SIL 2 and SIL 3 are the most common safety integrity levels required in machine and process safety applications, making the GuardLogix controller ideal for a wide range of safety applications.

SIL 2和SIL 3是机械和过程安全应用中要求的最普遍安全完整性等级，使得GuardLogix控制器成为众多安全应用的理想选择。

youdao

Professor Paul Whiteley, the study's author and director of the Essex Centre for the Study of Integrity, said levels of integrity were important because they were linked to a person's sense of civic duty.

BBC: Britons 'more dishonest than 10 years ago', study finds

Mr Johnson's job involves upholding the integrity of football at all levels in England, as well as educating players about issues such as gambling.

BBC: Sport and gambling united against cheating

But at the collegiate level when you are still talking about young men and women putting themselves on the line for their universities, there must be some minimum levels of decorum and integrity which are upheld.

FORBES: Mike Rice Must Be Fired for Abusive Coaching Tactics at Rutgers University