Encoder Object Model - Datalogic AMT58 Series Manual

PROFINET INTERFACE

ENCODER OBJECT MODEL

The Figure shows the general Encoder Object (EO) architecture. Central element of the
EO is the Measuring Task where the measurements are made and the results are calcu-
lated. The properties of the EO is represented and controlled by parameters. The param-
eters are administered in the Parameter Data Base. For periodic transportation of
control values to the EO and actual values from the EO, the Cyclic Data Exchange service
is used. Exception situations out of the Measuring Task and the General State Machine
may be signaled by the Alarm Mechanism to the controlling device.
The EO shall comprise as minimum mandatory functionality:
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AMT58...PN
Parameters;
Measuring Task;
IO Data (control value, actual value);
Support for Alarm Mechanism;
Optional functionality;
Clock Synchronous operation.