Page History

The date of the last load of data loading to the database (see section the Moving through the list of alarms section) is refreshed when changes in the database appearoccur.

If there is no are not any change changes in the database in 5 within five minutes, the CUT field is forcibly updated and then is updated once a minute. At the same time, there will be is a gap from the current system time by of 5 minutes. After coming of new the information from any of the Agent Agents of Control occurs, the CUT become becomes equal to the current system time of the computer.

Loading The data loading to the database is performed by the the Data loader for Monitoring module.

If files with technical information are received from Agents of Control (e.g. camera enabledfor example, a camera is disabled), these files are loaded to the database with a period specified while configuring periodicity specified when you configure the Data loader in the Loading period (sec) parameter , (10 seconds by default). If files with information on alarms are received from Agents of Control (e.g. for example, a vibration sensor triggeredgenerates an event), then this information is loaded to the database immediately.

After each load loading to the database, a message is sent to the Control panel interface component to update the information.

If, after receiving files with of technical condition, the Server of Control determines that the object state has not isn't changed, then nothing is loaded to the database. This is why the timer is used to forcibly update interfaces (see section the Data loading from database to the interface objects section).

In the Alarm date field in the interface objects, you must specify exactly the time of alarm information load to loading the information on an alarm in the database after receiving it from the Agent of Control is displayed, not the time of the alarm appearing appearance at the sitean object.