Structure Of The Slave Diagnosis - Siemens SIRIUS 3RW44 User Manual

8.9.3 Structure of the Slave Diagnosis

SIRIUS 3RW44 manual
GWA 4NEB 535 2195-02 DS 06
Byte 0
Byte 1
Byte 2
Byte 3
Byte 4
Byte 5
Byte 6
Byte 7
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. .
Byte 8
.
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Byte 12
Byte 13
Byte 14
Byte 15 . .
. .
.
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up to max.
Byte 31
Figure 8-4: Structure of the slave diagnosis
Notice
The length of the diagnosis telegram varies between 13 and 32 bytes. The
length of the diagnosis telegram last received can be seen in
STEP 7 from the RET_VAL parameter of SFC 13.
PROFIBUS DP Communication Module
Station status 1 to 3
Master PROFIBUS address
High byte
Manufacturer code
Low byte
Code-based diagnosis
Module status
(here: soft starter)
Channel-based diagnosis
(3 bytes per channel)
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