Siemens ET 200pro - Removing and Inserting Connection Modules

Maintenance and service
7.2 Removing and Inserting Connection Modules
ET 200pro distributed I/O system
158 Operating Instructions, 03/2013, A5E00335544-08
7.2
Removing and Inserting Connection Modules
Introduction
You can hot-swap the connection modules for the interface/power/electronic modules.
CAUTION
In order to prevent damage to your ET 200pro, always deactivate the outputs before you
remove any connection modules.
Required tools
Cross-tip screwdriver, size 2
Operating principle: Removing the connection module from an interface module operated on
PROFIBUS DP
Result:
● ET 200pro 1 fails.
● ET 200pro 2 and ET 200pro 3 remain in operation.
①
The connection module is removed from the interface module.
②
PROFIBUS DP
③
Suppl voltages 1L+, 2L+
④
PROFIBUS DP and the supply voltages are fed in and looped through.