DIN EN 61003-2-2017 工業過程控制系統.具有模似輸入和兩個或多個輸出位置的儀表.第2部分:檢驗指南和例行試驗(IEC 61003-2-2016);德文版本EN 61003-2-2016
Industrial-process control systems - Instruments with analogue inputs and two- or multi-position outputs - Part 2: Guidance for inspection and routine testing (IEC 61003-2:2016); German version EN 61003-2:2016