Siemens SIMATIC ET 200M

Functions
8.7 Identification and maintenance data (I&M data)
ET 200M
180 Operating Instructions, 12/2008, EWA-4NEB780600602-08
8.7.2 I&M data for PROFINET IO
Reading of identification data
In STEP 7 , the identification data are displayed in the "Module Information - IM 153" and
"Properties ..." tabs (see
STEP 7 Online Help).
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- 12 Basic structure of data records with I&M data
Contents Length (bytes) Coding (hex)
Header information
BlockType 2 I&M0: 0020
I&M1: 0021
I&M2: 0022
I&M3: 0023
BlockLength 2 I&M0: 0038
I&M1: 0038
I&M2: 0012
I&M3: 0038
BlockVersionHigh 1 01
BlockVersionLow 1 00
Identification data
Identification data
(see table below)
I&M0 / Index AFF0: 54
I&M1 / Index AFF1: 54
I&M2 / Index AFF2: 16
I&M3 / Index AFF3: 54
The data structures in the data records correspond to the PROFINET IO definitions.
Table 8- 13 Structure of I&M data
I&M data Access Default Description
Identification data 0: (data record index AFF0 hex)
VendorIDHigh read (1 bytes) 00 hex
VendorIDLow read (1 bytes) 2A hex
This is where the name of the manufacturer
is saved. (42 dec = SIEMENS AG)
Order_ID read (20 bytes) Order number of the module
IM_SERIAL_NUMBER read (16 bytes) - Serial number (device specific)
IM_HARDWARE_REVISION read (2 bytes) 1 Corresponding hardware version
IM_SOFTWARE_REVISION read Firmware version
• SWRevisionPrefix
(1 byte) V, R, P, U, T
• IM_SWRevision_Functional_
Enhancement
(1 byte) 00 - FF hex
• IM_SWRevision_Bug_Fix
(1 byte) 00 - FF hex
• IM_SWRevision_Internal_
Change
(1 byte) 00 - FF hex
Indicates the firmware version of the
module.