Siemens SIMOTICS S-1FL6

Connecting
4.8 RS485 interface - X12
SINAMICS V90, SIMOTICS S-1FL6
174 Operating Instructions, 04/2019, A5E36037884-007
4.8
RS485 interface - X12
The SINAMICS V90 servo drives support communication with the PLCs through the RS485
interface over the USS or Modbus protocol.
Pin assignment
Illustration
Pin
Signal name
Description
1
Reserved
Do not use
2 Reserved Do not use
3
RS485+
RS485 differential signal
4
Reserved
Do not use
5
M
Ground to internal 3.3 V
6
3.3 V
3.3 V power supply for internal signal
7
Reserved
Do not use
8
RS485-
RS485 differential signal
9
Reserved
Do not use
Type: 9-pin, Sub-D, female