Examples Of Use - ASO Safety Solutions SK 41 Manuel D'utilisation

9. Example of use
Safety related monitoring of a safety contact edge with start release via enable button and separate routing
of the control circuits (safety category 3 compliant use acc. to EN ISO 13849-1).
For functional test of contactors K1 and K2, the normally closed contacts of these contactors are integrated
in the start circuit (Z1 Z2).
The auxiliary relay output is used for visualising the switching state of the safety contact edge.
Circuit diagram in zero-potential state. Sensor not actuated.
L1
L2
L3
N
PE
1 Sensor (edge, mat or bumper)
2 Enable button
1
X1 X2 13
S11 S12 Z1 Z2
A1
A2
B1
B2
SK 41
14
K2
2
23 31
24 32
K1
L1
L2
L3
T1 T2 T3
M
3
N
PE
19