Siemens SIMATIC RF1000 Series Operating Instructions Manual page 14

Connecting
The table below contains the connector assignment for the connecting cable with open ends
(6GT2891-2UH30).
Table 4- 1
Wire color
red
orange
brown
black
Application example
The following picture shows an example of an application of the SIMATIC RF1060R in
conjunction with a SIMATIC HMI.
Figure 4-1
14
Connector assignment of the cable 6GT2891-2UH30
Example of an application of a SIMATIC RF1060R in conjunction with a SIMATIC HMI
(e.g. 6AV7250-ODC03-0AH0) with extension unit (e.g. 6AV7674-1LA61-0AA0)
Assignment
+5 V
Data line, TxD
Data line, RxD
GND
Operating Instructions, 02/2019, C79000-G8976-C432-04
SIMATIC RF1000