命令名称：write_span_unit_data

命令ID：4098

命令号：155

命令操作：cmdOpWrite

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
cmdDataReference	cmdDataItemFlg_None	0	0	0	fluid
cmdDataReference	cmdDataItemFlg_None	0	0	0	volumetric_unit
cmdDataReference	cmdDataItemFlg_None	0	0	0	mass_unit
cmdDataReference	cmdDataItemFlg_None	0	0	0	std_nml_unit
cmdDataReference	cmdDataItemFlg_None	0	0	0	time_unit
cmdDataReference	cmdDataItemFlg_None	0	0	0	function

    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
cmdDataReference	cmdDataItemFlg_None	0	0	0	fluid
cmdDataReference	cmdDataItemFlg_None	0	0	0	volumetric_unit
cmdDataReference	cmdDataItemFlg_None	0	0	0	mass_unit
cmdDataReference	cmdDataItemFlg_None	0	0	0	std_nml_unit
cmdDataReference	cmdDataItemFlg_None	0	0	0	time_unit
cmdDataReference	cmdDataItemFlg_None	0	0	0	function