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Entry type: Product note Entry ID: 4124225, Entry date: 08/27/1996
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IP 252-3AA13/21 Closed-Loop Control Modules -

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  • 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                  

specifications.                                                             

                                                                            

_Upgrading:_                                                                

                                                                            

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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