Standard No.:	GB/T 35381.2-2017
English Name:	Tractors and machinery for agriculture and forestry―Serial control and communications data network―Part 2:Physical layer
Chinese Name:	农林拖拉机和机械 串行控制和通信数据网络 第2部分：物理层
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:	21000 words
Translation Price(USD):	630.0
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，其目的是实现传感器、驱动器、控制元件与悬挂或半悬挂拖拉机的信息存储和显示单元之间的数据传输方法和格式的标准化，并为农林设备的电子控制系统提供开放系统的互联参考模型支持（OSI）。本部分定义和描述了该网速为250 kbit/s四芯双绞非屏蔽电缆的物理层。