Siemens SIMATIC MV440 - Default Chapter; Table of Contents

SIMATIC MV420 / SIMATIC MV440
Operating Instructions, 04/2013, A5E02371045-06
3
Table of contents
1 Introduction................................................................................................................................................ 9
2
Safety notices.......................................................................................................................................... 13
3
Description............................................................................................................................................... 15
3.1
Area of application .......................................................................................................................15
3.2
Product characteristics.................................................................................................................17
3.3
Design of the SIMATIC MV420....................................................................................................20
3.4
Design of the SIMATIC MV440....................................................................................................21
3.5
Structure of the nameplate...........................................................................................................22
3.6
System components ....................................................................................................................23
3.7
System requirements...................................................................................................................24
3.8
Functional description ..................................................................................................................25
4
Image processing .................................................................................................................................... 27
4.1
Reading code (1D and 2D codes) ...............................................................................................27
4.1.1
Area of application and sample applications ...............................................................................27
4.1.1.1
Applications for two-dimensional codes.......................................................................................28
4.1.1.2
Applications for one-dimensional codes ......................................................................................30
4.1.2
Performance characteristics when reading codes.......................................................................32
4.1.2.1
Characteristics when reading ambitious data matrix codes and VeriCodes with "ID-
Genius" recognition......................................................................................................................32
4.1.2.2
Performance characteristics when reading qualitatively good data matrix codes.......................34
4.1.2.3
Performance characteristics when reading QR codes ................................................................35
4.1.2.4
Performance characteristics when reading PDF417 codes.........................................................36
4.1.2.5
Performance characteristics when reading DotCodes ................................................................37
4.1.2.6
Performance characteristics when reading one-dimensional codes ...........................................38
4.1.3
Reading multiple codes in the image...........................................................................................40
4.2
Code verification ..........................................................................................................................42
4.2.1
Overview ......................................................................................................................................42
4.2.2
Grading ........................................................................................................................................44
4.2.3
Verification methods for different application scenarios ..............................................................45
4.2.3.1
Verification of printed labels.........................................................................................................45
4.2.3.2
Verification of direct part marks ...................................................................................................45
4.2.3.3
Examples of defects in the marking quality .................................................................................47
4.2.3.4
Verification standards supported .................................................................................................48
4.2.4
Data matrix verification ................................................................................................................50
4.2.4.1
Siemens DPM ..............................................................................................................................50
4.2.4.2
ISO/IEC 16022.............................................................................................................................52
4.2.4.3
ISO/IEC 15415.............................................................................................................................53
4.2.4.4
AS9132 Rev. A.............................................................................................................................55
4.2.4.5
AIM DPM-1-2006 .........................................................................................................................57
4.2.4.6
Graphical support for analysis of verification errors.....................................................................59