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

Maintenance

10.2 Replacement of I/O modules and front connectors

10.2 Replacement of I/O modules and front connectors
10.2.1

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

Introduction
All front connectors for the I/O modules of the S7-1500 automation system are identical. The
coding element prevents a front connector from being inserted on a module with a different
electrical pin assignment.
In the delivery state, the coding element is located in the I/O module.
Figure 10-1
130
Coding element in the I/O module (delivery condition)
S7-1500 Automation System
System Manual, 02/2014, A5E03461182-AB