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Diagrama de fiação da cortina de luz de segurança + conexão OSSD com Allen-Bradley GuardLogix/Siemens
A safety light curtain wiring diagram is simple on paper: two output wires, a 24VDC supply, and a ground. In the panel it’s seldom so. Those two output wires are OSSDs – Output Signal Switching Devices – and how you…
Cortina de luz de segurança tipo 2 vs tipo 4: Guia de decisão SIL (2026)
Making a choice between a Type 2 or Type 4 safety light curtain isn’t often much of a free choice – the answer is dictated by the risk graph in ISO 13849-1, the IEC 61496-1 ESPE standard, and the machine-type…
O que é uma cortina de luz de segurança? definição, tipos e padrões
What is a safety light curtain? Put simply, the light curtains is an electro-sensitive protective equipment (ESPE) with an array infrared light beams that detects a person or part of a person entering, 86 milliseconds under IEC 61496-1: 2020, a…
Segurança do guindaste aéreo: OSHA 1910.179, Perigos e Prevenção (2026)
Overhead crane safety sits at the line where a steel mill’s productivity ends up in a coroner’s report. From 2011 to 2017, the U.S. Bureau of Labor Statistics tracked 297 work-related fatalities involving cranes. That works out to an average…
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