User's Manual

Street Light Bridge Integrator’s Guide 83
1. Open the Real-Time Clock application on the SmartServer: Expand the
Net network icon, expand the LON channel, expand the i.LON App
(Internal) device, and then click the Real-Time Clock functional block.
2. The Real Time Clock Configure Web page opens.
3. Configure the following properties for the real-time clock and
astronomical position sensor on the SmartServer:
• In the Latitude property, enter the north-south location of the
SmartServer relative to the equator. Select the first radio button to
enter the latitude in sexagesimal notation (degrees, minutes, and
seconds); select the second radio button to enter the latitude as a
decimal fraction. If the SmartServer is located south of the equator,
enter a negative value between 0 and –90. If it is located north of the
equator, enter a positive value between 0 and 90.
• In the Longitude property, enter the east-west location of the
SmartServer relative to the Prime Meridian. Select the first radio
button to enter the longitude in sexagesimal notation (degrees,
minutes, and seconds); select the second radio button to enter the
longitude as a decimal fraction. If the SmartServer is located west of
the Prime Meridian, enter a negative value between 0 and –180. If it
is located is located east of the Prime Meridian, enter a positive value
between 0 and 180.
4. Click Submit.
Creating Event Schedulers
You can create a single Event Scheduler with multiple exception schedules to
control a street lighting network. For example, you can create one exception that
turns off the lights at sunrise, a second exception that turn the lights on or fully