5.1 Twisted Bus System (When using twisted pair cable)
5.1.1 Specifications of twisted pair cable
The following shows the specifications of a shielded twisted pair cable used in
the twisted bus system.
Twisted pair cables that satisfy the following specifications can also be used
even not introduced.
resistance (20 )
*1: Applicable only when the communication speed is 1.25Mbps or less.
Shielded twisted pair cable
39.4 /km or less
10M km or more
1000VAC 1 minute
70nF/km or less on average