: Covers the truck itself, its onboard or remote control system, guidance means, and load-handling attachments. Excluded Systems
The official ISO 3691-4 PDF is a copyrighted document and must be purchased from authorized standards distributors. Be cautious of unofficial "free" PDFs, as they may be outdated, incomplete, or illegal. The current active version is . You can obtain it from several official sources:
Once you have the official PDF, do not just read it cover-to-cover. Instead:
ISO 3691 is a multipart international standard dealing with industrial trucks (powered industrial trucks, e.g., forklifts). Part 4 (ISO 3691-4) specifically addresses safety requirements for driverless industrial trucks and their systems. It sets out principles, functional safety considerations, risk reduction measures, and verification/validation expectations for design, deployment, and operation of automated guided vehicles (AGVs) and other autonomous industrial trucks used in material handling. Iso 3691-4 Pdf
Configure the safety laser scanner fields on your vehicles. Ensure the "Warning Field" slows the robot down gradually, and the "Protected Field" stops the robot completely before it makes physical contact with an object or person. Step 3: Implement Personnel Training
: Areas with insufficient clearance where specialized protection is required. 2. Personnel Detection Systems
Mastering the content of the ISO 3691-4 PDF is not just a regulatory box to check—it is a strategic necessity for any company deploying AGVs or AMRs. It serves as the essential blueprint for building a safe, compliant, and efficient automated operation, and by following the guidelines, you can significantly reduce risks and protect your most valuable asset—your people. : Covers the truck itself, its onboard or
The standard references for control system safety. It mandates Performance Levels (PLr) for safety-related parts—typically PLr = d for most AGV/AMR safety functions. The PDF is indispensable for designing compliant safety circuits.
Vehicles must behave differently depending on their environment:
To implement the guidelines of ISO 3691-4 within your facility, consider the following roadmap: The current active version is
The standard specifies safety requirements and verification methods for powered driverless trucks and their control systems. It covers a wide range of autonomous platforms such as: ISO - International Organization for Standardization
Officially titled "Industrial trucks – Safety requirements and verification – Part 4: Driverless industrial trucks and their systems," this standard is the definitive guide for manufacturers and users of AGVs and AMRs.