Reer JANUS - Page 17

16 8540573 • 16/09/2016 • Rev.20
Mutlibeam Models

These models are suitable only for detection of the
entire body.
The minimum safety distance S is calculated
according to the following formula:
S = 1600 (t
1
+ t
2
) + 850
 The recommended height H from the
reference surface G (ground) is as follows:
Figure 19
MODEL
BEAMS
Recommended height H
(mm)
2B
3B
4B
2
3
4
400 – 900
300 – 700 – 1100
300 – 600 – 900 - 1200

For applications on packaging machines (palletizers and depalletizers), comply with the
indications of European standard EN 415-4, which are repeated below.
Figure 20
Protection of the opening with JANUS light curtain and mechanical side guards.
From low level (floor)
Device with minimum 3 beams
Above the conveyor (roller bed)
Device with minimum 2 beams
Type of access
Dimensions in m
Light
curtain
Dangerous point
Direction
of
approach
Reference surface