Control Data Record For The Et 200Mp Distributed I/O System - Siemens SIMATIC S7-1500 System Manual

9.2.2.2

Control data record for the ET 200MP distributed I/O system

Slot assignment
The following table shows the slot assignment of the modules for the ET 200MP distribution
I/O system:
Table 9- 4 Slot assignment
Sl ot Mo dules
0 System power supply (optional)
1 Interface module
2 - 31 I/O modules/system power supplies, depending on
the station option
Control data record
For configuration control of the ET 200MP distributed I/O system, you define a control data
record 196 V3.0, which contains a slot assignment. The table below shows the structure of a
control data record with explanations of the individual elements.
Table 9- 5 Configuration control: Structure of control data record 196
Byte El ement
0 Block length
1 Block ID
2 Version
3 Version
4 Slot 0 of the station master
5 Slot 2 of the station master
6 Slot 3 of the station master
: :
4 + (max. slot Maximum slot of the station
no. - 1) master
Automation system
System Manual, 09/2016, A5E03461182-AD
C omment
Upstream from interface module
Interface module (slot 1) is not an element of the con-
figuration control, but instead controls this
Downstream from the interface module
C o de
4 + number of slots
196
3
0
Slot assignment in the station
option
Slot assignment in the station
option
Slot assignment in the station
option
:
Slot assignment in the station
option
Flexible automation concepts
9.2 Configuration control (option handling)
Explanation
Header
C o ntrol element
Contains information on which module is
inserted in which slot.
The following rule determines which value
you must enter in the respective byte:
If the module is included in the station
•
option, enter the slot number of the
module.
If the module is not included in the
•
station option, enter 127.
151