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6
Electrical installation
6.1
Safety
Important information
DANGER
Hazard due to electrical voltage
Hazard due to unexpected starting of the machine
b
Make sure that the machine is (and remains) disconnected from the voltage sup‐
ply during the electrical installation.
b
Make sure that the dangerous state of the machine is (and remains) switched off
during electrical installation.
b
Make sure that the outputs of the single-beam photoelectric safety switch do not
affect the machine during electrical installation.
b
Use an appropriate voltage supply,
.
DANGER
Hazard due to lack of effectiveness of the protective device
Persons or parts of the body to be protected may not be recognized or not recognized in
time in case of non-observance.
b
Make sure that the system connection cables of the sender and the receiver are
separately connected to the external test device.
Prerequisites
•
The single-beam photoelectric safety switch has been safely integrated into the
control system and the electrical system of the machine.
•
Mounting has been completed correctly.
Further topics
•
"Integration in the electrical control system", page 17
6.2
System connection (M12, 4-pin)
1
2
3
4
Figure 10: System connection (M12 male connector, 4-pin)
Table 7: System connection pin assignment (male connector, M12, 4-pin)
Pin
Wire color
1)
s
Sender
r
Receiver
1
Brown
+24 V DC (voltage supply
input)
+24 V DC (voltage supply
input)
2
White
Not assigned
MF (digital output/factory
setting: Q)
3
Blue
0 V DC (voltage supply
input)
0 V DC (voltage supply
input)
6
ELECTRICAL INSTALLATION
28
O P E R A T I N G I N S T R U C T I O N S | L25
8024678/2020-01-24 | SICK
Subject to change without notice