# Default Scan Class Rate

**URL:** <https://forum.inductiveautomation.com/t/default-scan-class-rate/6873>\
**Category:** Ignition\
**Created:** [July 16, 2013, 3:52pm UTC](https://forum.inductiveautomation.com/t/default-scan-class-rate/6873 "2013-07-16T15:52:38Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![ceidson](https://avatars.discourse-cdn.com/v4/letter/c/9d8465/32.png) [@ceidson](https://forum.inductiveautomation.com/u/ceidson)\
**Post date:** [July 16, 2013, 3:52pm UTC](https://forum.inductiveautomation.com/t/default-scan-class-rate/6873/1 "2013-07-16T15:52:38Z")

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What is the scan rate of the Default Scan Class?

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**Author:** ![Kevin.Herron](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/kevin.herron/32/7259_2.png) [@Kevin.Herron](https://forum.inductiveautomation.com/u/Kevin.Herron)\
**Post date:** [July 16, 2013, 4:02pm UTC](https://forum.inductiveautomation.com/t/default-scan-class-rate/6873/2 "2013-07-16T16:02:35Z")

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1000ms, unless you change it. Just open the scan class dialog and look.

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**Author:** ![ceidson](https://avatars.discourse-cdn.com/v4/letter/c/9d8465/32.png) [@ceidson](https://forum.inductiveautomation.com/u/ceidson)\
**Post date:** [July 17, 2013, 12:33pm UTC](https://forum.inductiveautomation.com/t/default-scan-class-rate/6873/3 "2013-07-17T12:33:21Z")

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That’s odd. Whatever I had selected when I looked at the scan class dialog yesterday, did not show Default or Default Historical. I see it now! Thanks for the help.