# Coil Modbus Tags

**URL:** <https://forum.inductiveautomation.com/t/coil-modbus-tags/44875>\
**Category:** Ignition\
**Created:** [March 24, 2021, 8:20pm UTC](https://forum.inductiveautomation.com/t/coil-modbus-tags/44875 "2021-03-24T20:20:23Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![snchz\_joa](https://avatars.discourse-cdn.com/v4/letter/s/b9bd4f/32.png) [@snchz\_joa](https://forum.inductiveautomation.com/u/snchz_joa)\
**Post date:** [March 24, 2021, 8:20pm UTC](https://forum.inductiveautomation.com/t/coil-modbus-tags/44875/1 "2021-03-24T20:20:23Z")

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I am not able to see my coil tag values in the OPC Quick Client section.

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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:** [March 24, 2021, 8:38pm UTC](https://forum.inductiveautomation.com/t/coil-modbus-tags/44875/2 "2021-03-24T20:38:28Z")

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Have you created an [address mapping](https://docs.inductiveautomation.com/display/DOC81/Modbus+Address+Mapping)?

Or just created tags in the Ignition Designer? Or neither?

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<div class="post-metadata">

**Author:** ![pturmel](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/pturmel/32/3295_2.png) [@pturmel](https://forum.inductiveautomation.com/u/pturmel)\
**Post date:** [March 24, 2021, 8:38pm UTC](https://forum.inductiveautomation.com/t/coil-modbus-tags/44875/3 "2021-03-24T20:38:35Z")

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Ignition’s native Modbus driver doesn’t offer built-in browsing. Did you define aliases for the coils?

If you want to be able to browse your Modbus device, you might consider my alternate driver:

[http://forum.inductiveautomation.com/t/automation-professionals-advanced-modbus-driver/41312/16](http://forum.inductiveautomation.com/t/automation-professionals-advanced-modbus-driver/41312/16)