Timetransformationrule Data Structure - Siemens S7-1200 System Manual

8.1.3

TimeTransformationRule data structure

Description
The changeover rules for standard and daylight saving time are defined in the
TimeTransformationRule structure. The structure is as follows:
Name
TimeTransformationRule
Bias
DaylightBias
DaylightStartMonth
DaylightStartWeek
DaylightStartWeekday
DaylightStartHour
DaylightStartMinute
StandardStartMonth
StandardStartWeek
StandardStartWeekday
StandardStartHour
StandardStartMinute
TimeZoneName
S7-1200 Programmable controller
System Manual, 03/2014, A5E02486680-AG
Data type Description
STRUCT
INT Time difference between local time and UTC [minutes]
INT Time difference between daylight saving and standard time [minutes]
USINT Month of conversion to daylight saving time
USINT Week of conversion to daylight saving time
1 = First occurrence of the weekday in the month, ...,
5 = Last occurrence of the weekday in the month
USINT Weekday of daylight saving time changeover:
1 = Sunday
USINT Hour of daylight saving time changeover
USINT Minute of daylight saving time changeover
USINT Month of conversion to standard time
USINT Week of conversion to standard time
1 = First occurrence of the weekday in the month, ...,
5 = Last occurrence of the weekday in the month
USINT Weekday of standard time changeover:
1 = Sunday
USINT Hour of standard time changeover
USINT Minute of standard time changeover
STRING[80] Name of time zone: "(GMT+01:00) Amsterdam, Berlin, Bern, Rome,
Stockholm, Vienna"
Extended instructions
8.1 Date, time-of-day, and clock functions
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