Tweco 300 XT Ultra-Cut Plasma Cutting System - Manual (Page 45)

ULTRA-CUT 300 XT
Manual 0-5274 INSTALLATION 3-21
3.16 Gas Control Module: Control, Input, and Output Connections
1. Make all other connections to the rear of the Module. The connections are labeled. The Module must be
grounded; the grounding terminal is marked Use #10 AWG (European � mm 2 ) (or thicker) wire for
grounding. Keep the ground wire as short as possible.
2. Position the Module on a flat, horizontal, mounting surface.
3. Ensure that the Flowmeters are plumb.
4. Secure the Module to the mounting surface.
5. Connect all gas / water inputs to the rear panel of the module.
6. Connect the appropriate control cables to terminals marked ‘TVA’ (torch valve assembly) and ‘power sup-
ply’.
Gas & Water Inputs (Check Valves)
Connection Panel
To Torch Valve Assembly
To Torch Valve Assembly
To Power Supply
SHIELD PLASMA PREFLOW
H O
SHIELD
2 H O 2
AIR N2 O2
H35 F5
TVA
POWER
SUPPLY
COMM
J57 J56
INPUTS
When Cutting With O2 Plasma
Air MUST BE Connected
Ground Stud
SHIELD PLASMA
PREFLOW
H O
SHIELD
2 H O 2
AIR N2 O2
H35 F5
TVA
POWER
SUPPLY
COMM
J57 J56
INPUTS
When Cutting With O2 Plasma
Air MUST BE Connected
Gas Control Box
Rear Panel
Art # A-06881