Siemens SINUMERIK 840DE sl Commissioning Manual page 954

Functionality
5.3 Variable access
5.3 Variable access
5.3.1 Variable paths for NC access operations
Note
You have to pay attention to the correct upper-case and lower-case of the "nodeID". The
respective identifier of the "nodeID" provides information on the correct notation.
Variable access
The variable paths for NC access are stored in the address space of the SINUMERIK Operate
OPC UA server.
You can obtain additional information from the List Manual for 840D sl and 828D "NC variables
and interface signals" (https://support.industry.siemens.com/cs/de/de/view/109748365/en).
Figure 5-2
The displayed NC variables always represent only the first parameter of the corresponding
NC data area (channel, TO area, mode group).
Example
Syntax of the R parameter is as follows: R[Channel,Parameter]
38
Identifier for R parameter
SINUMERIK Integrate for Engineering Access MyMachine / OPC UA
Configuration Manual, 12/2017, 6FC5397-1DP40-6BA1