Siemens SIMATIC ET 200SP Manual page 25

2.2.4 Multi Hot Swap
Properties
You can remove and insert any number of I/O modules during operation. The interface
module and the inserted I/O modules remain in operation.
Note
The IM 155-6 PN HF interface module does not support the removal and insertion of the
server module, the interface module and BusAdapter during operation.
Reference
You can find more information on the removal/insertion of modules in the system manual
ET 200SP distributed I/O system
(http://support.automation.siemens.com/WW/view/en/58649293).
IM 155-6 PN HF interface module (6ES7155-6AU00-0CN0)
Manual, 03/2015, A5E03915895-AF
Product overview
2.2 Functions
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