Terms – Time Range
   

This term allows you to set a range of times, during which the condition is met. This is useful when creating a condition for a 24-hour period (where the period may span two days).

Create Term

Note:

 

To add a Time Range term to a condition, see Create a Term.

Invert State of Term

To reverse the logical state of the term, see Invert a Term.

Enter Time Range

Time Style

Select the Time Range term in Conditions view, and, in Properties, set the time style in both the From and To sections:

  1. Click in the Time Style field and click .

  2. From the drop-down menu, select either 'Clock Time' (for 24-hour clock time), 'Dawn Time' or 'Dusk Time' (to set the condition to be met relative to the pre-determined dusk or dawn times).

 

Tips:

  • If you select a dusk or dawn time, you can set the condition to be met at an interval before or after the dusk or dawn time, by clicking in the Offset field and entering the time (in minutes).

  • To configure the offset to be before the dusk or dawn time, type minus (-) and then the number of minutes.

Time

To set the time at which the condition starts and ends:

  1. In the From section, enter the time at which the range will begin. This can be an exact time, or a time relative to dawn or dusk.

  1. In the To section, enter the time at which the range will end. This can be an exact time, or a time relative to dawn or dusk.

Tips:

  • The times you specify are always in chronological order. This means that the time in the To section is always after the time in the From section. For example, if you set a time range From 10 minutes before dawn To 30 minutes before dawn then the time range will be from 10 minutes before dawn on the current day, to 30 minutes before dawn on the following day. This allows you to set a time range that includes midnight, so you can create a trigger for overnight routing entries.

  • When specifying times relative to dawn or dusk, remember that these times are dependent on the longitude and latitude settings within Designer and may not be suitable for use on a ship, due to the ship’s movements. For more information, see Longitude and Latitude, Dates and Times and Daylight Saving Time.

  • Today's official dawn and dusk times are shown in the Today field. These are calculated using latitude , longitude and date.

  1. Click to apply the changes. The name of the term changes to reflect the type of condition you have specified.

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