PSEN opII4H Series
Operating Manual PSEN opII4H Series
1003501-EN-08
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Minimum distance between parallel, aligned safety light curtains
Please note:
Safety light grids that are installed so as to be parallel and aligned must have a minimum
spacing corresponding to the information in
distance to reflective surfaces [
Without beam coding
T
R
T
R
[1]
[2]
[3]
[4]
[3]
x1
x1
x2
x2
[4]
Legend
T
x1
Transmitter from the first safety light curtain
R
x1
Receiver from the first safety light curtain
T
x2
Transmitter from the second safety light curtain
R
x2
Receiver from the second safety light curtain
[1] Minimum distance of
2 x D
between two safety light curtains that are aligned
[2] Working distance
[3] Minimum distance D, dependent on the working distance
[4] Working distance (≤ 3 m) with constant minimum distance D = 0.131 m