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General information on a slave
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(Original Document)
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General information on a slave
|
|
|
(Original Document)
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Designation
|
Size
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Description
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|---|---|---|
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Configured
|
byte
|
the slave has been configured according to Profibus DPconfiguration
|
|
Operating
|
byte
|
the slave has been initialized and is running correctly
|
|
Number of %IW
|
word
|
total size of input data in the %IW zone
|
|
Number of %QW
|
word
|
total size of output data in the %QW zone
|
|
Size of input data
|
byte
|
total size of input data on Profibus
|
|
Size of output data
|
byte
|
total size of output data on Profibus
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|
Size of diagnostics data
|
byte
|
total size of the last received diagnostics
|
|
Compressed diagnostics
|
byte
|
compressed diagnostics data for this slave
|
|
Diagnostics counter
|
Byte table
|
total number of diagnostics messages received from the slaves, one byte per slave (the size is always 126 bytes, byte n corresponds to slave address n)
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Exchange counter
|
Byte table
|
total number of communication faults between the master and his slaves, one byte per slave (the size is always 126 bytes. Byte n corresponds to slave address n)
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Downtime counter
|
Byte table
|
number of times when this slave is present but unavailable (the size is always 125 bytes, byte 0 corresponds to device 1 and byte 124 to device 125)
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Invalid response counter
|
Byte table
|
number of invalid responses for this slave (the size is always 125 bytes, byte 0 corresponds to device 1 and byte 124 to device 125)
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