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Implementation of safety requirements from applicable standards

The function block has been developed according to the safety requirements (from applicable standards) listed in this section. All other requirements from these standards must be observed when implementing the safety-related function.

This section describes either how the function block meets the requirements of the standards or what measures need to be taken to meet the requirements of the standards.

StandardsContext / RequirementImplementation
EN ISO 13849-1Section 5.2.2 "Manual reset function"The EN ISO 13849-1 standard specifies a falling edge for the reset function. The following requirements must be met:
  • All safety-related functions and the protective equipment must be in working condition.
  • The manual reset function itself may not lead to an action or hazard.
  • It must be provided by a separated, manually operating device.
  • The request must be intended by an operator and caused by releasing a control device.
  • The control device must be placed in a position with an unlimited view of the zone of operation during the activation.