User's Manual

94 Controlling a Street Lighting Network
5. Select the Show Sunrise/Sunset Functions checkbox to create events
based on sundown and sunrise times. In the Function box, select the
Sunrise (
) or Sundown ( ) icon. The calculated sunrise or sundown
time appears in the Time box, which becomes read-only, and an Offset
box is added to the right of the Time box. In the Offset box, you can enter
the time before or after sunrise or sundown that the event is to occur.
6. Specify the start and end time of the one-time exception by performing
the following steps:
a. In the Time box under the From property, enter the exact time
that the event is to start.
b. In the Time box under the To property, enter the exact time that
the event is to end.
c. In the Value box, perform one of the following tasks:
• Select the preset to be used to update the values of all the
data points added to the Scheduler that have that preset
defined for them. Alternatively, you can enter a new preset
and then go back to the Scheduler: Data Points Web page and
define the value (or values) for the preset.
• Enter a valid value to be written to all the data points. To
enter a value, all the data points added to the Scheduler must
have the same network variable type (for example,
SNVT_switch).
d. In the Priority box, enter a priority for the event between 0 to 255
(highest to lowest priority). The default priority for an event in
an exception schedule is five more than the priorities of events in
the daily schedule. For example, if you created an event with a
priority of 255 in the daily schedules, the events in the exception