10.4
Diagnostics via PROFIBUS
The automation system CPX-AP supports the following diagnostic options via PROFIBUS DP in accord-
ance with IEC 61158.
DPV1
–
Station status (standard diagnostics)
–
Device-related diagnostics (alarm messages)
–
Identifier-related diagnostics (diagnostics assigned to the modules)
–
Channel-related diagnostics (diagnostics assigned to the channels)
–
Module number
–
Channel number and input/output
–
Type of diagnostics (error type/channel type)
The diagnostic information is sent to the master system only when the diagnostic mode is activated.
10.4.1
Overview of diagnostic bytes
Station status (6 bytes)
Byte
Contents
Explanation
1
Station status 1
è
2
Station status 2
è
3
Station status 3
è
4
Diag.Master_add
Address of the master after parameterisation (factory setting
255).
5
Ident_number
(high byte)
Manufacturer ID 0x11 (high byte)
6
Ident_number
(low byte)
Manufacturer ID 0x42 (low byte)
Tab. 17 Station status (6 bytes)
Diagnostics and fault clearance
17
Festo — CPX-AP-I-PB-M12 — 2020-03
Содержание CPX-AP-I-PB-M12
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