BECKHOFF ILxxxx-B520 - Manual (Page 25)

IL Config Object
ILxxxx-B520 22
Request Data of Set_Attribute_Single
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0 Register data (Low Byte)
1 Register data (High Byte)
2 Not used
3 Not used
Response Data of Set_Attribute_Single
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0 Status (Low Byte)
1 Status (High Byte) : 0 = OK, >0 = Error
IL_Status
The „IL Status“ attribute shows the actual status of the ILxxxx-B520.
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Byte FB_Error res. res. res. Diag res. IL_Cfg IL_Error
IL_Error
: IO Error, internal Data exchange ILxxxx-B520 has failed
IL_Cfg : ILxxxx-B520 Configuration Error (EEPROM check failed)
Diag : Diagnosis of analog Channel
FB_Error : Fieldbus Error / Idle Mode
Extension Box Diagnosis
The „Extension Box Status“ attribute describes which of the extension bo-
xes has encountered a diagnosis event. After reading the extension box
Status, the attribute is cleared until the next diagnosis appears. Read-
ing of the attribute also clears the “Diag-Bit” within the attribute “IL
Status”. The function of this attribute is only active if the diagnosis of
analog extension boxes is enabled.
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0 Extension Box Number
1 Status Error Code Channel Number
Extension Box Number :
Number of failed extension box
Channel Number : Number of failed channel of the extension box
Error Code : Extension box specific Error Code (see extension box manual)
Status : 0 = Error is reseted
1 = Error occurred