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Programming the FM 453
Summary
The present programming instructions describe the functions (FCs) that allow
you to establish communications between the CPU and the FM 453 function
module in the SIMATIC S7-400.
Note
The procedure is only described here for one channel. It must also be fol-
lowed for each additional channel.
S7-400
CPU
User program
and
User DB (1 DB
each per channel)
MPI
PG
(STEP 7)
FC
User-defined data type
Setup.exe
Fig. 6-1
Overview of Programming
FM 453 Servo Drive / Step Drive Positioning Module
C79000-G7076-C453-01
FM 453
P bus
Control/check-
back signals
System data
K bus
Data blocks
STL/LAD Editor
A DB is created in
UDT 1
STEP7
The source is UDT1
"Parameterize FM 453" parameter-
ization tool
Function blocks (FCs, UDT 1 and
example programs)
Preconfigured user interface for OPs
The user DB can be
edited on the CPU with
"Parameterize FM 453".
Online
Offline
The user DB is loaded
User
in the CPU and stored
DB
there
(1 DB per
channel)
6
6-1
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