Fermcon V1

Fermenter/Kegerator temperature controller with 4 probes and automated slow coldcrash function. 1 probe for room temperature and 3 for beers. It can use any of the probe as main input to perfectly control temperature for set beer. The coldcrash button will lower temperature by 0.3°C every hours until a temperature of 4°C is reached.

Bill of Materials

• 1x ESP32 30 pin
• 1x 7 segment diplay
• 2x BC547 NPN transisto
• 2x AZ943-1CH-5DE 12A relay
• 7x 6x6x5mm micro switch
• 4x 3 pin terminal 3.5mm
• 2x 2 pin terminal 5mm
• 1x DC barrel jack connector

3D models

• FermconV1 enclosure  

PCB

• KiCad project

Code

• ESP32 code

Tutorial

Step-by-step guide on how to build the project is on the way! Stay tuned!