Hypertherm LR2075 - Manual (Page 9)

TABLE OF CONTENTS
vi LR 2075 Laser Head Instruction Manual
Stainless steel and aluminum........................................................................................................................................................4-4
Capacitive height sensor ..........................................................................................................................................................................4-5
Mild steel nozzle selection........................................................................................................................................................................4-6
Cut charts .....................................................................................................................................................................................................4-7
Mild steel ............................................................................................................................................................................................4-7
Stainless steel...................................................................................................................................................................................4-7
Focal position locations ............................................................................................................................................................................4-8
Definitions ..........................................................................................................................................................................................4-8
1.5" diameter lenses .......................................................................................................................................................................4-8
2.0" diameter lenses .......................................................................................................................................................................4-8
Maintenance ................................................................................................................................................................................................4-9
Nozzle inspection .............................................................................................................................................................................4-9
Lens inspection ............................................................................................................................................................................... 4-9
Clean the lens ................................................................................................................................................................................4-10
Lens mounting ..........................................................................................................................................................................................4-11
Standard..........................................................................................................................................................................................4-11
Lens centering................................................................................................................................................................................4-12
Troubleshooting (O
2
cutting).................................................................................................................................................................4-13
Troubleshooting (N
2
cutting) .................................................................................................................................................................4-15
Section 5 PARTS LIST ........................................................................................................................................................5-1
Laser heads, lens adjustment screws and potentiometer cable .....................................................................................................5-2
Consumables ..............................................................................................................................................................................................5-3
Dual flow nozzle parts .....................................................................................................................................................................5-4
Parts and accessories kit for 1.5" optics..............................................................................................................................................5-5
Parts and accessories kit for 2.0" optics..............................................................................................................................................5-6
Capacitive height sensor ..........................................................................................................................................................................5-7
Lenses...........................................................................................................................................................................................................5-8
Aperture and cross-hair assemblies.......................................................................................................................................................5-9
Appendix A ZnSe LENS SAFETY DATA .........................................................................................................................a-1
Section 1 product identification........................................................................................................................................................a-2
Section 2 Hazardous Ingredients .....................................................................................................................................................a-2
Section 3 Physical data ......................................................................................................................................................................a-2
Section 4 Fire and explosion hazard data ......................................................................................................................................a-2
Section 5 Health hazard data............................................................................................................................................................a-3
Section 6 Reactivity data....................................................................................................................................................................a-4
Section 7 Disposal information.........................................................................................................................................................a-4
Section 8 Special Protection information.......................................................................................................................................a-4
Section 9 Special precautions..........................................................................................................................................................a-5
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