12. Testing device for operational components in heater, of the type including a circulating pump, burner nozzle preheater device, ignition spark generator, solenoid valve, burner motor, and a vehicle, blower, the testing device comprising a switching-on device having means for sequentially actuating...
The simplest form of thermal chuck incorporates a heater element that heats the surface of the thermal plate supporting the wafer. Heaters can take several forms, such as plate heaters, coil heaters, mica heaters, thin film heaters, or heater rods incorporated into the chuck or cast into the ...