Tweco 30 O2 Auto-Cut - Manuel (Page 47)

Manual No. 0-4818 Auto-Cut 300
2
3-23 INSTALLATION
3.15 Connect Control, Input, and Outputs to Gas Control Module
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 #4 AWG (European 21 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. Fasten the Module to the mounting surface.
5. Connect all gas / water inputs to the rear panel of the module.
CAUTION
When cutting with O
2
(oxygen) plasma, air must be connected to 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
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
TVA
POWER
SUPPLY
COMM
J57 J56
INPUTS
When Cutting With O2 Plasma
Air MUST BE Connected
Gas Control Module
Rear Panel
Art # A-07283