Panel Board (57) 5602554 - Cebora 337 Manual De Servicio

CEBORA S.p.A.
(48) is able to recognise the welding torch connected to the power source and enable
the correct operating mode.
The control board (40) detects the value of mains voltage by reading the voltage
present at connector J19 after having been rectified, levelled and reduced by a
resistive divider.
On the control board (40) there is a red LED labelled D30 that blinks to indicate that
the main microcontroller is working. If it does not, it means that the main
microcontroller is locked and there is a machine failure.

2.9 panel board (57) 5602554

The panel board (57) features an LCD graphic display and a rotary encoder. With
them the user can set the power source operating values and get information regarding
its operation. Any error messages are shown on the LCD display.
Reed terminals are connected to the J3 connector of the panel board (57) and
detect the presence of the protection device (62) of the welding torch central adapter. If
the protection device (62) is not present, the reed contact is open; if the protection
device (62) is present, the reed contact is closed. If the reed contact is open the
machine will not activate welding operations.
3302336-B
48
20/12/2019