# Timer ON and timer OFF

**URL:** <https://forum.inductiveautomation.com/t/timer-on-and-timer-off/55156>\
**Category:** Ignition\
**Tags:** ignition80, scripting\
**Created:** [January 19, 2022, 8:44am UTC](https://forum.inductiveautomation.com/t/timer-on-and-timer-off/55156 "2022-01-19T08:44:29Z")\
**Posts on this page:** 1\
**Showing post:** 13

<div class="post-metadata">

**Author:** ![JordanCClark](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/jordancclark/32/83362_2.png) [@JordanCClark](https://forum.inductiveautomation.com/u/JordanCClark)\
**Post date:** [January 25, 2022, 2:23pm UTC](https://forum.inductiveautomation.com/t/timer-on-and-timer-off/55156/13 "2022-01-25T14:23:55Z")

</div>

UDT attached.

- Monitor has two Diagnostic level alarms for TON and TOF operation.
- Expression tags bound to each alarm isActive flag.
- Integer tags for TON and TOF time values.
- limited to even seconds

[timer\_udt.json](https://forum.inductiveautomation.com/uploads/short-url/iZa3PJfppuHE6IfYY2FYBxMIlKz.json) (1.2 KB)

[https://us1.discourse-cdn.com/inductiveautomation/original/3X/e/0/e02c5f0026b5e497c1b12923746a055a91f82a77.mp4](https://us1.discourse-cdn.com/inductiveautomation/original/3X/e/0/e02c5f0026b5e497c1b12923746a055a91f82a77.mp4)

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