Reliability Block Diagrams

Reliability Block Diagrams
in Reliability Workbench

Download Reliability Workbench and access our powerful RBD module used in high profile projects at over 1200 sites worldwide.

  • Quickly build models using drag and drop and libraries
  • Fast and accurate system analysis
  • Fully integrated with FMEA and Markov analysis
  • Automatic conversion to fault trees
  • Importance and common cause analysis included
  • No limit to the number of blocks or hierarchical levels
  • Multiple standards support including ARP 4761, IEC 61508, ISO 26262
  • Integrated failure data libraries
  • Directly link to hazard logs for verification
  • Import/export facilities to databases and spreadsheets

Our software has been in continuous development since the 1980s and is the recognized standard for safety and reliability professionals.

Why choose Isograph's RBD Module?

There are many reasons to choose our powerful RBD module – here are
just a few:

Accurately Predict System Reliability

Our powerful minimal cut set generator ensures that dependent RBD structures are modelled efficiently and accurately. Determine the reliability and availability of complex systems and identify weak points with importance analysis Read More...

Highly Integrated

Link to prediction, FMEA, Markov models, failure data libraries and hazard logs for safety assessment verification. Automatically create fault tree structures
Read more about safety assessment...

Enterprise Level Safety Analysis

Perform safety analysis at an enterprise level using the Isograph Enterprise Database. Maintain projects and libraries in a security controlled environment Read More...


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