This menu command lets you set an automatic conversion of the summer and winter time for the LOGO! Clock. When you enable summer/winter time conversion, you can specify a country-specific time conversion:

EU: European Union

UK: United Kingdom of Great Britain and Northern Ireland

US1 / US2: United States of America

Australia

Tasmania

New Zealand

Freely adjustable: customized switchover dates and times

For the "Freely adjustable" selection, you specify the month and day of the switchover. The start time of summer time is 02:00 + the entered time difference; the end time is 03:00 – the entered time difference.

The United States of America redefined the Daylight Saving Time / Standard Time calendar in 2007. US1 is the convention in effect prior to 2007 and US2 is the convention defined in 2007 where Daylight Saving Time is in effect from 2:00 a.m. on the second Sunday in March until 2:00 a.m. on the first Sunday in November according to the local time zone.

Note that this function is only supported in LOGO! devices as of the series 0BA3. The US2 selection is only supported in LOGO! devices as of the series 0BA6.