# Perspective Power Chart not plotting all data points

**URL:** <https://forum.inductiveautomation.com/t/perspective-power-chart-not-plotting-all-data-points/116058>\
**Category:** Ignition\
**Tags:** perspective\
**Created:** [June 18, 2026, 5:08pm UTC](https://forum.inductiveautomation.com/t/perspective-power-chart-not-plotting-all-data-points/116058 "2026-06-18T17:08:37Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![David\_Stone](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/david_stone/32/79749_2.png) [@David\_Stone](https://forum.inductiveautomation.com/u/David_Stone)\
**Post date:** [June 18, 2026, 9:11pm UTC](https://forum.inductiveautomation.com/t/perspective-power-chart-not-plotting-all-data-points/116058/2 "2026-06-18T21:11:14Z")

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> [@Power Chart Interpolation](https://forum.inductiveautomation.com/t/power-chart-interpolation/111041/6):
>
> This topic came up a lot during training sessions. The main reason I've found that causes this is actually in the tag historical configuration, specifically the deadband style property. There are three options, auto (default), Analog and Discrete. Auto will choose either Analog or Discrete based on the tag type. Basically anything with a floating point is set to analog. An analog deadband style always assumes a linear path. Think of temperature, it's impossible to jump from one temp to anothe…

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