Siemens SIMATIC CPU 410 User Manual

Plant changes during redundant operation - H-CiR
12.10 Editing CPU parameters
CPU 410 Process Automation/CPU 410 SMART
218 System Manual, 05/2017, A5E31622160-AC
Table 12- 1 Modifiable CPU parameters
Tab
Editable parameter
Startup
Monitoring time for signaling readiness by modules
Monitoring time for transferring parameters to modules
Cycle/clock memory
Cycle load due to communication
Memory Local data for the individual priority classes
Time-of-day interrupts (for each time-of-
day interrupt OB)
"Active" checkbox
"Execution" list box
Starting date
Time
Watchdog interrupt (for each watchdog
interrupt OB)
Execution
Phase offset
Diagnostics/clock
Correction factor
Security
Security level and password
H parameter
Test cycle time
Maximum cycle time extension
Maximum communication delay
Maximum inhibit time for priority classes > 15
Minimum I/O retention time
The selected new values should match both the currently loaded and the planned new user
program.
Starting situation
The fault-tolerant system is operating in redundant system mode.
Procedure
To edit the CPU parameters of a fault-tolerant system, follow the steps outlined below.
Details of each step are described in a subsection.
Step
What to do?
See section
1
Editing CPU parameters offline
Changing CPU parameters offline (Page 219)
2 Open the H-CiR wizard Opening the H-CiR wizard (Page 219)

Siemens SIMATIC CPU 410 Specifications

General

Brand	Siemens
Model	SIMATIC CPU 410
Category	Control Unit
Language	English