Function and communication modules that can be used in a redundant configuration
CPU 410 Process Automation/CPU 410 SMART
390 System Manual, 05/2017, A5E31622160-AC
6ES7 341-1AH02-0AE0
6ES7 341-1BH02-0AE0
As of product version 1
As of firmware V2.0.0
Communication processor CP 342-2
(ASI bus interface module)
6GK7 342-2AH01-0XA0 As of product version 1
Communication processor CP 343-2
(ASI bus interface module)
6GK7 343-2AH00-0XA0 As of product version 2
-sided or switched function modules and communication processors are
synchronized in the fault
-tolerant system if they exist in pairs.