# Numeric Entry Overriding PLC value with default

**URL:** <https://forum.inductiveautomation.com/t/numeric-entry-overriding-plc-value-with-default/54411>\
**Category:** Ignition\
**Tags:** perspective\
**Created:** [December 22, 2021, 9:34pm UTC](https://forum.inductiveautomation.com/t/numeric-entry-overriding-plc-value-with-default/54411 "2021-12-22T21:34:20Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![Matrix\_Engineering](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/matrix_engineering/32/19781_2.png) [@Matrix\_Engineering](https://forum.inductiveautomation.com/u/Matrix_Engineering)\
**Post date:** [December 23, 2021, 4:37pm UTC](https://forum.inductiveautomation.com/t/numeric-entry-overriding-plc-value-with-default/54411/4 "2021-12-23T16:37:22Z")

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> [@pturmel](#):
>
> This was discussed elsewhere on the forum recently (not handy, sorry).

> [@\[BUG-3333\] Perspective Designer: tag write occurring when Designer is in Read-Only mode](https://forum.inductiveautomation.com/t/bug-3333-perspective-designer-tag-write-occurring-when-designer-is-in-read-only-mode/54380):
>
> Within designer, Mode set to Read Only. I have a numeric input object embedded into a perspective view. During read only mode I am able to click on the parameter bound to the value and modify it. This writes down to the PLC. The binding is a standard tag binding with no scripts. Can anyone explain why this write is allowed?

This one, @pturmel ?

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