LST EN 61514-2-2014 工业过程控制系统. 第2部分: 致动器阀总成上安装的气动输出智能阀门定位器性能的评估方法(IEC 61514-2-2013)
Industrial process control systems - Part 2: Methods of evaluating the performance of intelligent valve positioners with pneumatic outputs mounted on an actuator valve assembly (IEC 61514-2:2013)