Lifetime of products until 10 % of the product range fails “dangerously”.

Measure for the proportion of failures that have a common cause

Use of a machine in accordance with the information provided in the instructions for use, i.e. for the purpose for which it was designed – Example: A hand-held circular saw is not suitable to mount on a table and use as a circular table saw.

Failure of a device due to a common cause

Measure for the effectivity of diagnostics, may be determined as ratio between the failure rate of detected dangerous failures and the failure rate of total dangerous failures

Average diagnostic coverage

Interval between online tests to detect faults in a safety-related system that have a specified diagnostic coverage.

Different means or procedures for performing a required function.

State of an item characterised by inability to perform a required function, excluding the inability during preventive maintenance or other planned actions, or due to lack of external resources.

Part of the overall safety relating to the EUC and the EUC control system, which depends on the correct functioning of the E/E/PE safety-related systems, other technology safety-related systems and external risk reduction facilities. The primary purpose of safety technology on and in machinery is to protect people from potential hazards. At the sam [..]