An industrial networking system that uses token-passing peer-to-peer communications at data transfer rates of one megabit per second (MBPS). The network media is shielded twisted-pair cable.

• 一种工业网络，它使用令牌环点对点通讯模式传输数据，可达一百万位每秒。网络介质使用屏蔽双绞线。