AMT58x-PB Profibus®
29
6.2 Classes of the Device profile
The encoder class must be set when you configure the device.
See also the
Class 2 functionality
operating parameter on page 32.
Class 1 allows basic functions of the device and can be used:
to send the position information (see the
Position
parameter);
to change the counting direction (see the
Code sequence
parameter);
to set the preset value (see the
Preset
parameter).
Class 2 allows to use all Class 1 functions and further extended
functions, they are:
scaling function (see the
Scaling function
parameter).
6.3 Operating modes
Profibus-DP devices allow operation using different communication
modes (see Figure below):
NOTE
All parameters are transmitted when the
Set_Prm
mode is active with
the exception of the
Preset
value.
Preset
value is transmitted only when the unit is in
Data_Exchange
mode.
Power-ON
Wait_Prm
Wait_Cfg
Data_Exchang
Chk_Cfg_O
K
Set_Prm_O
K
Set_Prm_FAIL
Chk_Cfg_FAIL
Init_OK
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