Siemens SIMATIC MV440 - Page 287

Process interfacing via an automation system (PLC, PC)
10.4 Control with FB79
SIMATIC MV420 / SIMATIC MV440
Operating Instructions, 04/2013, A5E02371045-06
285
Parameters not interconnected with the block (static local data)
Parameter Declaration Data type Address
(instance DB)
Default Description
X_POSITION STATIC INT 34.0 0 X position of the center point of the code
relative to the center of the image.
Normalized to the full resolution for the
current image.
Y_POSITION STATIC INT 36.0 0 Y position of the center point of the code
relative to the center of the image.
Normalized to the full resolution for the
current image.
ROT_ANGLE STATIC INT 38.0 0 Roll angle of the code center point
INCLINE STATIC INT 40.0 0 Viewing angle
(angle between the axis of the reader and
the surface of the code field)
CONTRAST_F STATIC CHAR 42.0 .. Symbol contrast as class
(value valid if not equal to ' ')
GROWTH_F STATIC CHAR 43.0 .. Print growth as class
(value valid if not equal to ' ')
NONUNIF_F STATIC CHAR 44.0 .. Axial non-uniformity as class
(value valid if not equal to ' ')
ERR_CORR_F STATIC CHAR 45.0 .. Unused error correction (value valid, if not
equal to ' ')
Note:
If a "ReadErr" occurs, the old result data is
retained because no new data is available.
QUALITY_F STATIC CHAR 46.0 .. Overall grade as class
(value valid if not equal to ' ')
CONTRAST STATIC REAL 48.0 -1.0e+0 Symbol contrast as absolute value
(value valid if not equal to -1.0e+0)
GROWTH STATIC REAL 52.0 -1.0e+0 Print growth as absolute value
(value valid if not equal to -1.0e+0)
NONUNIF STATIC REAL 56.0 -1.0e+0 Axial non-uniformity as absolute value
(value valid if not equal to -1.0e+0)
ERR_CORR STATIC REAL 60.0 -1.0e+0 Unused error correction as absolute value
(value valid if not equal to -1.0e+0)