Aparate pentru sudarea materialelor plastice cu aer cald
Hot air plastic welders
Hot air plastic welders

Heating resistor:


Some details:

An old welder schematic using TCA280 temperature controller:
PCB Layout:

PCB Layer1:

PCB Layer2:

PCB Layers 1&2:

PCB photo:


Thermistor detail:


PCB Layout:

PCB Layer1:

PCB Layer2:

PCB Layers 1&2:

PCB photo:


Thermistor detail:

