Electrical Connection; Pin Assignment Transmitter And Receiver; Mlc 500 Transmitter - Leuze electronic MLC 500 Original Operating Instructions

7

Electrical connection

Faulty electrical connection or improper function selection may result in serious injury!
Ä Only allow qualified persons (see chapter 2.2 "Necessary competencies") to perform the
electrical connection.
Ä Make certain that the safety sensor is protected against overcurrent.
Ä For access guarding, activate the start/restart interlock and make certain that it cannot be
unlocked from within the danger zone.
Ä Select the functions so that the safety sensor can be used as intended (see chapter 2.1 "In-
tended use and foreseeable misuse").
Ä Select the safety-relevant functions for the safety sensor (see chapter 4 "Functions").
Ä Always loop both safety-related switching outputs OSSD1 and OSSD2 into the work circuit
of the machine.
Ä Signal outputs must not be used for switching safety-relevant signals.
NOTICE
SELV/PELV!
Ä Acc. to EN 60204-1, the external power supply must demonstrate the ability to bridge short-
term mains failures of up to 20 ms. The power supply unit must ensure safe mains separa-
tion (SELV/PELV) and a current reserve of at least 2 A.
NOTICE
Laying cables!
Ä Lay all connection cables and signal lines within the electrical installation space or perma-
nently in cable ducts.
Ä Lay the cables and lines so that they are protected against external damages.
Ä For further information: see ISO 13849-2, Table D.4.
NOTICE
For special EMC stress, the use of shielded cables is recommended.
7.1

Pin assignment transmitter and receiver

7.1.1 MLC 500 transmitter
MLC 500 transmitters are equipped with a 5-pin M12 connector.
Fig. 7.1: Pin assignment and connection diagram transmitter
Leuze electronic
WARNING
2 1 5
FE
3 4
-A1
1
MLCx00T
3
MLC 520 Host/Guest
Electrical connection
4
5 2
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