4
5
External devices (Push/Pull)
6
Welding polarity change
3.3 Front control panel TERRA NX 320/400 SMC Classic
1
8
9
1
VRD (Voltage Reduction Device)
Voltage Reduction Device
Shows that the no-load voltage of the equipment is controlled.
2
General alarm LED
3
Power on LED
4
Parameter LEDs
5
7-segment display
6
Main adjustment handle.
3
2
4
5
Wire speed
Allows the regulation of the wire feed rate.
When on, it means the output current display and its adjustment is enabled.
6
7
Welding current
57
SYSTEM PRESENTATION
10
11
12
EN