Siemens SIMATIC S7-300 Manual For Migrating page 8

2 Planning Plant Migration
In the end, all these influencing factors determine the decision on the type of
migration that can be implemented:
–
Complete migration
–
Complete migration in phases
–
Partial migration
–
Rebuild
Table 2-1
Type
Partial migration - Replacement of devices
due to end of product
lifecycle
- Increased productivity
with new devices
System expansion Extension of an existing
plant
Complete Replacement of hardware,
migration software migration
Migration S7-300/S7-400 nach S7-1500
Entry ID: 109478811, V1.1,
Cause
Protection of investment,
low expense
Protection of investment
Innovative products,
advantages of the new
systems are fully used
05/2017
Advantages
Where appropriate two
systems
Two systems
Great effort
Disadvantages
8