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LESSON LIST
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3:09Types of Scan Classes
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1:57Setting a Tag's Scan Class
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1:03Direct Scan Class
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2:40Driven Scan Class – Machine State
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2:24Driven Scan Class – Manual Trigger
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2:39Driven Scan Class – Time of Day
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2:13Driven Scan Class – One shot
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3:09Leased Scan Class
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2:05OPC-UA Stale Threshold
LESSON
Setting a Tag's Scan Class
Description
Each Tag in Ignition is assigned a scan class which dictates the polling rate and conditions on which the Tag will be evaluated. You can specify both a realtime scan class and a historical scan class for each Tag.
Video recorded using: Ignition 7.9