System overview
4.5 Interface modules for SIMATIC S7-1500 I/O devices
Automation system
System Manual, 01/2023, A5E03461182-AK
67
Additional information
You can find a detailed description of the "Trace" function in the Function Manual
SIMATIC/SINAMICS Using the trace and logic analyzer function SIMATIC/SINAMICS Trace and
logic analyzer function (https://support.industry.siemens.com/cs/ww/en/view/64897128).
4.5 Interface modules for SIMATIC S7-1500 I/O devices
An interface module connects the SIMATIC S7-1500 I/O devices as ET 200MP distributed I/O
system via PROFINET or PROFIBUS with the controller. The interface module exchanges the
data between the higher-level controller and the I/O modules.
Interface modules
Short designation IM 155-5 PN HF
IM 155-5 PN BA IM 155-5 DP ST
Interfaces 1 x PROFINET IO; integrated 2-
1 x PROFINET IO; integrated
1 x PROFIBUS
Isochronous real-time commu-
nication (IRT)
X (shortest cycle 250 µs)
Device replacement without
programming device
X (LLDP; address assignment
by a tool, for example, STEP 7)
X (LLDP; address assignment
by a tool, for example, STEP
High Feature: 4 IO controllers
Default: 2 IO controllers
Identification and mainte-
nance data
Media redundancy with
planned duplication (MRPD)
High Feature: X
--- ---
400H
High Feature: With GSD file
and STEP 7 V5.5 SP3 or higher