periodic duty

periodic duty

[¦pir·ē¦äd·ik ′düd·ē]
(electricity)
Intermittent duty in which the load conditions are regularly recurrent.
References in periodicals archive ?
RC officers who perform periodic duty while assigned to a billet on the Joint Duty Assignment List (JDAL) may accrue joint credit in accordance with the criteria prescribed in DoDI 1300.
S3 -- Intermittent periodic duty type without starting: A sequence of similar duty cycles at constant load separated by no-load--zero spindle speed--conditions.
The checkpoint was manned entirely by reserve soldiers, called up from civilian life for their periodic duty.