Ref.no.: 003274/Revision 2.4 @2019 Control Data Systems Page 55
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b.
Variables: the application will internally select the variables according to the chosen
Command
c.
Update Time: elapsed time between two source value updates (measured in 32.000
microsec, ex: for the update to be 10 seconds apart, the value will be 320.000)
d.
Maximum Update Time: maximum elapsed time between two value updates (must be
greater that Update Time)
e.
Trigger Mode:
-
Continuous
– the Burst Message is published continuously at the Update Time
-
Window
– the Burst Message is triggered when the source value deviates more than the
specified Trigger Value
-
Rising
– the Burst Message is triggered when source value Rises Above the specified
Trigger Value.
-
Falling
– the Burst Message is triggered when the source value Falls Below the specified
Trigger Value.
-
On-Change
– the burst message is triggered when any value in the message changes
(suitable for step signals).
f.
Trigger Variable Classification: represents the physical quantity of the source value
(optional)
g.
Units: the metric unit of the Trigger Value Classification (optional)
h.
Trigger Value: value used as threshold for certain Trigger Modes (Window, Rising, Falling)
i.
Press
Apply
after setting these values;
j.
Burst Mode Control:
-
Off
– the Burst Message will be configured, but it will not be published
-
Enable Burst on TDMA Data-Link Layer only
– the Burst Message will be published.
k.
Press
Apply
and
Close
when done;
7.
The example in
Figure 5.6.5
will produce:
Burst Message 0, with command 9, will contain values for the set variables (Primary Variable, Battery life,
Percent Range, Secondary Variable and Tertiary Variable) and will be published every 4 seconds.
