RJS Inspector D4000 - Ratio, Decodability, and Bar Width Deviations

Operator’s Guide Inspector D4000™ Auto Optic
002-5564 RJS, Minneapolis, MN
27
Press Select to bring up the next screen:
Ratio: 1.7 F
This screen provides the ratio calculation result on the
top row (when applicable) and the Decodability calculation
and grade on the bottom row. If Ratio is not appropriate
(UPC, EAN, or Code 128), the Ratio field will be missing.
Press Select to bring up the next screen.
Bar width deviations are represented graphically on the
display.
-100% Tol. +100%
--------RRARR+++
 “R” letters represent “range” of bar widths in the
code.
 “A” represents the average of all character bar width
deviations.
Note:
The location of the “A” is indicated with the 5 LEDs also
See Table 9-A.
The closer the “A” is to the center of the display, the
better. The following shows the percentage of the
scanning tolerance used at each position on the display:
-
93
-
79
-
65
-
50
-
36
-
22
-
8
-
1 0
+
8
+
22
+
36
+
50
+
65
+
79
+
93
 Negative numbers to the left indicate bars that are
narrower
 Positive numbers to the right indicate bars that are
wider