INSTALLATION AND ADJUSTMENT
8
§3.3 Polarity Connection
§3.3.1 MMA operation
●
Choosing the connection of DCEN or DCEP according to the arc stable burning condition.
The different electrodes need different connection method. Please refer to the electrode
manual.
●
Put the ‘welding mode selection switch’ of the front panel on MMA shelf before doing
MMA welding.
§3.3.2 Assembling the equipment (TIG)
Ar
workpiece
DCEN
torch
front panel
Argon gas
bottle
Gas hose
Shield
gas input
joint
gas
connecto
r
Aero
socket
Return current
cable
Control cable of
torch switch
pipe
Negative
output
Positive
output
Welding
cable
TP 1600
TP 1600
rear
panel
Workpiece is connected to the positive electrode of welding machine, and welding torch is
connected to the negative electrode, which is called DC POSITIVE CONNECTION;
otherwise, that is called DC NEGATIVE CONNECTION. Generally, it is usually operated in
Front panel
workpiece
electrode
DCEN
Welding holder
Front panel
workpiece
Welding holder
electrode
DCEP
