What is IEC 61508 ?
What is IEC 61508? IEC 61508 (previously IEC 1508) is a seven-part standard that defines specific direction and guidelines on
What is IEC 61508? IEC 61508 (previously IEC 1508) is a seven-part standard that defines specific direction and guidelines on
A SIS is engineered to perform “specific control functions” to failsafe or maintain safe operation of a process when unacceptable