Pilz PSEN sc M 3 Series - Page 34

Project configuration
Operating Manual PSEN sc M 3.0/5.5 08-17
1005387-EN-05
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The general formula for calculating the minimum distance in accordance with
ENISO13855 is:
S= (K * T) + C
S Minimum distance in mm, measured from the start of the safety zone to the danger
source
K Approach speed at which the object (body) to be detected is nearing the danger zone
in mm/s
T Overall time from the occurrence of a safety zone violation to the complete stop of the
machine
The value is separated for the calculation in t1 and t2, with T=t
1
+t
2
.
C Addition depending on the height of the scan plane, the detection capability, the am-
bient light and if necessary, additions for the installation on automated guided vehicle
systems