Siemens sinamics dcp - Page 215

Operation
7.4 Communication according to PROFIdrive
SINAMICS DCP
Operating Instructions, 09/2019, A5E34382853K
213
Message components
Figure 7-18 Components of a message
Explanation of these message components
Individual components of the Channel Diagnosis Data block can be included n times in a
message. A precise explanation of these message components is subsequently provided:
Designation
Data
type/length
For SINAMICS
Value
Significance
Channel Number U16 1 ... 399
0x8000
Component number
No component assignment
1)
Channel Properties
U16
.Type
Bits 7 ... 0
0
No data length
.Accumulative
Bit 8
0
1 channel; no group formation
.Maintenance Bits 10, 9 0
1
2
Fault → diagnostics
Alarm, Class 0 or A → maintenance required
Alarm, Class B or C → maintenance
demanded
.Specifier Bits 12, 11 0
1
2
3
Not used
Message received
Message issued, no additional message available in the channel
Message issued, additional messages are available in the channel
.Direction Bits 15 ...
13
3 Input/Output