Hypertherm HD4070 Rev.8 - Manual (Page 16)

TABLE OF CONTENTS
4
viii HD4070 Instruction Manual
X-Y Lifter Breakaway Kit - Optional................................................................................................................6-19
Ohmic Contact Wire .......................................................................................................................................6-20
Least Replaceable Units List ..................................................................................................................................6-21
Section 7 Wiring Diagrams .................................................................................................................................7-1
Introduction ...............................................................................................................................................................7-1
Wiring Diagram Symbols ..........................................................................................................................................7-2
Gas and Electrical Schematics .................................................................................................................................7-4
Appendix A System Grounding .............................................................................................................................a-1
System Grounding Requirements.............................................................................................................................a-1
Suggested Ground Cable Routing ............................................................................................................................a-1
Power Supply ...................................................................................................................................................a-1
Equipment Grounding ......................................................................................................................................a-1
Work Table Grounding......................................................................................................................................a-2
Appendix B Propylene Glycol Safety Data........................................................................................................b-1
Benzotriazole Safety Data..............................................................................................................b-1
Appendix C Gas Regulators ...............................................................................................................................c-1
Appendix D Service Screen (#18) Status Table ..................................................................................................d-1
Appendix E Command THC and CNC Software – Supplemental Information .................................................e-1
Command THC serial protocol..................................................................................................................................e-2
CNC Serial Interface .................................................................................................................................................e-4
Appendix F PC-104 Stack: Jumper Positions ....................................................................................................f-1