DIN 43772 Bb.1-2000 控制技術.玻璃管液體溫度計、度盤式溫度計、熱電耦和電阻溫度計用保護管和伸縮管.指定保護管/溫度計的一般綜述
Control technology - Protective tubes and extention tubes for liquid-in-glass thermometers, dial thermometers, thermocouples and resistance thermometers - General review; assignment protective tube/thermometer