Siemens SINUMERIK 840D sl Function Manual

Detailed description
2.10 Memory requirements of basic PLC program for SINUMERIK 840D
Basic logic functions: PLC basic program solution line (P3 sl)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0
81
Example:
Based on the memory requirements in the table above, the memory requirements have been
determined for two sample configurations (see table below).
Block size (bytes)
Block
type no.
Function Remark
Working
memory
Minimum configuration (1 spindle, 2 axes and T MCP)
See above Basic program, base 54688
Interface DBs 1612
MCP 92
Total 56392
Block size (bytes)
Block
type no.
Function Remark
Working
memory
Maximum configuration (2 channels, 4 spindles, 4 axes, T MCP)
See above Basic program, base 54688
See above Interface DBs 2768
See above MCP 92
See above Error/operating
messages
66
See above ASUBs 1 ASUB initiation 128
See above Concurrent axis For 2 turrets 132
See above PLC/NC
communication
1 x read variable and 1 x write variable 838
See above Tool management 2 turrets with one loading point each 674
See above Compile cycles 436
Total 59822

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