120 Appendix
WAGO-I/O-SYSTEM
750
750-657 IO-Link Master
Manual
Version 1.0.2, valid from FW/HW-Version 02/01
11.3.4
"I&M1" to "I&M4" Records
The "Identification and Maintenance" (I&M) independent of the manufacturer
according to the "PROFIBUS Identification & Maintenance Guideline" and are
uniformly defined records for unique device identification. Each record contains
54 bytes.
The I/O module supports the (optional) manufacturer-specific I&M0 to I&M4
records. Read and write access are both possible. By default, the records are
populated with "0x20" (space).
11.3.4.1 I&M1
Table 110: I&M1, Data structure
Byte
Name
Data type
Access
0..31 TAG_FUNCTION
UNSIGNED8[32]
r/w
32..53 TAG_FUNCTION
UNSIGNED8[22]
r/w
11.3.4.2 I&M2
Table 111: I&M2, Data structure
Byte
Name
Data type
Access
0..15 INSTALLATION_DATE
UNSIGNED8[16]
r/w
16..53 RESERVED
UNSIGNED8[38]
r/w
11.3.4.3 I&M3
Table 112: I&M3, Data structure
Byte
Name
Data type
Access
0..53 DESCRIPTOR UNSIGNED8[54]
r/w
11.3.4.4 I&M4
Table 113: I&M4, Data structure
Byte
Name
Data type
Access
0..53 SIGNATURE
UNSIGNED8[54]
r/w
