Safety
Leuze electronic
MC3x
9
Safety Relay, sensor and actuator must not be used under the following conditions, .e.g.:
• The safety of multiple persons is dependent on the function of Safety Relay, sensor and actuator
(e.g. nuclear power plants, trains, aircraft, motor vehicles, incinerators, medical devices)
• Where subjected to strong physical shocks or in potentially explosive or easily flammable atmo
-
spheres
• Danger posed by ejected objects or the spraying of hot or hazardous liquids from within the danger
zone
• Presence detection of persons in danger zones
• Looping into the safety circuit parts that are not relevant to safety
• The combination of non-approved parts with Safety Relay, sensor or actuator
• Combination with non-compatible controls (current limiting, logic)
• Mounting positions that enable reaching or stepping around
• Using the sensor or actuator as limit stop
• Insufficiently stable mounting locations or unsecured mounting of sensor or actuator
• Mounting on ferromagnetic materials.
2.2
Competent persons
Prerequisites for competent persons:
• They have a suitable technical education.
• They know the rules and regulations for occupational safety, safety at work and safety technology
and can assess the safety of the machine.
• They know the instructions for the safety components and the machine.
• They have been instructed by the responsible person on the mounting and operation of the machine,
the Safety Relay and the sensor with actuator.
2.3
Responsibility for safety
Manufacturer and operating company must ensure that the machine and Safety Relay, sensor and actu
-
ator used function properly and that all affected persons are adequately informed and trained.
The type and content of all imparted information must not lead to unsafe actions by users.
The manufacturer of the machine is responsible for:
• safe machine construction
• safe implementation of Safety Relay, sensor and actuator
• imparting all relevant information to the operating company
• adhering to all regulations and directives for the safe starting-up of the machine
The operating company is responsible for:
• instructing the operator
• maintaining the safe operation of the machine
• adhering to all regulations and directives for occupational safety and safety at work
• regular testing by competent persons
2.4
Exemption of liability
Leuze electronic GmbH & Co. KG is not liable in the following cases:
• Safety Relay, sensor and actuator are not used as intended
• Reasonably foreseeable misuse is not taken into account
• Safety notices are not adhered to
• Mounting and electrical connection are not properly performed
• Proper function is not tested (see chapter 8 „Testing“).
• Combination of sensor and actuator with controls,
• which have not been designed to be safety-oriented
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