ABB i-bus KNX Product Manual page 28

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ABB i-bus KNX
Commissioning
Send sunrise/sunset times
Options:
This parameter can be used to decide when the current sunrise and sunset times are to be sent on the bus.
•
Never: Sending on the bus is deactivated.
•
On request: The 1-bit object Bus request to send sun times – Reception is activated. When the "On" value is
received on this object, the current sunrise and sunset times are sent on the bus via the corresponding
objects.
•
On request and automatically/cyclically: The 1-bit object Bus request to send sun times – Reception is
activated. When the "On" value is received on this object, the current sunrise and sunset times are sent on the
bus via the corresponding objects. The dependent parameter Cycle interval for sunrise and sunset times is
additionally activated.
26 2CDC509082D0201 | TR/A 1.1
Never
On request
On request and automatically/cyclically
Cycle interval for sunrise and sunset times
Options: Every 30 seconds
Every minute
Every hour
Every 6 hours
Every 12 hours
At midnight
At 00:02
At DST
Every hour and at DST
Every 6 hours and DST
Every 12 hours and DST
At midnight and at DST
At 00:02 and at DST
Depending on the selection, the sun elevation and azimuth are correspondingly sent cyclically on
the bus.
Note
During polar nights or polar days, the sun angle values in the polar regions are fixed as follows:
 Elevation/zenith = 0°
 Azimuth = south azimuth in the northern hemisphere/north azimuth in the southern
hemisphere