Omron V500-R521B2 User Manual page 18

Perfect reading performance
High speed reading with 500 scan/sec. realized high reliability and wide reading
distance of 60 mm to 270 mm (in case of narrow bar width 1.0 mm).
p.21
Easy multi-drop
Connect communication link unit V700-L12 to collect read data from plural bar code
readers (max. 31) for one set of upper equipment.
p.92
Communication
converter
Upper
K3SC
equipment
Max. 31 sets
Section 1
Product Overview
Communication link
unit
V700-L12
Bar code reader
V500-R521
V500-R521B2/C2
User's Manual
17