
Interface module IM 155-6 PN/2 HF (6ES7155-6AU01-0CN0)
Manual, 10/2018, A5E03915895-AH 5
Preface ................................................................................................................................................... 3
1 Guide...................................................................................................................................................... 7
2 Product overview .................................................................................................................................. 12
2.1 Properties................................................................................................................................12
2.2 Functions ................................................................................................................................16
2.2.1 Device replacement ................................................................................................................20
2.2.2 Real-time communication .......................................................................................................21
2.2.3 Isochronous real-time communication ....................................................................................21
2.2.4 Prioritized startup ....................................................................................................................22
2.2.5 Submodules ............................................................................................................................22
2.2.6 Media redundancy (MRP).......................................................................................................23
2.2.7 Shared device .........................................................................................................................23
2.2.8 Isochronous mode ..................................................................................................................24
2.2.9 Module-internal Shared Input/Shared Output (MSI/MSO)......................................................24
2.2.10 System redundancy S2...........................................................................................................25
2.2.11 Alternating IO devices during operation ("docking systems").................................................25
2.2.12 Oversampling..........................................................................................................................25
2.2.13 Value status ............................................................................................................................26
2.2.14 PROFIenergy ..........................................................................................................................26
2.2.15 Configuration control (option handling)...................................................................................27
2.2.16 Use of fail-safe modules .........................................................................................................27
2.2.17 Multi Hot Swap........................................................................................................................27
2.2.18 Module-to-Module Communication (MtM) ..............................................................................28
2.2.19 Setting the time .......................................................................................................................29
3 Wiring ................................................................................................................................................... 30
3.1 Pin assignment .......................................................................................................................30
3.2 Block diagram .........................................................................................................................31
4 Parameters/address space ................................................................................................................... 32
4.1 Parameters .............................................................................................................................32
4.2 Explanation of parameters ......................................................................................................32
4.2.1 Enable configuration control ...................................................................................................32
4.2.2 Diagnostics (maintenance) undervoltage ...............................................................................33
4.3 Substitute value behavior .......................................................................................................33
4.4 Status of the supply voltage L+ of the I/O modules................................................................34