Rockwell Automation 2755 AtomScan Bar Code Reader - Manual (Page 58)

5–13 Configuring Your Reader
Publication 2755-6.9
Enable Match Code Type:
By menu selection,
by operational command <E>, or,
by serial configuration command
<Kn1>.
Enable New Master Pin:
By menu selection, or
by serial configuration
command <Kz1>.
Toggle reader pin 12 to GND (pin 4) to
enter next label scanned as the master
label. Grounding can also be
accomplished by pressing the New
Master switch on the interface box.
Read in the
master label.
Download a new master label
directly into memory by operational
command <)XXXX)>.
Enter the next label scanned as the
master label by operational
command <G>.
Compare the master label
with subsequent labels
•
New Master Pin. Allows you to momentarily connect pin 12 to
ground in order to clear any existing master label information
from memory and allows the next label to be read as the new
master label information.
Note: Match Code and a triggered mode must be enabled for
New Master Pin to take effect.
•
Number of Labels. Allows you to choose the number of different
labels that will be read in a single trigger event. The following
conditions apply.
– Each label must be different to be read.
– The maximum number of characters in any one label is 64.
– The maximum number of characters in a single scan line is
384.
– The maximum number of characters for all labels is 384,
including preamble, postamble, and all spaces and
commas.
– All no read messages are posted at the end of the data
string.
– If more than one label is within the scan beam at the same
time, label data may not be displayed in the order of
appearance.
Note: If Number of Labels is set to any number greater than one
while Match Code or Continuous Read, 1 Output is enabled,
Number of Labels will default back to one.
•
Multilabel Separator. Allows you to choose the separator
character to be inserted between each label.