Profinet Io; Identification Data For Profinet Io - Siemens ET 200pro Operating Instructions Manual

Functions

8.2 PROFINET IO

8.2 PROFINET IO
8.2.1

Identification data for PROFINET IO

Definition
Identification data is information stored in a module which assists the user when:
● Checking the system configuration
● Locating hardware changes in a system
● Correcting errors in a system
Identification data enable modules to be uniquely identified online.
STEP 7 displays the identification data in the "Module Information - IM 154" and
"Properties..." tabs (see STEP 7 online help).
Reading the identification data
You can directly access specific identification data by selecting Read data record. Obtain the
corresponding part of the identification data under the associated data record index.
The data records are structured as follows:
Table 8- 6
Header information
BlockType
BlockLength
BlockVersionHigh
BlockVersionLow
Identification data
Identification data
(see table below)
186
Basic structure of data records with identification data for PROFINET IO
Contents Length (bytes)
2
2
1
1
I&M0/Index AFF0 hex: 54
I&M1/Index AFF1 hex: 54
I&M2/Index AFF2 hex: 16
I&M3/Index AFF3 hex: 54
Operating Instructions, 03/2013, A5E00335544-08
Coding (hex)
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
ET 200pro distributed I/O system