Configuration and Parameter Assignment Frame for the IM 178-4
B-2
IM 178-4
C79000-G7076-C178-01
B.2
Structure of the Parameter Assignment Frame
Definition: Parameter assignment frame
The parameter assignment frame contains all the values that can be assigned to a
DP slave.
The length of the parameter assignment frame of the IM 178-4 is 31 bytes.
Structure of the Parameter Assignment Frame
Parameters for the DP attachment (Bytes 7 to 9)
see Section B.2.2
Standard section (Bytes 0 to 6)
see Section B.2.1
see Section B.2.3
see Section B.2.3
Technological Parameters
Figure B-1
Structure of the Parameter Assignment Frame for the IM 178-4
B.2.1
Standard Section of the Parameter Assignment Frame
Standard Section
The first 7 bytes of the parameter assignment frame are standardized according to
EN 50170 and have the following content for the IM 178-4:
Byte 3
WD Factor 1
T
RDY
Station status
WD Factor 2
Vendor ID, high byte
Byte 0
Byte 1
Byte 2
Byte 4
01
H
0B
H
38
H
06
H
80
H
Byte 5
Vendor ID, low byte
Group ID
Byte 6
64
H
00
H
Figure B-2
Standard Section of the Parameter Assignment Frame