Function modules and communication processors supported by the S7-400H   
 
  S7-400H 
458  System Manual, 03/2012, A5E00267695-11 
Module  Order No.  Release  One-sided  Redundant 
Communication processor  
CP 443-5 Extended (PROFIBUS; 
master on PROFIBUS DP) 
1)
 
6GK7 443–5DX02–0XE0  As of product version 2 
as of firmware V3.2.3 
Yes  Yes 
Communication processor  
CP 443-5 Extended (PROFIBUS 
DPV1) 
1) 2)
 
6GK7 443–5DX03–0XE0  As of product version 1 
as of firmware V5.1.4 
Yes  Yes 
6GK7 443–5DX04–0XE0  As of product version 1 
as of firmware V6.0 
Yes  Yes Communication processor  
CP 443-5 Extended (PROFIBUS 
DPV1) 
1) 2)
 
6GK7 443–5DX05–0XE0  As of product version 1 
as of firmware V7.1 
Yes  Yes 
1)
 Only these modules should be used as external master interfaces on the PROFIBUS DP. 
2)
 These modules support DPV1 as external DP master interface module (complying with 
IEC 61158/EN 50170). 
FMs and CPs usable for distributed one-sided use 
 
 
Note 
You can use all the FMs and CPs released for the ET 200M with the S7-400H in distributed 
and one-sided mode. 
 
FMs and CPs usable for distributed switched use 
 
Module  Order No.  Release 
Communication processor CP 341–1  
(point-to-point link) 
6ES7 341–1AH00–0AE0 
6ES7 341–1BH00–0AE0 
6ES7 341–1CH00–0AE0 
As of product version 3 
  6ES7 341–1AH01–0AE0 
6ES7 341–1BH01–0AE0 
6ES7 341–1CH01–0AE0 
As of product version 1 
as of firmware V1.0.0 
  6ES7 341–1AH02–0AE0 
6ES7 341–1BH02–0AE0 
6ES7 341–1CH02–0AE0 
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 
as of firmware V1.10 
Communication processor CP 343–2  
(ASI bus interface module) 
6GK7 343–2AH00–0XA0  As of product version 2 
as of firmware V2.03 
Counter module FM 350–1  6ES7 350–1AH01–0AE0 
6ES7 350–1AH02–0AE0 
As of product version 1 
Counter module FM 350–2  6ES7 350–2AH00–0AE0  As of product version 2 
Control module FM 355 C  6ES7 355–0VH10–0AE0  As of product version 4 
Control module FM 355 S  6ES7 355–1VH10–0AE0  As of product version 3 
High-speed Boolean processor FM 352–5  6ES7352–5AH00–0AE0  As of product version 1 
as of firmware V1.0.0