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Entry type: Product note Entry ID: 4124225, Entry date: 08/27/1996

IP 252-3AA13/21 Closed-Loop Control Modules -

  • Entry
  • Associated product(s)
_New Revision Levels                          _                             


Concerns products with the Catalog Nos.:                                    


6ES5 252-3AA13   IP 252 closed-loop control module                          

6ES5 252-3AA21   IP 252 special 12 MHz version                              




_Reason for the change:_                                                    


As a result of component tolerances, the analog inputs of the               

IP 252 in some cases do not comply with the operational limits              

of +- 0.17 % at 0 to 55 deg. C, as stated in the technical                  





If you should experience the problem, please speak to your                  

SIMATIC contact at your local Siemens office about an upgrade.              


The new revision levels are:                                                


A07 for IP 252-3AA13 and                                                    


A04 for IP 252-3AA21.                                                       




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