Revision
1.6
(12/07/04)
Operation and Service Manual
NL100 Nitrogen Laser
Stanford Research Systems
Page 1: ...Revision 1 6 12 07 04 Operation and Service Manual NL100 Nitrogen Laser Stanford Research Systems...
Page 2: ...ted for a period of two 2 years or 20 000 000 laser shots whichever comes first Service For warranty service or repair this product must be returned to a Stanford Research Systems authorized service f...
Page 3: ...partial vendor list of laser safety eyewear Do not expose skin to the laser beam because burns may result Chronic exposure of skin to UV light may increase the risk of skin cancer Do not expose eyes...
Page 4: ...ndicator 2 Beam shutter 5 Key switch 3 Remote interlock connector 6 Three second delay not shown Figure 1 Front and back views of the NL100 Warning Labels The NL100 laser system has been designed with...
Page 5: ...These warning labels are a requirement for compliance with 21 CFR 1040 10 Figure 3 Danger warning label located on the front panel Figure 4 Aperture label located on the front panel near output apertu...
Page 6: ...ist only for reference Kentek Corporation 1 Elm Street Pittsfield NH 03263 800 432 2323 www kentek laser com Rockwell Laser Industries 7754 Camargo Rd Cincinnati OH 45243 www rli com Lase R Shield 701...
Page 7: ...Hz external trigger Pulse width 3 5 ns FWHM Pulse energy 175 J Peak power 50 kW Average power 3 5 mW Beam size 3 x 7 mm Beam divergence 5 x 8 mrad Shot to shot energy stability 3 standard deviation E...
Page 8: ...viii Specifications NL100 Nitrogen Laser...
Page 9: ...ecifications vii Contents ix Unpacking 1 Checklist 1 Standard Equipment and Supplies 1 Optional Equipment 1 Additional Necessary Equipment 1 Operating Instructions 2 Operating Controls 2 Key Switch 2...
Page 10: ...x Contents NL100 Nitrogen Laser...
Page 11: ...ompare the contents of the shipping box against your original order and the checklist below Report any discrepancies immediately Standard Equipment and Supplies NL100 laser system unit One Hypertronic...
Page 12: ...aser system with the exception of the beam shutter are located on the back panel as shown in Figure 7 Figure 7 Back panel and operating controls of the NL100 Key Switch Turning the key switch to the O...
Page 13: ...k panel A Hypertronics connector is supplied with your laser Alternatively power can be supplied through the DB 9 connector see DB 9 CONNECTOR below Figure 8 Hypertronics power receptacle as viewed fr...
Page 14: ...ulse has no effect on the operation of the NL100 laser system as shown in Figure 10 The trigger pulse width should be 1 s The high voltage charging circuitry becomes active immediately after the laser...
Page 15: ...rest of the laser electronics This allows triggering of the laser without permitting electrical noise from the laser discharge from impacting the user s electronics 1U TRIG IN TRIGGER CIRCUIT 6N137 3...
Page 16: ...he high voltage charging begins only when a TTL high level is received at one of the TRIGGER inputs either the TRIG IN BNC or Pin 4 of the DB 9 Since high voltage charging requires 45 ms the Trigger p...
Page 17: ...it prevents the laser from firing when electrical power is first applied to the laser system to allow time for the laser beam path to be cleared Charge LED This amber LED is lit when the high voltage...
Page 18: ...and Figure 14 Placing the beam shutter in the closed position mechanically blocks the beam aperture preventing laser emission from exiting the laser housing Figure 13 Front of the NL100 laser system s...
Page 19: ...is set during testing such that the unit meets specifications As the pulse energy drops as the laser tube ages through use increasing the high voltage will help offset the drop in pulse energy We do n...
Page 20: ...t and calibration Please contact SRS at 408 744 9040 to obtain a return merchandise authorization RMA number For the technically sophisticated NL100 user who wishes to replace the laser cartridge by t...
Page 21: ...r provide power to the NL100 laser or attempt to operate the NL100 laser with the protective cover removed Doing so may expose the user to lethal voltages 3 Disconnect the trigger and high voltage con...
Page 22: ...monitor line connector as shown Figure 18 Disconnect the ground and monitor connector 5 Remove the four 4 40 nuts that secure the laser cartridge to the bottom plate Figure 19 Remove laser cartridge...
Page 23: ...ground and monitor line connector plug to the power supply board as shown Figure 21 Reconnect ground and monitor line connector 9 Identify the trigger and HV connector plugs The trigger connector is t...
Page 24: ...e trigger and HV connector plugs to their respective receptacles WARNING Improper trigger and HV connections will result in the unit not operating permanent damage to the unit and expose the user to u...
Page 25: ...Mechanical Drawings 15 NL100 Nitrogen Laser Mechanical Drawings...
