I assembled a PID temperature controller for my Lee 4-20 lead casting pot. I followed the directions and instruction provided by Johnny's Reloading Bench.<br /><br />Johnny's Reloading Bench: https://www.youtube.com/channel/UCQ7ZytKrmCQnRp9LXXxinJQ<br /><br />JRB's PID videos:<br />Pt 1: Demo and Parts List (https://www.youtube.com/watch?v=AgixJeF0vEU&t=2932s)<br />Pt 2: Building and Wiring the Controller (https://www.youtube.com/watch?v=IGOqMyx5kv4&t=3094s)<br />Pt 3: Initial Programming, Testing, Auto-Tuning (https://www.youtube.com/watch?v=KFVcrtQ_pdQ)<br />Pt 4: Nibbling Tool (https://www.youtube.com/watch?v=ns1Y03Ay27c&t=438s)<br />Pt 5: Lee 4-20 thermocouple options (https://www.youtube.com/watch?v=SqAuBEdugcQ&t=1649s)<br /><br />The PID controller was a gift from Thorsaxe777: https://www.youtube.com/thorsaxe777<br /><br />-----<br />Join the conversation with the rest of the online shooting, reloading, and bullet casting community!<br />The Reloaders Network: http://www.thereloadersnetwork.com<br /><br />Will make videos for bacon: https://www.patreon.com/LoadsofBacon<br />Tip jar: https://www.paypal.me/LoadsofBacon