Siemens SIMATIC ET 200MP Manual page 11

Maximum configuration
The integrated power supply of the interface module feeds 14 W into the backplane bus. Up
to 12 I/O modules can be supplied this way. The exact number of operable modules is
determined by the power budget (see relevant section in the S7-1500, ET 200MP
automation system (https://support.industry.siemens.com/cs/ww/en/view/59191792) system
manual).
The interface module IM 155-5 PN BA does not support any additional power supply (PS)
modules.
Maximum amount of I/O data
You can operate a maximum of 64 byte inputs and 64 byte outputs per station.
Accessories
A detailed list of the available accessories is available in the system manual S7-1500,
ET 200MP automation system
(https://support.industry.siemens.com/cs/ww/en/view/59191792).
Interface module IM 155-5 PN BA (6ES7155-5AA00-0AA0)
Manual, 02/2017, A5E38017683-AA
Product overview
2.1 Properties
11