# Add slave for 800M controller at 800XA DCS

**URL:** <https://forumautomation.com/t/add-slave-for-800m-controller-at-800xa-dcs/10332>\
**Category:** ABB\
**Created:** [April 10, 2022, 9:57am UTC](https://forumautomation.com/t/add-slave-for-800m-controller-at-800xa-dcs/10332 "2022-04-10T09:57:04Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![sabir](https://forumautomation.com/letter_avatar_proxy/v4/letter/s/b5e925/32.png) [@sabir](https://forumautomation.com/u/sabir)\
**Post date:** [April 10, 2022, 9:57am UTC](https://forumautomation.com/t/add-slave-for-800m-controller-at-800xa-dcs/10332/1 "2022-04-10T09:57:04Z")

</div>

hello experts,

Is there anyone who knows how to add a sub-controller (third party) to control builder M at 800XA?