Siemens SINUMERIK 840D sl Function Manual page 90

Several Operator Panels on Several NCUs, Distributed Systems (B3)
2.1 Brief Description
Features
The following operating characteristics are typical of the OEM solution illustrated in the
diagram above:
● NCU operation:
● HMI Embedded
● HMI Advanced
1 operator panel: 4 NCUs
In addition to the options described above, it is also possible to create a link between an
operator panel with HMI Advanced and up to four NCUs, as illustrated in the diagram below.
The MCP and the local operator panel with HMI Embedded have fixed assignments to the
relevant NCU in this case.
A second control unit can be connected to the OPI.
Figure 2-7
90
The user must select the NCU to be operated by means of a softkey.
The operator display shows the name of the connection and of the NCU to which the
control unit is currently linked.
Can only be connected to a local NCU.
When a link to another NCU is set up, the last operating area selected on the previous
NCU is immediately available for the new NCU.
Example configuration (M:N in the ratio 1:4)
Function Manual, 01/2008, 6FC5397-1BP10-3BA0
Extended Functions