Setting Description
Overwrite and send diagnostics
(PROFINET alarm)
The oldest buffer entry which is stored in the buffer is over-
written with the new incoming telegram. Additionally, a
PROFINET alarm (diagnostic) will be sent to inform the
user of the overflow occurrence.
Discard and send diagnostics
(PROFINET alarm)
The new incoming telegram is discarded. Additionally a
PROFINET alarm (diagnostic) will be sent to inform the
user of the overflow occurrence.
Up to 64 buffers are allowed to be configured for each CAN2A and CAN2B
type, each buffer containing the parameters described above.
1.7.6.5.8 Diagnosis
Structure of the Diagnosis Block via PNIO_DEV_ALARM Function Block
Byte Number Description Possible Values
1 Diagnosis Byte, slot
number
31 = CI506-PNIO (e. g. error at integrated
serial interface)
1 = 1st connected S500 I/O module
...
10 = 10th connected S500 I/O module
2 Diagnosis Byte, module
number
According to the I/O bus specification passed
on by modules to the fieldbus master
3 Diagnosis Byte, channel According to the I/O bus specification passed
on by modules to the fieldbus master
4 Diagnosis Byte, error code According to the I/O bus specification
Bit 7 and bit 6, coded error class
0 = E1
1 = E2
2 = E3
3 = E4
Bit 0 to bit 5, coded error description
5 Diagnosis Byte, flags According to the I/O bus specification
Bit 7: 1 = coming error
Bit 6: 1 = leaving error
Communication Interface Modules (S500) > PROFINET
2019/04/17 3ADR010121, 13, en_US 1095
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