, focusing solely on design without implementing the safety requirements and lifecycle concept emphasized by IEC 61508. Many domestic suppliers and enterprises that design and produce safety devices have undergone CE certification before implementing SIL certifica……

What is SIL assessment?

SIL assessment is a third-party evaluation based on functional safety standards such as IEC 61508, IEC 61511, IEC 61513, IEC 13849-1, IEC 62061, and IEC 61800-5-2, which evaluates the safety integrity level (SIL) or performance level (PL) of safety related equipment. SIL assessment mainly involves project management (F……

What are the products certified by SIL?

The product scope of SIL certification: Functional safety certification applies to all equipment used to achieve process control safety functions, mainly divided into safety component and safety system categories. 1. Safety components: on-site sensors, pressure transmitters, temperature transmitters, level transmitters……

What are the advantages of SIL certification for enterprises?

The benefits of SIL certification for enterprises are as follows: 1. The positive impact of SIL certification on products: (1) it can ensure the correctness of specific product functions; (2) Can improve the acceptance and recognition of products in the industry; (3) Due to the high security of certified products, thei……

Application areas of SIL certification

The necessity of SIL certification: Equipment/system failures in factories may cause environmental damage and personal injury; The factory can classify equipment requirements based on expected damage; Provide manufacturers with a method to describe product failure performance; The confirmed SIL level is the goal and fo……

Introduction to Explosion proof Certification in Various Countries

For a long time, major industrialized countries in the world have each formulated mandatory national standards and technical requirements for explosion-proof electrical products based on their own national conditions in safety production regulations, and most of them cannot be mutually recognized. The practical difficu……