Open sources
Torch Bearer is built entirely from open standards, public specifications, and openly-licensed educational material. No copyrighted vendor training content is used. Every question cites the public reference it was drawn from.
Rockwell Automation — Getting Results guides (public PDFs)
- Projects, controllers, chassis and module configuration (ARCH-GR001)
- Driver setup, RSWho browsing, going online with a controller (LINX-GR002)
- Shortcuts, device discovery and communication paths (FTLINX-GR001)
- OPC UA / DA server configuration and client connections (FTLG-GR001)
- Project backup, version control and disaster recovery (FTAC-GR002)
- Legacy PLC-5 project handling, upload/download workflow (LG5-GR002)
- Full public index of every Getting Results guide
Automation & control
- IEC 61131-3PLC programming languages standard
- IEC 61499Distributed function-block automation architecture
- ISA-95 / ISA-88Enterprise-control integration and batch control models
- ANSI/ISA-5.1Instrumentation symbols and P&ID identification
- NEMA ICS seriesIndustrial control and automation device standards
- Modbus Application ProtocolOpen public specification
- OPC UA (IEC 62541)Industrial interoperability
- IEEE Std 1815DNP3 communications
- Rockwell Automation Literature LibraryOfficial Allen-Bradley / ControlLogix / Studio 5000 manuals and technical notes (public)
- Siemens Industry Online SupportOfficial SIMATIC / TIA Portal manuals, application examples, and FAQs (public)
Electrical & safety
- NFPA 70EElectrical safety in the workplace, arc-flash practice
- NFPA 79Electrical standard for industrial machinery
- NEC (NFPA 70)Wiring, grounding, and overcurrent protection concepts
- UL 508AIndustrial control panel construction
- IEEE 3000 seriesPower system design, grounding, and protection
- OSHA 1910.147 / .212 / .333Lockout/Tagout, machine guarding, electrical work practices
HMI, alarms & drives
- ISA-18.2Alarm management lifecycle
- ISA-101Human-machine interface design
- IEC 60417Graphical symbols for use on equipment
- IEC 61800 seriesAdjustable-speed drives: performance, EMC, and safety
OT security & process
- IEC 62443Industrial automation and control system security
- NIST SP 800-82 Rev. 3Guide to Operational Technology security
- NIST Cybersecurity FrameworkRisk identification, protection, and response
- MITRE ATT&CK for ICSPublic adversary tactics and techniques knowledge base
- CISA ICS advisoriesUS government public ICS vulnerability guidance
- IEC 61511 / ISA-84Safety instrumented systems for the process industry
- ASHRAE 90.4 & TC 9.9Data center cooling, efficiency, and thermal guidelines
Open educational material
- MIT OpenCourseWareFeedback systems & controls (6.302, 2.04A)
- US DOE / NREL publicationsMotors, pumps, and energy systems (public domain)
- NASA & NIST technical handbooksMeasurement, calibration, and reliability references
- Wikipedia (CC-BY-SA)PLC, SCADA, ladder logic, PID, VFD articles — used only as a secondary reference, always backed by a primary standard or textbook source
Standards bodies retain copyright in their published documents. Torch Bearer teaches the concepts, diagnostic logic, and safe work practices these standards describe — it does not reproduce their text, and it is not affiliated with or endorsed by any standards body or equipment manufacturer.