Here is my version, of the electronic temp control. First it was going to control 220 only. The more I thought about it, it should control both 220v and 110v.
Here is my material list.
http://auberins.com/
Universal 1/16 DIN PID Temperature Controller Model: SYL-2362
K type high temperature thermocouple for heat treatment Model: WRNK-191 (for lead pot)
K Type Thermocouple (3 ft. cable) Model: TC-K3 (for lube heater)
25A SSR Model: RS1A40D25
Heat Sink for 25 A SSR Model: HS25
LOCAL ELECTRONICS STORE
5” x 6.75” Project box
2 CONTACT LOCKING PLUGS MALE AND FEMALE (for thermo coupler)
HOME STORE
220v 4 PRONG 20 AMP PLUG MALE
220v 4 PRONG 20 AMP PLUG FEMALE
25’ 12GA 3 WIRE EXTENSION CORD
8’ 16ga 3 WIRE 110 CORD
Switch
Here is the wiring diagram
Inside view
Back view
Hooked to the pot and working