new value MUST NOT be reported for a data item unless the measured value has changed from the last reported value by at least the delta given as the value of this element. The value of «abstract» FilterMUST be an absolute value using the same units as the reported data.
PERIOD
1.4
data reported for a data item is provided on a periodic basis. The PERIOD for reporting data is defined in the value of the «abstract» Filter. The value of «abstract» FilterMUST be an absolute value reported in seconds representing the time between reported samples of the value of the data item.