EWM Tetrix 451 AC/DC AW FW Operating Instructions Manual page 22

Machine description – quick overview
Machine control – Operating elements
Item Symbol
7
8
9
10 hotWire Control lead connection, hot wire power source
11 X2
12
13
14
15
16
17
18
19
20
22
Description 0
Connection socket (TIG)
Welding current, minus potential
Quick connect coupling (red)
coolant return
Quick connect coupling (blue)
coolant supply
4-pole connection to the hot wire power source
Connection socket (28-pole)
Control lead
Key button, automatic cutout
Wire feed motor supply voltage fuse
press to reset a triggered fuse
Mains connection, hot wire power source
Power supply for hot wire power source
Ignition type changeover switch > see 5.7.9 chapter
= ----- Liftarc (contact ignition)
= ------ HF ignition
19-pole mechanised welding interface (analogue)
> see 5.13.1 chapter
PC interface, serial (D-Sub connection socket, 9-pole)
7-pole connection socket (digital)
For connecting digital accessory components (documentation interface, robot interface
or remote control, etc.).
Cooling air outlet
Bracket for shielding gas cylinder
Wheels, fixed castors
099-000115-EW501
20.11.2017