Siemens SIMATIC NET PROFIBUS - 5.3 Installing and Uninstalling the RS-485 Repeater

Active Components for RS-485 Networks
5-9
PROFIBUS Networks SIMATIC NET
6GK1970-5CA20-0AA1 Release 2 05/2000
5.3 Installing and Uninstalling the RS-485 Repeater
Overview
You can install the RS-485 repeater as follows:
S On an S7-300 rail
or
S On a standard rail (order number 6ES5 710-8MA..)