GM-TTT - Alpermann+Velte

Installation & Operation Manual GM-TTTPage 45Auto: Automatic setting of the internal clock during normal operation0 No automatic setting - except those selected in the Mode setting.1 Every second.2 Once per day at the selected hour (see MODE 2).3 Once per week at the selected hour (see MODE 2).4 Once per month at the selected hour (see MODE 2).5 Once per year at the selected hour (see MODE 2).For selection 2 ... 5, the additional “lock“ condition has to be observed (see MODE 2).Mode: Leap Second and DST (Daylight Saving Time) mode of the internal clockIf an additional setting of the internal clock by the reference time in case of “real“ time jumps(DST switchover or leap seconds) is selected, this setting is only performed, if the time jumpwas announced by the data of the reference time. Any details are described in the chapterentitled “Time Transfer During Normal Operation and Time Jumps“.Mode Description AutomaticDST switchingof theinternal clock0 No additional setting of the internal clock during a DST switchoverOffof the reference time or a leap second.c Additional setting of the internal clock during a DST switchover Offof the reference time, but not during a leap second.o Additional setting of the internal clock during a DST switchover Onof the reference time, but not during a leap second.u The reference time is considered as UTC or as a time zone Onwithout a Daylight Saving Time, while the time zone of theinternal clock has a DST. No additional setting during a leapsecond.i The reference time has a DST, while the time zone of the Offinternal clock is UTC or a time zone without a DST. Noadditional setting during a leap second.L Additional setting of the internal clock during a leap second, no Offadditional setting of the internal clock during a DST switchoverof the reference time.C As for “c”, but additional setting of the internal clock during a Offleap second.A As for “o”, but additional setting of the internal clock during aleap second.OnUIAs for “u”, but additional setting of the internal clock during aleap second.As for “i”, but additional setting of the internal clock during aleap second.OnOffP_SEC: Reference edge of the seconds pulseP The positive (rising) edge is the reference.n The negative (falling) edge is the reference.