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变量名称: analog_output_alarm_select

变量ID: 0x177A

变量标签: AO ALARM TYPE

变量描述: Analog Output Alarm Type- Defines how the Analog Output will respond when the Field Device detects that the Analog Output may not be tracking the associated Field Device Variable. NOTE- The Digital Value representation may not be determinate. Analog Output- Measureable physical output which changes with respect to time, without user intervention.There are 3 mode of AO Alarm Type as below; Overscale Underscale Hold last output

变量处理: 读/写

变量分类: AnalogOut

变量长度: 1

变量数据类型: 枚举

变量枚举值 变量枚举文本
0x0000
0x0001
0x00EF 保留最近输出值

变量显示格式:

变量编辑格式:

变量单位:

变量最大值: N/A

变量最小值: N/A

变量读取命令列表

命令号 命令ID 命令名称
15 00B7 read_pv_output_info

变量写入命令列表

命令号 命令ID 命令名称
176 402B Alarm_Selection_write