Hi @psejersen
ACF can be added to a taxonomy term edit page. Just select the location rule of ‘Taxonomy term’ nad then select which taxonomy you wish for the field group to show on (product_cat).
Next, you will need to read this article to load the data into your template:
http://www.advancedcustomfields.com/resources/how-to/how-to-get-values-from-a-taxonomy-term/
Thanks
E