Identification Data; Table 5- 2 Data Record Structure; Table 5- 3 Identification Data - Siemens Simatic S7-300 CP 341 User Manual

5.5

Identification data

Definition
Identification data represent information stored on the module and support you in:
● Troubleshooting a plant
● Verifying your plant configuration
● Locating hardware modifications in a plant
This ID data allows the unambiguous identification of modules in online mode. Starting with
order no. 6ES7341–1xH02–0AE0, this data is available on the CP 341.
To view the identification data, select PLC > Module Information, or Read Data Record (see
below).
Reading the identification data
Users can access specific ID data by selecting Read Data Record.
The element of the ID data which is assigned to the corresponding index is found under the
associated data record number.
All data records which contain ID data have a length of 64 bytes.
The table below shows the structure of those data records.
Table 5- 2
Header information
SZL ID
Index
Length of identification data
Number of blocks which contain ID data
Table 5- 3
Index
Identification data associated with the relevant
index
CP 341 Point-to-Point Communication, Installation and Parameter Assignment
Manual, 09/2008, A5E02191071-01
www.gkbpx.com
Data record structure
Content
Identification data
Configuring and Parameter Assignment the CP 341
Length (bytes)
2
2
2
2
Identification data
2
54
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5.5 Identification data
Coding (hex)
F1 11
00 0x
00 38
00 01
00 0x
119