Siemens SINUMERIK 840D sl Manual

System overview
1.2 System configuration
Guide for the SINUMERIK 840D sl machine configuring
1-2 Manual, 07/2006 Edition, 6FC5397-6CP10-0BA0
1.2 1.2 System configuration
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.
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Figure 1-1 Typical topology of the SINUMERIK 840D sl compact system

Siemens SINUMERIK 840D sl Specifications

General

Control Type	CNC
Number of Axes	Up to 31
Max Number of Channels	10
Interfaces	Ethernet, PROFIBUS, PROFINET, USB
Interpolation	5-axis interpolation
Operating Temperature	0°C to 45°C
Relative Humidity	Up to 95% (non-condensing)
Display	TFT color display, various sizes
Programming Languages	DIN/ISO
Safety Features	Safety Integrated
PLC	Integrated PLC S7-300
Drive Interface	SINAMICS S120
Data Storage	CF card, USB
Operating System	Windows-based