Functional Safety and IEC 61508); ISO 11553-2:2013 FR 49eabae6 Safety of machinery -- Laser processing machines -- Part 2: Safety requirements for hand-held laser processing devices; IEC 60204-31:2013 EN-FR a6e06dd2 Safety of machinery - Electrical equipment of machines - Part 31: Particular safety and EMC requirements for sewing machines, units and systems; ISO 11553-2:2013 EN 784f543f Safety of machinery -- Laser processing machines -- Part 2: Safety requirements for hand-held laser processing devices; IEC 61508-1:2010 EN-FR 91a7b7d4 Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 1: General requirements (see Functional Safety and IEC 61508); IEC 61508-3:2010 EN-FR c3b8b254 Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 3: Software requirements (see Functional Safety and IEC 61508);">