Siemens SINUMERIK 840D sl Manual page 11

Danger to life through unexpected movement of machines when using mobile wireless
devices or mobile phones
Using mobile wireless devices or mobile phones with a transmit power > 1 W closer than
approx. 2 m to the components may cause the devices to malfunction, influence the functional
safety of machines therefore putting people at risk or causing material damage.
● Switch the wireless devices or mobile phones off in the immediate vicinity of the
Danger to life due to fire if overheating occurs because of insufficient ventilation clearances
Inadequate ventilation clearances can cause overheating of components with subsequent
fire and smoke. This can cause severe injury or even death. This can also result in increased
downtime and reduced service lives for devices/systems.
● Ensure compliance with the specified minimum clearance as ventilation clearance for the
Danger to life when safety functions are inactive
Safety functions that are inactive or that have not been adjusted accordingly can cause
operational faults on machines that could lead to serious injury or death.
● Observe the information in the appropriate product documentation before commissioning.
● Carry out a safety inspection for functions relevant to safety on the entire system, including
● Ensure that the safety functions used in your drives and automation tasks are adjusted
● Perform a function test.
● Only put your plant into live operation once you have guaranteed that the functions
Note
Important safety notices for Safety Integrated functions
If you want to use Safety Integrated functions, you must observe the safety notices in the
Safety Integrated manuals.
NCU 7x0.3 PN, NCU 7x0.3B PN
Manual, 06/2014, 6FC5397-1EP40-5BA1
WARNING
components.
WARNING
respective component.
WARNING
all safety-related components.
and activated through appropriate parameterizing.
relevant to safety are running correctly.
Fundamental safety instructions
1.1 General safety instructions
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