Search

5 result(s) for fail-safe substitute values

• OPC-10000-15 – OPC Unified Architecture - Part 15: Safety
  3.1.2.2 fail-safe substitute values
  fail-safe substitute values values which are issued or delivered ... instead of process values when the safety function is set to a fail-safe state Note 1 to entry:  In this document, the fail-safe substitute values (FSV) are always
• OPC-10000-15 – OPC Unified Architecture - Part 15: Safety
  3.3.1 General conventions
  data that are used in case of unit failures or errors, are called fail-safe substitute values ( FSV ) and are set to binary "0". Reserved bits
• OPC-10000-15 – OPC Unified Architecture - Part 15: Safety
  6.2.2.3 Method ReadSafetyData
  SafetyConsumer . Otherwise, the SafetyConsumer will not accept the transferred data and switch to fail-safe substitute values instead (see state S16 in Table 34 as well
• OPC-10000-15 – OPC Unified Architecture - Part 15: Safety
  7.2.3.5 Signature over the SafetyData Structure (SafetyStructureSignature)
  what the SafetyProvider actually provides, SafetyStructureSignature will differ, allowing the SafetyConsumer to enable fail-safe substitute values . In addition, the identifier of the Structure DataType ( SafetyStructureIdentifier ) is also taken into
• OPC-10000-15 – OPC Unified Architecture - Part 15: Safety
  9.5 Safety manual
  accomplished. 6 Operator acknowledgment If the SafetyConsumers makes a transition to fail-safe substitute values requiring operator acknowledgment "frequently", this is an indication that a check