Siemens SINUMERIK 840D sl Function Manual page 1350

Detailed description
2.8 SPL for Safety Integrated
2.8 SPL for Safety Integrated
Rather than being a function of the basic program, SPL is a user function. The basic
program makes a data block (DB18) available for Safety SPL signals and runs a data
comparison to ensure the consistency of SPL program data in the NCK.
See:
References:
/FBSI/Functional Description, Safety Integrated
2.9 Assignment overview
2.9.1 Assignment: NCK/PLC interface
The assignment of the NC/PLC interface for SINUMERIK 840D is described in detail in:
References:
/LIS2/ Lists (Book2)
2.9.2 Assignment: FB/FC
Number
FB 15
FB 1, FC2, FC 3, FC5
FC 0-29
FB 0-29
FC 30-999
FB 30-999
FC 1000-1023
FB 1000-1023
FC 1024- upper limit
FB 1024- upper limit
Note:
1)
The actual upper limit of the block number (FB/FC) depends on the PLC CPU on which the selected
NCU is located. For FC and FB assignment, see
Section 6.4 "Memory requirements of PLC basic program for SINUMERIK 840D".
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Significance
Basic program
Basic program
Reserved for Siemens
Reserved for Siemens
Free for user assignment
1)
Free for user assignment
1)
Reserved for Siemens
Reserved for Siemens
Free for user assignment
Free for user assignment
Basic logic functions: PLC basic program solution line (P3 sl)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0