Microscan MS-890 User Manual page 143

I/O Parameters
Trend Analysis
Activates discrete output when a trend analysis condition is met, depending on the trend
analysis option enabled.
Typically used when successful decodes are occurring but a discrete output is needed to
flag a trend in quality issues.
Diagnostic Warning
Activates discrete output when a diagnostic warning condition is met, depending on the
diagnostic option enabled.
Typically used when a discrete indication of a diagnostic condition is needed.
In Read Cycle
Activates a discrete output when the scanner is in a read cycle.
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MS-890 Industrial Automation Scanner User Manual