Siemens SIMATIC CPU 410 System Manual page 33

Expanding the number of POs without replacing the SEC
You can expand the number of POs in four steps without replacing the SEC.
Step 1: Order the number CPU 410 expansion packs you need using the regular ordering
process. You can order expansions for 100 POs and 500 POs.
Step 2: Assign the CPU 410 expansion packs to the respective CPU.
Step 3: Activate the expansion.
Step 4: Transfer the release of the expansion to the CPU.
A detailed description of the procedure is available in the
Service support and diagnostics (V8.1)
Note
This function can only be used to expand the number of POs. You cannot the reduce the
number of POs without replacing the SEC.
Expansion of the functionality of the CPU
You can activate support for redundant subsystems for the CPU:
● Step 1: Follow the standard ordering procedure to obtain the necessary license.
● Step 2: Assign the license to the relevant CPU.
● Step 3: Activate the expansion.
● Step 4: Transfer the activation of the expansion to the CPU.
CPU 410 Process Automation/CPU 410 SMART
System Manual, 05/2017, A5E31622160-AC
2.9 The SIMATIC PCS 7 project
PCS 7 process control system,
manual.
Introduction to the CPU 410
33