Siemens SIMATIC MV550 S Operating Instructions Manual page 130

Process interfacing via an automation system (PLC, PC)
9.4 Control with FB 79
Note
Enable data recognition
If no data ID is entered, processing takes place but no data is transferred.
Note that no trigger is required for the "B#16#09" data identifier.
The following table gives you an overview of the contents and data types provided by the
data ID. This requires that the data identifier contains the position or quality characteristics.
The order of the code properties in the table is identical to the order of the code properties in
the data packet. The result string is returned following the code properties if applicable.
Table 9- 38
Data to be read
Position of the data matrix code
Absolute quality characteristics
Quality characteristics as classes
Viewing angle is only output for DMC quality = "Ambitious"
1)
Note
Absolute quality characteristics
If the data to be read outputs the quality characteristics as absolute, check the "Swap"
parameter in the WBM ("Settings > Communication > Interfaces > PROFINET IO").
130
Possible contents and data types of the data identifier
consists of ...
1)
•
•
•
•
•
•
•
•
•
•
•
•
•
X position
Y position
Roll angle
Viewing angle
Symbol contrast
Print growth
Axial non-uniformity
Unused error correction
Symbol contrast
Print growth
Axial non-uniformity
Unused error correction
Overall grade
Operating Instructions, 05/2019, C79000-G8976-C494-02
Data type
INT
REAL
CHAR
SIMATIC MV500