Standard No.:	GB/T 35381.4-2017
English Name:	Tractors and machinery for agriculture and forestry―Serial control and communications data network―Part 4:Network layer
Chinese Name:	农林拖拉机和机械 串行控制和通信数据网络 第4部分：网络层
Chinese Classification:	B90    Farming and foresting machinery and tools
Professional Classification:	GB    National Standard
ICS Classification:	65.060.01 65.060.01    Agricultural machines and equipment in general 65.060.01
Source Content Issued by:	AQSIQ; SAC
Issued on:	2017-12-29
Implemented on:	2018-7-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	16500 words
Translation Price(USD):	490.0
Delivery:	via email in 1~5 business day

规定了农林拖拉机及悬挂、半悬挂、牵引或自走式机具的串行控制和通信数据网络，其目的是标准化传感器、驱动器、控制元件，信息存储和显示单元之间的数据传输方法和格式，这些器件安装在拖拉机或悬挂机具上或是其上的标配。GB/T xxxxx的本部分描述的网络层，定义了ISO 11783网络的不同网段的控制功能（CFs）之间需要的通信要求和服务，定义了网络互联单元的类型。