Requirements For Use; Configuration Limits; System Environment - Siemens SIMATIC NET S7-400 Manual

Requirements for use

3.1

Configuration limits

When using the CP type described here, the following limits apply:
● Number of operable CPs within a rack: 14
3.2

System environment

General requirements
● The CP is released with CPUs as of firmware version 5.3.2.
– CPUs with older firmware versions must be upgraded to V5.3.2.
● H communication
– The CPU substitute function of the CP requires CPUs with a firmware version from
Table of compatible CPUs
The CP is supported by the S7400 CPUs with the order numbers and firmware versions as
shown in the following table.
The table also contains the following information:
● The number of CPs that can be operated with one CPU;
● The number of CPU resources for SEND/RECEIVE calls;
● Which CPUs support the LOCK/UNLOCK function with the FETCH/WRITE services;
CPU Order number of the
CPU: 6ES7...
CPU 412-1 ..412-1XJ05-0AB0
CPU 412-2 ..412-2XJ05-0AB0
CPU 412-2 ..412-2EK06-0AB0
CPU 414-2 ..414-2XK05-0AB0
CP 443-1 RNA
Manual, 03/2019, C79000-G8976-C299-04
V4.5.6 up to lower than V6.0.
as of firmware
version
as of V5.2
a = multiprocessor mode
b = number of operable CPs
c = CPU resources for SEND/RECEIVE jobs
d = LOCK/UNLOCK
a
V5.3.2 +
V5.3.2 +
V6.0.2 +
V5.3.2 +
+
b c
14 24
14 24
14 24
14 24
14 24
3
)
1
d
+
+
+
+
+
23