命令名称：read_level_family_device_variable_values

命令ID：440E

命令号：2820

命令操作：cmdOpRead

命令中事务个数：1

事务列表

    事务号：0

    事务中请求数据列表

条目类型	标识	掩码	整数	浮点	变量ID
cmdDataFlags	cmdDataItemFlg_Info	0	0	0	deviceCodeMediaLevel
cmdDataFlags	cmdDataItemFlg_Info	0	0	0	deviceCodeUllage
cmdDataFlags	cmdDataItemFlg_Info	0	0	0	deviceCodeAdditionalSensor

    事务中响应数据列表

条目类型	标识	掩码	整数	浮点	变量ID
cmdDataReference	cmdDataItemFlg_None	0	0	0	response_code
cmdDataReference	cmdDataItemFlg_None	0	0	0	device_status
cmdDataFlags	cmdDataItemFlg_Info	0	0	0	deviceCodeMediaLevel
cmdDataReference	cmdDataItemFlg_None	0	0	0	Level_Classification
cmdDataReference	cmdDataItemFlg_None	0	0	0	mediaLevel_Obj_unit
cmdDataReference	cmdDataItemFlg_None	0	0	0	mediaLevel_Obj_value_0
cmdDataFlags	cmdDataItemFlg_Info	0	0	0	deviceCodeUllage
cmdDataReference	cmdDataItemFlg_None	0	0	0	ullage_Classification
cmdDataReference	cmdDataItemFlg_None	0	0	0	ullage_UnitCode
cmdDataReference	cmdDataItemFlg_None	0	0	0	Ullage_Obj_value_0
cmdDataFlags	cmdDataItemFlg_Info	0	0	0	deviceCodeAdditionalSensor
cmdDataReference	cmdDataItemFlg_None	0	0	0	T_Classification
cmdDataReference	cmdDataItemFlg_None	0	0	0	T_Obj_unit
cmdDataReference	cmdDataItemFlg_None	0	0	0	Internal_Temperature