Omron 2D CODE READER User Manual page 28

Code quality analysis display
This screen displays analysis result of code quality numerically and graphically (bar).
Reading status
The reading status is displayed.
OK (blue):Reading is
completed
successfully.
NG (red): Reading has failed.
Code quality analysis
The code quality analysis
result is displayed
numerically (0 to 100) and
graphically (bar).
• Code quality analysis items
Item
Reading Rate Displays the rate of successful reading count to the total reading count.
Contrast Evaluates the code is white/black contrast that varies with the lighting condition.
The larger the difference between the white and black parts of the code, the larger the
contrast. "1" will be displayed if the code is contrast is the minimum readable level.
Focus Evaluates the focus level of the image.
If the code is out of focus, it can no longer be recognized. The more the code is out of
focus, the smaller the value displayed.
Cell Evaluates the number of recognition fails for each cell in the finder pattern, timing pattern
and data.
The more cells in which recognition failure occurs and the more unstable the reading is, the
smaller the value displayed.
Communication Display
This screen displays the RS-232C communication history.
Reading status
The reading status is
displayed.
OK (blue):Reading is
completed
successfully.
NG (red): Reading has failed.
Communication history
The RS-232C communication history is indicated by yellow and green characters.
Communication contents are displayed from the bottom to the top of the history display area.
Yellow:Indicates that the content was input to the main body.
Green: Indicates that the content was output from the main body.
Studying the V400-F
Read data
The read data is displayed.
(Max. 26 characters)
An error code is displayed in
case of reading error.
Description
Read data
The read data is displayed.
(Max. 26 characters)
An error code is displayed in
case of reading error.
V400-F050/250/350
Section 1
27
User's Manual