4 PROFINET IO Diagnosis
4.1 Diagnosis HTML Page of EN100
90 SIPROTEC 4, Communication Module PROFINET IO, Communication Profile
C53000-L1840-C360-1, Edition 08.2012
Event List
See also Chapter 2.6.
Diagnosis Description
Size Maximum possible number of entries in the event list
Entries Current number of entries in the event list and how many of these are transmitted
during the next handshake cycle (3 entries max.), e.g.:
• Entries (buffered/for reading): 12/3
Twelve entries are currently contained in the event recorder and additionally
three entries are currently offered to the IO controller in the message blocks
of the Event List IO module.
A buffer overflow is also shown in this line for the duration of signaling of this
indication to the IO controller, e.g.:
• Entries (buffered/for reading): 500/1 overflow
Control_I/Control_O Current values of the Control_I and Control_O bytes
com_profinet-io_profile_us.book Page 90 Friday, August 17, 2012 1:40 PM
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