13-8 Trigger Method Model 831 Manual
Dynamic Trigger Parameters
After selecting the Dynamic Trigger Method, it is necessary
to return to the Triggers tab, shown in FIGURE 13-7, by
pressing the left softkey
FIGURE 13-7 Triggers Menu: Dynamic Triggering
The Triggers tab now includes the dynamic triggering
parameter fields Dynamic Trigger and Dynamic Response,
which did not appear when Level Triggering had been
selected, as seen in FIGURE 13-2.
When dynamic triggering is used, an event will be initiated
when the measured sound level exceeds the Dynamic
Trigger Offset plus the background level and it will conclude
when the level drops below the Dynamic Trigger Offset plus
the background level.
Dynamic Trigger Offset
To set the Dynamic Trigger Offset, highlight the Dynamic
Trigger Offset data field and press
5.
Enter the desired values and press
5.
Dynamic Response
The background sound level used with dynamic triggering is
a user-selected Ln level, calculated using an algorithm
which includes the rise rate in dB per minute. There are five
Dynamic Trigger
Parameters
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