Microscan QX-830 User Manual page 213

Scanner Parameters
Trend Analysis
Note: Output On under Output 2 Parameters must be set to Trend Analysis for this
output to function.
Under Output 2 Parameters, expand the Trend Analysis tree.
Useful in cases where the user doesn't want to shut down for one condition but wants to
monitor quality and read conditions.
Applies Trend Analysis settings to Output 2.
With Trend Analysis, the user can track the occurrences and frequency of mismatches,
No Reads, and the number of reads per trigger, and output the results to any of three outputs.
Trend Analysis Mode = No Read
Trigger Evaluation Period = 25 triggers (read cycles)
Number to Output On = 4
In this example, the scanner will activate an output when 4 No Reads occur within a period
of 25 triggers (read cycles).
5-147
QX-830 Compact Industrial Scanner User's Manual