Replacement Of I/O Modules And Front Connectors; Coding Element On The I/O Module And On The Front Connector - Siemens SIMATIC S7-1500/ET 200MP System Manual

14.3

Replacement of I/O modules and front connectors

14.3.1

Coding element on the I/O module and on the front connector

Function
All front connectors for the I/O modules of the S7-1500 automation system/ET 200MP
distributed I/O system are identical. The coding element prevents a front connector from
being inserted on a module with a different electrical pin assignment.
Delivery state of the I/O module
In the delivery state, the coding element is located in the I/O module.
Figure 14-3
Automation system
System Manual, 01/2023, A5E03461182-AK
Coding element in the I/O module (delivery condition)
14.3 Replacement of I/O modules and front connectors
Maintenance
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