Module Replacement - Siemens ET 200SP Operating Instructions Manual

Diagnostics and maintenance

6.6 Module replacement

6.6 Module replacement
Read the system manual "SIMATIC ET 200SP Distributed I/O System"
Prior to installation, connecting up and commissioning, read the relevant sections in the
system manual "SIMATIC ET 200SP Distributed I/O System" refer to the documentation in
the Appendix.
When installing and connecting up, keep to the procedures described in the system manual
"SIMATIC ET 200SP Distributed I/O System".
Make sure that the power supply is turned off when installing/uninstalling the devices.
Module replacement
The STEP -7 project data of the CP is stored on the local CPU. If there is a fault on the
device, this allows simple replacement of the CP without needing to download the project
data to the station again.
When the station starts up again, the new CP reads the project data from the CPU.
108
CAUTION
CP 1542SP-1, CP 1542SP-1 IRC, CP 1543SP-1
Operating Instructions, 01/2017, C79000-G8976-C426-03