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trendLog.startTime |
According to the BACnet protocol documentation:
Specifies the date and time at or after which logging shall be enabled by this property. If this property contains an unspecified datetime, then the conditions for logging to be enabled by Start_Time shall be ignored. If Start_Time specifies a date and time after Stop_Time, then logging shall be disabled. This property shall be writable if present. When Start_Time is reached, the value of the Enable property is not changed.
Property startTime of object trendLog can be read and written using a single IOTag.
Property |
Value |
ParamDevice |
<deviceAddress> |
ParamItem |
trendLog-<objectAddress>.startTime |
Property |
Value |
N1: |
<deviceAddress> |
N2: |
<type> = 20 |
N3: |
<objectAddress> |
N4: |
<property> = 142 |
A Date, Null or String (Xml) value representing a BACnet date/time.
•A null value means the date/time is empty/not set;
•A date/time value representing a precise date and time;
•A character string containing an XML with a value of type <BACnetDateTime>.