Commissioning
8.6 Identification and maintenance data
S7-1500 Automation System
112 System Manual, 01/2013, A5E03461182-01
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 Basic record structure for I&M identification data
Contents Length (bytes) Coding (hex)
Header information
BlockType 2 I&M0: 0020
H
I&M1: 0021
H
I&M2: 0022
H
I&M3: 0023
H
BlockLength 2 I&M0: 0038
H
I&M1: 0038
H
I&M2: 0012
H
I&M3: 0038
H
BlockVersionHigh 1 01
BlockVersionLow 1 00
Identification data
Identification data
(see table below)
I&M0/Index AFF0
H
: 54
I&M1/Index AFF1
H
: 54
I&M2/Index AFF2
H
: 16
I&M3/Index AFF3
H
: 54
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