Data Record Structure For I&M Data - Siemens SIMATIC ET 200eco PN M12-L System Manual

Commissioning
9.3 Identification and maintenance data
Procedure for input of maintenance data using STEP 7
The default module name is assigned by STEP 7. You have the option to enter the following
data:
• Plant designation (I&M1)
• Location identifier (I&M1)
• Installation date (I&M2)
• Additional information (I&M3)
To enter the data, follow these steps:
1. In the device view of the STEP 7 hardware network editor, select the I/O device, for
example.
2. In the properties under "General", select the "Identification & Maintenance" area and enter
the data.
During the loading of the hardware configuration, the I&M data is also loaded.
9.3.2 Data record structure for I&M data
Reading I&M data records (distributed via PROFINET IO)
You can directly access specific identification data by selecting Read data record ("RDREC"
instruction). You obtain the corresponding part of the identification data under the
associated data record index.
The following table shows the principle behind the structure of data records.
Table 9-2 Basic structure of data records with I&M identification data
Header information
BlockType
BlockLength
BlockVersionHigh
BlockVersionLow
Identification data
Identification data
(see table below)
84
Contents
2
2
1
1
54
54
16
54
Length (bytes)
I&M0: 0020
I&M1: 0021
I&M2: 0022
I&M3: 0023
I&M0: 0038
I&M1: 0038
I&M2: 0012
I&M3: 0038
01
00
I&M0/Index AFF0
I&M1/Index AFF1
I&M2/Index AFF2
I&M3/Index AFF3
Distributed I/O system ET 200eco PN M12-L
System Manual, 11/2023, A5E48753295-AG
Coding (hex)
H
H
H
H
H
H
H
H
H
H
H
H