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3
SYSTEM DESCRIPTION
16
8026365/V1-0/2022-03|SICK
S U P P L E M E N T A R Y O P E R A T I N G I N S T R U C T I O N S | VMS4200-x/5200-x MID
Subject to change without notice
3.2.2
Photoelectric sensor array
The photoelectric sensor array is used to determine the conveyor speed in single cross
belt sorters or double belt sorters.
Fig. 3:
Photoelectric sensor array
Legend
1
WL100L photoelectric retro-reflective sensor (or functionally compatible)
2
Reflector
•
Optical photoelectric sensor array consisting of four photoelectric sensors with
reflector.
•
Used in place of a rotary measuring wheel encoder since the conveyor belt is divided
into individual cross-belt conveyor elements.
Features