Castolin CastoMatec RCD 400 Guide De L'utilisateur page 9

Note: When using remote control or pedal, current variation is effectuated between the minimum value of the machine
and the value set on the machine.
3 - Adjust welding current according to the following table:
4 – If necessary, during welding operation, adjust the current value.
4.5 ARC-AIR CUTTING (Mod. 600 and 850)
- Make the necessary connections to mains and earth as described in "Installation". Connect the earth cable to welding
plug – (negative) and ARC-AIR electrode holder to welding plug + (positive).
- Switch on the welding set.
At the beginning, the orange led indicator lights on and immediately turns off if there is no default.
The red indicator lights on, indicating that the welding set is under voltage.
1 – Select ARC-AIR in MMA\ARC-AIR (Mod. 600 and 850) \TIG selector (
2 – Adjust Local/Remote selector (TIG): Adjust current in the current adjustment potentiometer or in the remote
control or foot pedal to the desired current value.
Note: When using remote control or pedal, current variation is effectuated between the minimum value of the machine
and the value set on the machine.
3 - Adjust ARC-AIR current according to the following table:
Electrode diameter
(Ø mm)
3.2
4.0
4.8
6.4
7.9
9.5
4 – If necessary, during welding operation, adjust the current value.
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DC current adjustment, ARC-AIR electrode positive
Minimum current (AMP)
60
90
200
300
350
450
indicator lights on).
Maximum current (AMP)
90
150
250
400
450
600
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