Description: Percentage probability of error-free operation over the period of time specified under the reliability period under specified environmental conditions; Name: reliability according to standards
Description: Percent probability of a fault-free operation over the period of time specified under the reliability period under specified environmental conditions; Name: Reliability according to norm
Description: variable quantity, which is not influenced by the control but is introduced into the control system from outside with the aim of making the final controlled variable follow it in a given relationship; Name: command variable