_RL siobNperiod
& siobNrepCycle, siobNperiod, siobNstartTime,
I 'exf', 'siobN', siobNperiod,
IF(siobNperiod .EQ.UNSET_RL) siobNperiod =obcsNperiod
& siobNperiod, siobNrepCycle,
siobNperiod = UNSET_RL
I siobNstartTime, siobNperiod, siobNrepCycle,