DELTAFOUR® Insightshttps://www.deltafour.ai/insights/Guides and field notes on lockout-tagout, digital LOTO and permit-to-work.en What is lockout-tagout (LOTO)? A plain-English guide for plant teamshttps://www.deltafour.ai/insights-what-is-lockout-tagout/https://www.deltafour.ai/insights-what-is-lockout-tagout/Lockout-tagout (LOTO) keeps machines from starting while people work on them. Learn the energy sources, the six steps, lock vs tag, group lockout and where paper LOTO fails.Sun, 11 Oct 2026 09:00:00 +0530 What is digital LOTO? How Bluetooth lockout works on the shop floorhttps://www.deltafour.ai/insights-digital-loto-explained/https://www.deltafour.ai/insights-digital-loto-explained/Smart LOTO® adds a Bluetooth-enabled padlock, a personal digital key and a live permit record to lockout-tagout. See how it works, what changes from paper and how plants roll it out.Sun, 11 Oct 2026 09:00:00 +0530 Seven ways paper LOTO fails — and how to see them cominghttps://www.deltafour.ai/insights-paper-loto-failures/https://www.deltafour.ai/insights-paper-loto-failures/Shared keys, missing try-outs, unread tags and late registers. The seven failure modes we see on plant walks, the warning signs for each, and how digital LOTO closes them.Sun, 11 Oct 2026 09:00:00 +0530 Group lockout without the hasp: the virtual lockbox explainedhttps://www.deltafour.ai/insights-group-lockout-without-hasp/https://www.deltafour.ai/insights-group-lockout-without-hasp/How group lockout works with hasps and lockboxes, where it breaks, and how a virtual lockbox lets whole crews lock on digitally to one isolation point.Sun, 11 Oct 2026 09:00:00 +0530 Why the try-out step gets skipped, and how to make it stickhttps://www.deltafour.ai/insights-why-try-out-gets-skipped/https://www.deltafour.ai/insights-why-try-out-gets-skipped/Try-out, or verifying zero energy, is the step that proves an isolation worked. Why crews skip it, what it costs, and how to make it impossible to skip without slowing the job.Sun, 11 Oct 2026 09:00:00 +0530 OSHA 29 CFR 1910.147 in plain English: what an energy control program needshttps://www.deltafour.ai/insights-osha-1910-147-explained/https://www.deltafour.ai/insights-osha-1910-147-explained/A plain-English summary of OSHA 29 CFR 1910.147, the control of hazardous energy standard: program, procedures, devices, training, inspections, group lockout, shift change and contractors.Sun, 11 Oct 2026 09:00:00 +0530 Digital permit-to-work: how it works and why LOTO integration comes firsthttps://www.deltafour.ai/insights-digital-permit-to-work-guide/https://www.deltafour.ai/insights-digital-permit-to-work-guide/What a digital permit-to-work system does, the permit lifecycle, the checks that should be linked to every permit, and the questions to ask a PTW vendor. Start with isolation.Sun, 11 Oct 2026 09:00:00 +0530 Smart locks vs Connected Safety Intelligence®: why industrial lockout needed a new categoryhttps://www.deltafour.ai/insights-smart-locks-vs-connected-safety-intelligence/https://www.deltafour.ai/insights-smart-locks-vs-connected-safety-intelligence/A Bluetooth padlock is not a lockout system. What separates a connected padlock from a connected isolation system, and why Connected Safety Intelligence® is the category DELTAFOUR® created.Sun, 11 Oct 2026 09:00:00 +0530 Contractor lockout: verifying who actually holds the lockhttps://www.deltafour.ai/insights-contractor-lockout-face-verification/https://www.deltafour.ai/insights-contractor-lockout-face-verification/Contractors do much of the riskiest maintenance work. How face-verified personal lockout makes sure every contractor is identified, inducted and trained before they get a lock.Sun, 11 Oct 2026 09:00:00 +0530