Siemens SIMATIC ET 200iSP Operating Instructions Manual page 61

Combination options of the power supply PS with TM-PS-A and TM‑PS‑B UC or TM‑PS‑A UC and TM-
PS-B
TM-PS-A
PS 24 VDC*
TM-PS-A UC
PS 120/230 VAC**
* Product version 5 and higher
** Maximum output current, refer to technical specifications in the section
Installation and Wiring
1. Begin the installation with the TM-PS-A/ TM-PS-A UC.
2. Install the TM-PS-B/ TM-PS-B UC to the right of the TM-PS-A/ TM-PS-A UC.
3. Now complete the ET 200iSP configuration.
4. Connect a separate power supply to each TM.
5. Finally, fit the TMs with Power Supply PS 1 and PS 2.
Figure 3-5
Parameter Assignment
Only those parameters that are relevant for the redundancy of the power supply are explained
below. These are part of the parameters of the IM 152 interface module.
Table 3-7
Parameters
Self-diagnostics
Redundant Power Sup‐
ply diagnostics
ET 200iSP
Operating Instructions, 11/2017, A5E00247483-07
Redundancy of the Power Supply (example)
Parameters for redundancy of the Power Supply PS
Setting
enabled
Redundant Power Supply
3.11 Redundancy of the Power Supply
TM-PS-B UC
PS 120/230 VAC**
TM-PS-B
PS 24 VDC*
Power Supply PS 120/230 VAC
Description
---
Diagnostics in the event of failure of
Power Supply PS 1 or PS 2
Configuration options
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