Toaster Oven Reflow Controller

This circuit uses an atmega32u4 microcontroller to monitor the oven s temperature using a thermocouple and ad595aq and then control the oven s heating element using a solid state relay.

Toaster oven reflow controller.

There are two kind of heaters usually mounted inside a toaster oven. If i placed ten boards in the oven inevitably. There is also significant thermal inconsistency throughout the off the shelf toaster ovens as it is. Introduction to the manually controlled toaster oven reflow december 14 2015 by robert keim with the help of a diy thermocouple measurement system you can use a cheap toaster oven to accurately reproduce a reflow soldering temperature profile.

While both of them can do the job of rising temperature high enough for reflowing quartz elements tends to heat up and cool down faster. Reeflow patent pending using tapconnect technology securely connects to the web allowing you to easily configure multiple heating profiles for your oven. To control the oven s temperature i created my own reflow toaster oven controller circuit. They are much cheaper than real reflow ovens but temperature cannot be set programmatically or accurately.

Automate your pcb reflow oven anywhere in the world reeflow is a low cost high performance solution to turn any toaster oven into an advanced reflow oven that can be securely accessed globally. The reflow toaster controller from spark fun electronics. The unit comes as a kit with all the needed components for a fully independent system. Runs on a pic 16f88 with boot loader pre loaded no programmer required.

By the way this reflow oven didn t work. External controller board can be used to control these ovens. A reflow oven controller equipped with a display easy to program easy to operate with clear graphical feedback on every session for a fast and easy oven conversion get the complete kit easy wirings every needed connector supplied in the kit get dimensions a sketchup file and a user manual engineered for an easy mounting on a front panel. The problem i have with the oven pid controller combos i used was that the oven took too long to get up to temperature as it was on the two ovens i tried and then to cool down it took too long too.

The classic ceramic heaters the ones you find inside your big kitchen oven and the newer quartz heaters. No reflow oven controllers aren t. This board was specifically developed to control a toaster oven hot plate reflow oven or other high power device. That s where the reflow toaster controller comes into play.