Lenze · I/O system 1000 · Reference Manual · DMS 5.0 EN · 09/2016 · TD17 474
9 PROFINET communication
9.4 I&M data
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9.4 I&M data
Identification and maintenance data (I&M) are information stored in a module which supports you
in:
• Checking the system configuration
• Locating hardware changes in a system
• Eliminating errors in a system
Identification data (I data)are information on the module, as for instance order number and serial
number, which are partly printed on the module housing. I data is manufacturer information on the
module and can only be read.
Maintenance data (M data)are system-dependent information, as for instance mounting place and
date of installation. M data is created during the project planning phase and written onto the
module.
The I&M data serves to unambiguously identify modules online.
Via "read data record" you can access certain identification data. Here, you address parts of the
identification data via the corresponding index.
The data records have the following structure:
Contents Length (byte) Coding (hex)
Head 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 4 00
Identification data
(see the following table)
I&M0 / Index 0xAFF0: 0x54
I&M1 / Index 0xAFF1: 0x54
I&M2 / Index 0xAFF2: 0x16
I&M3 / Index 0xAFF3: 0x54