Siemens simatic ET 200MP, Системное руководство

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Application planning
4.3 Setting up power segments
ET 200MP Distributed I/O System
System Manual, 01/2013, A5E03723484-01
37
Setting up power segments
Up to three power segments per station are possible. Supply per power segment:
Power segment 1 (always present):
●
Alternative 1: Supply voltage from the interface module
● Alternative 2: Supply voltage from the power supply module before the interface
interface module
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①
System power supply:
Power supply (PS) integrated power supply module of the interface module (PS
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for supplying the I/O modules via the backplane bus
②
Backplane bus
③
Load power supply:
Power module (PM) or SITOP for supplying the modules (PS, interface module, I/O
modules) and, where applicable, the sensors and actuators
Figure 4-2 Combined power from PS power feed + IM power feed in power segment 1