Q: What wire gauge can I use for the MTC terminal inputs? Kathleen August 21, 2019 15:35 Updated Follow Gauge size 14-20 recommended Related articles Q. How can I turn on text (SMS) and/or email alerts? Q. What customizations can I set in the app? Q. How do you clear a high water alert in the app that will not go away? Q. How strong is US Coverage? Q. Will the MTC communicate with my cell phone? Comments 0 comments Please sign in to leave a comment.