Siemens SIMATIC ET 200S Operating Instructions Manual page 202

1Count5V/500kHz
3.8 Position feedback
Further possible causes of parameter assignment errors with the latch function:
• Incorrect parameter assignment of the digital output function (Function DI)
Expanded Feedback Interface
If the 1Count5V/500kHz is inserted behind an IM 151 that supports the reading and writing of
broader user data interfaces, the current count value can be read from bytes 8-11 of the
feedback interface.
202
Technological Functions
Operating Instructions, 02/2007, A5E00124867-05