Detailed description
2.10 Memory requirements of basic PLC program for 810D, 840D
Power Line Basic PLC Program (P3)
Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0
2-75
PLC/NCK, PLC/MMC interface
DB 10 PLC/NCK signals Must be loaded 318 262
DB 11 Signals PLC/Mode group Is generated by BP 80 44
DB 21, 30 PLC/channel signals Are generated by BP as a function of NCMD 352 each 316 each
DB 31, ...61 PLC/axis or spindle
signals
Are generated by BP as a function of NCMD 180 each 144 each
Basic program options
Machine control panel
FC 19 Transfer of MCP signals,
M variant
Must be loaded when M variant of MCP is
installed
1498 1258
FC 25 Transfer of MCP signals,
T variant
Must be loaded when T variant of MCP is
installed
1358 1160
FC 24 Transfer of MCP signals,
slim variant
Must be loaded when slim variant of MCP is
installed
1358 1160
FC 26 Transfer of MCP signals,
HPU variant
Must be loaded for HPUs 1358 1160
FC 14 MPI/OPI transfer Must be loaded if MCPNum > 0 942 802
Handheld unit
FC 13 Display control HHU Can be loaded for handheld units 1264 1044
Error/operating messages
FC 10 Acquisition FM/BM Load when FM/BM is used 1572 1350
ASUB
FC 9 ASUB start Load when PLC ASUBs are used 656 538
Basic program options
Concurrent axes
FC 15 Positioning of linear/rotary
axes
Load for axis positioning by PLC 656 546
FC 16 Positioning of indexing
axes
Load for axis positioning by PLC 674 560
Star/delta changeover
FC 17 Star/delta switchover of
MSD
Load for star/delta switchover 612 494
Spindle control
FC 18 Spindle control Load for spindle control from PLC 826 676
PLC/NC communication
FB 2 Read NC variable Load for Read NC variable 396 224
DB n1) Read NC variable One instance DB per FB 2 call 426 each 270 each
FB 3 Write NC variable Load for Write NC variable 396 224
DB m1) Write NC variable One instance DB per FB 3 call 426 each 270 each
FB 4 PI services Load for PI services 334 214
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