Appendix iv: system block diagram – Tweco PAK 44G User Manual

Page 42

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APPENDIX

36

Manual 0-2686

APPENDIX IV: SYSTEM BLOCK DIAGRAM

Pressure

Regulators

CO

2

N2

Deionizer

Radiator

Reservoir

Solenoid

Valves

Pump

Filter

Coolant

Pressure

Gas

Pressure

Interlock

Plasma

Gas

Press.

Gas

Press.

Coolant

Pressure

Interlock

Secondary

High

Freq.

Air

Cooled

Resistor

,





Pilot

Relay

PC Board

Comparator

AMPS

Shunt

SCR

Bridge

Transformer

DC

Saturable

Core

Reactor

Rectifier

+

Three

Phase

Power













,



,



Workpiece

Current

Sensing

Coil

Amperage

Selector Pot

A-02106

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