Bottom left box is a relay switch. This will be used to power larger relays to switch the TEC’s on or off.
October 10, 2013
Your email address will not be published. Required fields are marked *
Notify me of new posts by email.
This site uses Akismet to reduce spam. Learn how your comment data is processed.
© 2021 Make it, Break it, Fix it — Powered by WordPress
Theme by Anders Noren — Up ↑