Course Overview
This 5-day intensive program provides control systems engineers, functional safety professionals, and maintenance teams with advanced competencies in maintaining Safety Instrumented Systems (SIS) and critical protection systems in compliance with IEC 61511, ISA 84, and API RP 556 standards.
Course Objectives
Upon completion, participants will be able to:
- Execute IEC 61511-compliant maintenance strategies
- Perform diagnostic testing (partial stroke, proof tests)
- Troubleshoot IPS components (sensors, logic solvers, final elements)
- Manage bypass/override procedures with audit trails
- Analyze failure data using reliability engineering principles
- Maintain cybersecurity integrity of protection systems
- Optimize testing intervals based on PFD calculations
- Document maintenance activities for functional safety audits
Who Should Attend
This course is essential for:
- Automation & Control Engineers
- Functional Safety Engineers
- IPS Maintenance Supervisors
- Process Safety Managers
- Instrumentation Technicians
- SIS Commissioning Teams
- HSE Compliance Specialists
Course Modules
Module 1: IPS Fundamentals & Standards
- IEC 61511/ISA 84 maintenance requirements
- Safety Lifecycle (Phase 5-6 focus)
- SIL verification vs. maintenance validation
- Protection layer interfaces (BPCS, alarms, reliefs)
Module 2: IPS Component Maintenance
| Component | Key Maintenance Activities | Tools Required |
| Sensors | Calibration, HART diagnostics | Calibrator, HART modem |
| Logic Solvers | Watchdog timer tests, diagnostics | Engineering workstation |
| Final Elements | Partial stroke testing, lubrication | PST device, torque wrench |
Module 3: Advanced Proof Testing
- Full vs. partial proof testing
- Test coverage calculations
- Automated testing solutions
- Managing test-induced downtime
Module 4: Bypass & Override Management
- Types of bypasses (maintenance, operational)
- Authorization workflows
- Compensating measures
- Electronic bypass logging systems
Module 5: Failure Data Analysis
- Failure Mode Effects and Diagnostic Analysis (FMEDA)
- Spurious trip investigations
- Mean Time To Failure (MTTF) tracking
- Failure reporting per IEC 61508-4
Module 6: Cybersecurity Maintenance
- Patch management for SIS components
- User access control reviews
- Network segmentation verification
- Cybersecurity incident response
Module 7: Maintenance Optimization
- Risk-Based Inspection (RBI) approaches
- Testing interval optimization
- Smart maintenance technologies
- Digital twin applications