Distance From Reflective Surfaces - Omron Sti F3SJ-A Series User Manual

Wiring/Installation

Distance from Reflective Surfaces

Install the sensor system so that it is not affected by reflective surfaces. Failure to do so may hinder
detection, resulting in serious injury.
Install the sensor system at distance D or further from highly reflective surfaces such as metallic walls,
floors, ceilings, or workpieces, as shown below.
Emitter
Distance between an emitter and a
receiver (operating range L)
For 0.2 to 3m
For 3m or more
F3SJ-A
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User's Manual
Reflective ceiling
D
Receiver
Detection zone
L
D
Reflective floor
Allowable installation distance
D
0.13m
L/2 x tan5 ° = L x 0.044 (m)
Reflective surface
D
Emitter
5 5
L
Receiver