Connecting The Power Supply - Siemens SIMATIC RS 485 Manual

Connecting

5.2 Connecting the power supply

Amplification of bus signals
The amplification of the bus signals takes place between the port for bus segment 1 or the
PG/OP interface and the port for bus segment 2.
5.2 Connecting the power supply
Cable type
To connect the 24 V DC power supply, use flexible cables with a cross section of 0.25 mm
to 2.5 mm
Connecting the power supply
To connect the power supply of the RS-485 repeater:
● Strip the insulation from the cable for the 24 V DC power supply.
● Connect the cable to terminals "L+", "M" and "PE".
20
(AWG 26 to 14).
2
RS 485 Repeater
Manual, 02/2011, A5E03382072-01
2