Aspen PID Watch™

PID loop monitoring and diagnostics

Aspen PID Watch is a full end-to-end solution for regulatory control loop performance assessment, and is part of the Aspen Watch™ Desktop product. Aspen PID Watch provides analysis, reporting, simulation, and tuning functions for PID loops. It was designed to automatically monitor and evaluate the performance and of a large number of PID control loops on a regular scheduled basis. Aspen PID Watch is a core element of AspenTech’s aspenONE™ Advanced Process Control applications.

Features

  • Expanding range of performance monitoring applications
    • State Monitoring
    • APC Performance Monitoring
    • Controller diagnostics
  • PID loop monitoring
    • Performance Index Chart
    • Closed Loop Impulse Response Plots
    • Control Error Auto-Correlation Plots
    • Closed Loop Frequency Response
    • Control Valve Stiction Plots
    • Automatic alarms when PID loop performance degrades
  • Flexible reporting
    • Various shift/daily/weekly reports for controller performance
    • Track to highlight Operator changes to limits/status
    • % time in different control modes
    • Control performance statistics and trends

Benefits

  • Quickly identify and correct PID performance problems
  • Simplify the task of identifying optimal tuning parameters
  • Create scheduled and ad hoc reports

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