System Configuration - Siemens SINUMERIK 840D sl Manual

System overview

1.2 System configuration

1.2 System configuration
1.2
The heart of the SINUMERIK 840D sl is the Numerical Control Unit (NCU). It combines NCK,
HMI, PLC, closed-loop control and communication tasks.
Components
With the TCU (Thin Client Unit), the operator panel can be installed as much as 100 meters
away. Up to 2 distributed OPs can be operated on an NCU 710 and as many as 4 distributed
OPs on an NCU 720/730 or PCU 50.3.
Figure 1-1
1-2
Typical topology of the SINUMERIK 840D sl compact system
Guide for the SINUMERIK 840D sl machine configuring
Manual, 07/2006 Edition, 6FC5397-6CP10-0BA0