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Option
Name
Description
[0]
Digital input
[1]
Bus
[2]
Logic AND
[3]*
Logic OR
5.9.7 8-8* FC Port Diagnostics
These parameters are used for monitoring the bus communication via the drive RS485 port terminals 68–69.
Parameter 8-80 Bus Message Count
Table 536: Parameter 8-80 Bus Message Count
8-80 Bus Message Count
Default value: 0
Parameter type: Range, 0 - 0
Setup: All setups
Conversion index: 0
Data type: Uint32
Change during operation: True
This parameter shows the number of valid telegrams detected on the bus.
Parameter 8-81 Bus Error Count
Table 537: Parameter 8-81 Bus Error Count
8-81 Bus Error Count
Default value: 0
Parameter type: Range, 0 - 0, Array [6]
Setup: All setups
Conversion index: 0
Data type: Uint32
Change during operation: True
This parameter shows the number of telegrams with faults (for example, CRC fault) detected on the bus.
Parameter 8-82 Slave Messages Rcvd
Table 538: Parameter 8-82 Slave Messages Rcvd
8-82 Slave Messages Rcvd
Default value: 0
Parameter type: Range, 0 - 0
Setup: All setups
Conversion index: 0
Data type: Uint32
Change during operation: True
This parameter shows the number of valid telegrams addressed to the slave sent by the drive.
Parameter 8-83 Slave Error Count
Table 539: Parameter 8-83 Slave Error Count
8-83 Slave Error Count
Default value: 0
Parameter type: Range, 0 - 0
Setup: All setups
Conversion index: 0
Data type: Uint32
Change during operation: True
This parameter shows the number of error telegrams which are not executed by the drive.
AU275636650261en-000101 / 130R0334
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Parameter Descriptions
VLT AutomationDrive FC 301/302
Programming Guide