User manual

PTQ-104S Rev2 ♦ Quantum Platform Reference
IEC 60870-5-104 Server for Quantum User Manual
ProSoft Technology, Inc. Page 137 of 195
February 22, 2013
The following illustration shows the communication procedure:
Therefore, the point configured for a cyclic poll is periodically reported to the
Master.
You may also create groups of points allowing the Master to poll certain points
more frequently than other points. The Master may send requests for different
groups as follows:
 General Interrogation (station)
 General Interrogation for Group 1
 General Interrogation for Group 2
 …
 General Interrogation for Group 16
Example - General Interrogation
If the following points are configured for General Interrogation:
If you configure the following data points: