aFor systems where the pilot burner remains in use during main burner operation, separate flame detector device to supervise the pilot and main flames shall be fitted. The main flame sensor shall be so positioned that it cannot in any circumstances detect the pilot flame. In case that the pil...
The sensor is protected from damage due to flame spray by a screen fixed to the torch and located between the screen and the workpiece. The screen does not interfere with the operation of the torch or sensor, and also presses the workpiece against its anvil, so the piece cannot curl ...