Commissioning
9.6 Backing up and restoring the CPU configuration
S7-1500R/H redundant system
System Manual, 10/2018, A5E41814787-AA
235
Overview of backup types
The table below shows the backup of CPU data depending on the selected type of backup
and its specific characteristics:
Table 9- 16 Types of backup
Backup from online
device
Upload from device
(software)
Upload device as
new station
Snapshot of the
actual values
Actual values of all DBs
(global and instance data blocks)
✓
✓
✓
✓
Blocks of the type OB, FC, FB and
DB
✓
✓
✓
--
PLC tags
(tag names and constant names)
✓
✓
✓
--
Hardware configuration
✓
--
✓
--
Actual values (bit memories, timers
and counters)
✓
--
--
--
Contents of the SIMATIC memory
card
✓
--
--
--
Logs
✓
--
--
--
Entries in the diagnostics buffer
--
--
--
--
Current time
--
--
--
--
Properties of the type of backup
Backup can be edited
--
✓
✓
✓
Backup possible in operating mode
STOP
RUN-Redundant,
RUN, STOP
RUN-Redundant,
RUN, STOP
RUN-Redundant,
RUN, STOP
Summary of Contents for Simatic S7-1500H
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