
FC 45
Function manual, Release 03/2006 , J31069-D0167-U001-A2-7618 iii
Table of contents
1 Introduction............................................................................................................................................. 1-1
1.1 Preface....................................................................................................................................... 1-1
1.2 Navigating in the Function Manual ............................................................................................ 1-2
2 Description.............................................................................................................................................. 2-1
2.1 Block specification ..................................................................................................................... 2-3
2.2 Configuration scheme ................................................................................................................ 2-5
2.3 Data structures of FC 45............................................................................................................ 2-6
2.4 Number of MOBY channels which can be connected ............................................................... 2-7
2.5 Addressing of MOBY channels.................................................................................................. 2-8
3 Parameterizing ....................................................................................................................................... 3-1
3.1 Parameter data block................................................................................................................. 3-1
3.1.1 INPUT parameters ..................................................................................................................... 3-3
3.1.2 Command and status word........................................................................................................ 3-7
3.1.3 Further displays ....................................................................................................................... 3-10
3.2 MOBY commands.................................................................................................................... 3-11
3.2.1 Command parameters ............................................................................................................. 3-12
3.2.2 Command chaining .................................................................................................................. 3-17
3.2.3 Command repetition................................................................................................................. 3-19
3.3 Presence check and MDS control............................................................................................ 3-22
3.3.1 No MDS Control, No Presence Check: MDS_control = 0........................................................ 3-24
3.3.2 No MDS Control, Presence Control with Field Scanning: MDS_control = 1............................ 3-24
3.3.3 Field Scanning as MDS Control: MDS_control = 2.................................................................. 3-25
4 Commissioning ....................................................................................................................................... 4-1
5 Error messages and troubleshooting ...................................................................................................... 5-1
5.1 General errors............................................................................................................................ 5-1
5.2 Error messages.......................................................................................................................... 5-2
6 Examples/applications ............................................................................................................................ 6-1
6.1 FC 45 scanning by user............................................................................................................. 6-1
6.2 Processing of data memories/transponders .............................................................................. 6-2
6.3 Cyclic calling of FC 45 (e.g. in OB 1)......................................................................................... 6-7
6.4 Programming a cold and warm restart....................................................................................... 6-8
6.5 Programming a module failure................................................................................................... 6-9
6.6 Data structure definition ........................................................................................................... 6-11
6.7 UDTs of FB 45 / FC 45 ............................................................................................................ 6-15
6.8 Determing the memory requirement in the SIMATIC............................................................... 6-20