Low-voltage switchgear and controlgear - Part 5-7: Control circuit devices and switching elements - Requirements for proximity devices with analogue output— 29 стр.
Safety of machinery - Safety-related parts of control systems - Part 1: General principles for design (ISO 13849-1:2015); German version EN ISO 13849-1:2015— 113 стр.
Safety of machinery - Safety-related parts of control systems - Part 1: General principles for design (ISO 13849-1:2006); German version EN ISO 13849-1:2008— 102 стр.
