Startup In The Plc - Siemens SINUMERIK 840DE sl Commissioning Manual

11/2006
8.4

Startup in the PLC

Requirement
General
© Siemens AG 2006 All Rights Reserved
SINUMERIK 840D sl Commissioning Manual CNC: ShopMill – 11/2006 Edition
S
PCU startup is performed and the connection to the NCK established.
S
The NCK startup with NCK machine data for the tool management is per-
formed.
S
The basic PLC program is loaded.
NCK PLC
Tool
management
Fig. 8-1 Overview of tool management
FC 6 supplies data blocks DB71/72 with the information for the new and old
tools. Block FC 6 is called by the basic PLC program and must not be called
again in the PLC user program.
8.4
DB 4
Basic PLC
program
block
FC 6 DB 71
Basic PLC DB 72
program PLC user
block interface
DB74
Internal
interface
Acknowledgement/Status
FC 8
Basic PLC
program
block
8 Tool Management
Startup in the PLC
PLC user
program
OB100
.
.
FC100
PLC user
program
OB1
.
.
FB110,
DB110
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