Leuze electronic MLC 500 - 7 Electrical Connection

Electrical connection
Leuze electronic MLC 510 33
7 Electrical connection
WARNING
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.