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3 result(s) for safety function response time

• OPC-10000-15 – OPC Unified Architecture - Part 15: Safety
  3.1.1.10 safety function response time
  safety function response time worst case elapsed time following an actuation of a safety sensor connected to a fieldbus, until the corresponding safe state of its safety actuator ... achieved in the presence of errors or failures in the safety function Note 1 to entry: This concept is introduced in IEC 61784‑3:2021, 5.2.4 and is addressed
• OPC-10000-15 – OPC Unified Architecture - Part 15: Safety
  6.3.5 Cyclic and acyclic safety communication
  maximum time between two executions of the SafetyConsumer will contribute to the safety function response time ( SFRT ). Some safety functions, such as the transfer of safe configuration data at startup
• OPC-10000-15 – OPC Unified Architecture - Part 15: Safety
  8.2 Safety function response time part of communication
  Safety function response time part of communication For cyclic communication, the part of the safety function response time attributable to a safety communication according to this document (SFRTOPCSafety) is specified ... Calculation of safety function response time part of OPC UA safety SFRTOPCSafety <= 2 × SafetyConsumerTimeout + ConsumerCycleTime (1) where SFRTOPCSafety: Part of the safety function response time attributable to the safety