Maximum Mechanical Configuration Of The Ex Module Group - Siemens SIMATIC ET 200SP HA System Manual

4.4

Maximum mechanical configuration of the Ex module group

Maximum mechanical configuration
As soon as one of the following rules applies, the maximum configuration for an I/O station is
reached:
Table 4-1 Maximum configuration for ET 200SP HA mechanical
Properties
Number of modules
Backplane bus length of the
I/O station
Table 4-2 Maximum configuration for ET 200SP mechanical
Properties
Number of modules
Backplane bus length of the
I/O station
1)
Observe the required thermal decoupling (potential distributor or empty slot)
1)
Configuration of an Ex module group
The following components are required for integrating an Ex module group into the I/O station:
Note
Permissible components of an Ex module group
Only the components listed in this table are permitted in Ex module groups!
Modules for devices in a hazardous area
System Manual, 04/2021, A5E50165138-AA
4.4 Maximum mechanical configuration of the Ex module group
Rule
Maximum 56 slots for I/O modules, regardless of their use
Sum of the width of all carrier modules/BaseUnits and Ex BaseUnits + width of the server
module <= 1.3 m
Rule
Maximum 64 I/O modules (depending on the CPU/interface module used)
Additional information on this:
• CPU (https://support.industry.siemens.com/cs/ww/en/ps/13889/man)
• Interface module (https://support.industry.siemens.com/cs/ww/en/ps/14034/man)
Sum of the width of all BaseUnits and Ex BaseUnits + width of the server module <= 1 m
Plant planning
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