Commissioning
8.6 Identification and maintenance data
8.6.2
Record structure for I&M data
Reading I&M records (centrally and distributed via PROFINET IO)
You can directly access specific identification data for a module using Read record
("RDREC" instruction). Under the associated record index you obtain the corresponding part
of the identification data.
The records are structured as follows:
Table 8- 2
Header information
BlockType
BlockLength
BlockVersionHigh
BlockVersionLow
Identification data
Identification data
(see table below)
112
Basic record structure for I&M identification data
Contents
2
2
1
1
I&M0/Index AFF0
I&M1/Index AFF1
I&M2/Index AFF2
I&M3/Index AFF3
Length (bytes)
: 54
H
: 54
H
: 16
H
: 54
H
System Manual, 01/2013, A5E03461182-01
Coding (hex)
I&M0: 0020
H
I&M1: 0021
H
I&M2: 0022
H
I&M3: 0023
H
I&M0: 0038
H
I&M1: 0038
H
I&M2: 0012
H
I&M3: 0038
H
01
00
-
-
-
-
S7-1500 Automation System