Electrical connection
Leuze electronic
MLD 300, MLD 500
46
7
Electrical connection
7.1
Pin assignment transmitter and receiver
7.1.1 Standard pin assignment
Transmitter and receiver (transceiver) are equipped with M12 connectors. The transmitter has a 5-pin plug,
the receiver/transceiver has a 5- or 8-pin plug, MLD 330 and MLD 530 also have a 5-pin socket.
WARNING
Improper electrical connection may result in serious injury!
Only allow competent persons to perform the electrical connection.
WARNING
Improper function selection may result in serious injury!
For access guarding, switch on the start/restart interlock and make certain that it cannot be unlocked
from within the danger zone.
Select the functions so that the safety sensor can be used as intended see chapter 2.1 „Approved pur
-
pose and foreseeable improper operation“.
Select the functions for the safety sensor see chapter 7.2 „Selecting contactor monitoring and start/
restart interlock“or see chapter 7.3 „Selecting the muting operating modes“.
Always connect an external safety monitoring device (e.g. Leuze electronic MSI-T) to the receiver of
the MLD 312 and select the restart interlock in this safety monitoring device.
If a safety sensor with an integrated AS-i interface is used, it must be ensured that the AS-i power sup
-
ply unit indicates safe mains separation according to IEC 60742 and bridges short power failures of up
to 20 ms.
1
brown
3
blue
Figure 7.1: Pin assignment transmitter MLD 300, MLD 500
1
brown
2
white
3
blue
4
black
5
gray
Figure 7.2: Pin assignment receiver MLD 310,MLD 312, MLD 510
2
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