Cyan Scientific Laser User's Guide
Contents
1. TABLE 5 Analog Interface Description Spectra Physics Cyan Scientific Laser User s Guide 35 UG13055 Revision 4 19 Aug 2008 S Spectra Physics A Division of Newport Corporation TROUBLESHOOTING Identifying a problem Please provide the following information to Spectra Physics or your local Spectra Physics representative 1 Date the problem was first observed 2 Laser head and power supply serial numbers 3 Description of the problem e g no output power output power unstable etc e If possible quantify the problem e g output power drifting approximately 20 over 10 minute period or beam circularity approximately 70 4 Detailed description of the symptoms Include status of power supply and laser head LEDs Analyzing the problem Please provide the following information to Spectra Physics or your local Spectra Physics representative Description of the conditions under which the problem occurred e Under which circumstances does the problem occur e g during start up after several hours of continuous operation etc e What were the external conditions temperature humidity electrical power voltage and frequency setup etc e Did the laser work correctly before If so were any changes made to the setup or operational parameters 2 Summary of operating parameters if changed from factory settings 3 Any other information that might be relevant If another Cyan system or system component is2. UNPACKING All Spectra Physics products are inspected and tested prior to shipment from the factory In the event that there is damage to the shipping container holes or crushing etc insist that a representative of your shipping carrier is present while you unpack the contents Damage caused by shipping is the responsibility of the shipping carrier and all claims must be routed through their claims department NOTE a Like all electronic devices this device contains static sensitive components It should be handled only with proper Electrostatic Discharge ESD grounding procedures Observe all ESD precautions and procedures while handling the product Ensure you and any surfaces on which the product lies are correctly grounded Carefully unpack the contents from the boxes The complete Cyan Scientific system in shipped in two separate boxes Check contents of each box against the packing list to ensure all parts have been received Inspect each item to assure it is not damaged Ensure use of full ESD precautions as parts are ESD sensitive It is recommended that you keep the shipping package until the unit has been installed and verified as being fully operational Spectra Physics Cyan Scientific Laser User s Guide 25 UG13055 Revision 4 19 Aug 2008 INSTALLATION 5 S Spectra Physics A Division of Newport Corporation INSTALLATION This chapter describes the setup and installation of the laser head and
3. Photonics Spectra Buyer s Guide Photonics Spectra Laurin Publications Berkshire Common PO Box 4949 Pittsfield MA 01202 4949 Tel 413 499 0514 Internet www photonics com Spectra Physics Cyan Scientific Laser User s Guide 16 UG13055 Revision 4 19 Aug 2008 LIMITED WARRANTY S Spectra Physics A Division of Newport Corporation LIMITED WARRANTY Spectra Physics warrants its Products to be free from defects in material and workmanship and to perform in the manner and under the conditions specified in the Product specifications for twelve 12 months from shipment This warranty is the only warranty made by Spectra Physics with respect to its Products and no person is authorized to bind Spectra Physics for any obligations or liabilities beyond this warranty in connection with its Products This warranty is made to the original Purchaser only is nontransferable and may only be modified or amended by a written instrument signed by a duly authorized officer of Spectra Physics Sub systems manufactured by other firms but integrated into Spectra Physics Products are covered by the original manufacturer s warranty and Spectra Physics makes no warranty express or implied regarding such sub systems Products or parts thereof which are replaced or repaired under this warranty are warranted only for the remaining unexpired portion of the original warranty period applicable to the specific Product replaced or repaired
4. 2008 S Spectra Physics A Division of Newport Corporation Optional Heat Sink Mechanical Diagram The following diagram shows the dimensions of the heat sink and fan assembly BACK VIEW FRONT VIEW SIDE VIEW oe Hy 128 1025 i z 54 BOTTOM VIEW ALL DIMENSIONS 72 704 ARE IN MILLIMETERS d N 6 AANA mh r Ty FIGURE 8 Optional Heat sink Spectra Physics Cyan Scientific Laser User s Guide 22 UG13055 Revision 4 19 Aug 2008 LASER SPECIFICATIONS S Spectra Physics A Division of Newport Corporation Absolute Maximum Ratings The following limits are the absolute maximum ratings Operation beyond any of these limits may result in permanent damage to the laser Parameter SSS Storage Relative Humidity J o iC arson Opera Terpeanre Pe fe Base Sad poraning Md C lve Hania E E Non Operating Aliude o no e Operating tinge J o owo e _ Vibration 5010 800 Hz sinusoidal 025 ocem e e Ec a T Non condensing Non condensing see graph on next page TABLE 3 Absolute Maximum Ratings Ambient Temperature and Relative Humidity Operating Range Relative Humidity AE RI TETTERE BEARREN R 0 4 6
5. Spectra Physics Cyan Scientific Laser User s Guide 17 UG13055 Revision 4 19 Aug 2008 LIMITED WARRANTY S Spectra Physics A Division of Newport Corporation The following warranty conditions shall apply to all Spectra Physics products unless amended by a written instrument signed by a duly authorized officer of Spectra Physics ADJUSTMENT No electrical mechanical or optical adjustments to the product s are permitted PARTS AND LABOR New or factory built replacements for defective parts will be supplied for twelve 12 months from date of shipment of the product Replacement parts are warranted for the remaining portion of the original warranty period There will be no charge for repair of products under warranty where the repair work is done by Spectra Physics Shipping and transportation charges shall be the sole responsibility of the customer NOT COVERED BY THE WARRANTY Damage to any optical surface from improper handling or cleaning procedures This applies specifically to those items subjected to excess laser radiation contaminated environments extreme temperature or abrasive cleaning Damage due to ESD abuse misuse improper installation or application alteration accident negligence in use improper storage transportation or handling No warranty shall apply where the original equipment identifications have been removed defaced altered or where there is any evidence of alterations adjustments removal of protec
6. available it is recommended to further localize the problem Do this by changing system components laser head power supply and cables one at a time If the symptoms vanish after changing a certain component it is likely but not absolutely certain that the problem is associated with the changed component Spectra Physics Cyan Scientific Laser User s Guide 36 UG13055 Revision 4 19 Aug 2008 TROUBLESHOOTING S Spectra Physics A Division of Newport Corporation Service There are no user serviceable components in this laser system If you are still experiencing problems or need further assistance please contact Spectra Physics Technical Support at 800 456 2552 or at service spectra physics com or your local distributor Preventative Maintenance There is no maintenance required for the operation of this laser Spectra Physics Cyan Scientific Laser User s Guide 37 UG13055 Revision 4 19 Aug 2008 Contact information Website www Newport com Email service spectra physics com Spectra Physics reserves the right to change or update the contents of this manual and to change the specifications of its products at any time without prior notification Every effort has been made to keep the information in this document current and accurate as of the date of publication or revision However no guarantee is given or implied that this document is error free or that it is accurate with regard to any specification
7. for the proper installation operation and or maintenance of the Spectra Physics Cyan laser Spectra Physics and the Spectra Physics Logo are trademarks of Newport Inc 2006 Spectra Physics All rights reserved 1355 Terra Bella Avenue Mountain View California CA 94043 USA Phone 800 456 2552 Website WWW NEWPORT COM Spectra Physics Cyan Laser User s Guide Revision 4 19 Aug 2008 Spectra Physics Cyan Scientific Laser User s Guide 2 UG13055 Revision 4 19 Aug 2008 Table of Contents 1 INTRODUCTION 2 LASER SAFETY Safety Summary Precautions for the Safe Operation of Class IIIb Lasers Safety Devices Emission and Power Indicators Shutter Key Switch Remote Interlock Fuses Maximum Emission Levels Labels WASTE ELECTRICAL AND ELECTRONIC EQUIPMENT WEEE RECYCLING LABEL SOURCES OF ADDITIONAL INFORMATION Laser safety Standards Equipment and Training 3 LIMITED WARRANTY 4 LASER SPECIFICATIONS SYSTEM DESCRIPTION Laser Head Power Supply ABSOLUTE MAXIMUM RATINGS PERFORMANCE SPECIFICATIONS 5 UNPACKING 6 INSTALLATION THERMAL CONSIDERATIONS LASER HEAD MOUNTING Option 1 Mounting the Laser Head to the Spectra Physics Heat sink Option 2 Mounting the Laser Head to Custom Heat sink Safety Interlock AC Power for Power Supply Connecting the Umbilical Cable 7 OPERATING INSTRUCTIONS LASER STARTUP Laser Alignment Interlocks Spectra Physics Cyan Scientific Laser User s Guide 1 UG13055 Revision 4 19 Aug 2
8. power supply Please read and understand this chapter thoroughly before proceeding with the laser installation The Spectra Physics Cyan laser module consists of a laser head and power supply joined by an umbilical cable An optional Spectra Physics heat sink assembly with a cooling fan is also available see Chapter 4 Laser Specifications for a detailed mechanical description of each item Thermal Considerations CAUTION It is important that the laser head be attached to an adequate heat sink with thermal grease heat sink compound when operating see footnote on next page Failure to attach the laser head to an adequate heat sink will result in overheating of the laser head causing a laser shutdown Thermal Specifications Min Max Description Ambient Operating Temperature 4 C 40 C Operating environmental limits Base plate Operating Operation outside this range will result in Temperature thermal shutdown 4 C 55 C NOTE The Spectra Physics heat sink is designed to provide adequate cooling for reliable laser operation For optimum operation of the heat sink the heat sink fan should be connected to the laser head via the cable provided Also adequate clearance must be provided at the back of the unit near the fan to ensure proper airflow Spectra Physics Cyan Scientific Laser User s Guide 26 UG13055 Revision 4 19 Aug 2008 INSTALLATION S Spectra Physics A Division of Newport Cor
9. 008 oo ON N UO YH UW jo 10 10 11 14 15 15 16 17 19 19 20 21 23 24 25 26 26 29 30 31 31 31 31 32 32 33 33 Laser Shut Down Alarm Light ANALOG INTERFACE TROUBLESHOOTING IDENTIFYING A PROBLEM ANALYZING THE PROBLEM System Analysis Using Reference Components SERVICE PREVENTATIVE MAINTENANCE Spectra Physics Cyan Scientific Laser User s Guide 2 UG13055 Revision 4 19 Aug 2008 34 34 34 36 36 36 36 37 37 INTRODUCTION S Spectra Physics A Division of Newport Corporation INTRODUCTION This manual contains information you need to safely install operate and maintain your Spectra Physics Cyan laser system Please be alert to the safety considerations and specific procedures regarding the Spectra Physics Cyan laser head Throughout the manual you will see graphic icons representing important information in the text The purpose of these icons is to provide a visual convention to alert you of a stop in the flow of the manual where an important note or safety hazard alert is posted NOTE is an important procedure of which you should be aware before proceeding CAUTION alerts you of a potential danger to equipment or to the user WARNING indicates an imminent danger to the user REMINDER is a helpful hint to procedures listed in the text The conventions are listed as follows showing the picture you will see NOTE CAUTION WARNING REMINDER an ee A 9 This manual wa
10. 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 Ambient Temperature C FIGURE 9 Ambient Temperature and Relative Humidity Operating Range Spectra Physics Cyan Scientific Laser User s Guide 23 UG13055 Revision 4 19 Aug 2008 S Spectra Physics A Division of Newport Corporation Performance Specifications Parameter Conditions Min Nom Max Units Wavelength 487 5 488 0 488 5 nm PC13054 10 13 15 PC13055 20 22 27 Output Power PC14011 40 44 49 mW PC14202 50 53 55 PC14962 75 78 80 PC14961 100 104 105 Output Power Stability Short term 2 hours 3 C 1 1 Long term 5 5 Maximum IR Output Power 0 1 mW Noise 20 Hz 2 MHz RMS 0 20 20 Hz 20 kHz pk pk 1 eae mer Perpendicular to Polarization Extinction Ratio base plate 100 1 250 1 Power in Band 98 M 1 1 My 1 1 Beam Asymmetry At beam waist 1 1 1 Beam Diameter 1 e 0 65 0 75 mm Beam Divergence 1 1 mrad Pointing Stability 3 hours 3 C 30 30 urad Static Alignment Tolerances Beam Position 0 25 0 25 mm Beam Angle 2 5 2 5 mrad m With respect to Beam Waist Position laser exit port 200 200 mm Warm up time To stable power 7 min Total power dissipation 30 Ww TABLE 4 Laser Specifications Spectra Physics Cyan Scientific Laser User s Guide 24 UG13055 Revision 4 19 Aug 2008 UNPACKING S Spectra Physics A Division of Newport Corporation er
11. 999 A Guide for Control of Laser Hazards 4 Edition Publication 0165 American Conference of Governmental and Industrial Hygienists ACGIH 1330 Kemper Meadow Drive Cincinnati OH 45240 Tel 513 742 2020 Internet www acgih org htm Laser Institute of America 13501 Ingenuity Drive Suite 128 Orlando FL 32826 Tel 800 445 4200 Compliance Engineering Canon Communications LLC 11444 W Olympic Boulevard Los Angeles CA 90064 Tel 310 445 4200 International Electrotechnical Commission Journal of the European Communities EN 60825 1 Safety of Laser Products Part 1 Equipment classification requirements and user s guide Tel 41 22 919 0211 Fax 41 22 919 0300 Internet www iec ch Spectra Physics Cyan Scientific Laser User s Guide 15 UG13055 Revision 4 19 Aug 2008 LASER SAFETY S Spectra Physics A Division of Newport Corporation Cenelec 35 Rue de Stassartstraat B 1050 Brussels Belgium Tel 32 2 519 68 71 Internet www cenelec org Document Center Inc 111 Industrial Road Suite 9 Belmont CA 94002 Tel 650 591 7600 Internet www document center com Laser Safety Guide Laser Institute of America 13501 Ingenuity Drive Suite 128 Orlando FL 32826 Tel 800 34LASER Internet www laserinstitute org Laser Focus World Buyers Guide Laser Focus World Pennwell Publishing 98 Spit Rock Road Nashua NH 03062 Tel 603 891 0123 Internet www laserfocusworld com
12. Damage may be caused by current surges if power is applied while attaching or removing cables Spectra Physics Cyan Scientific Laser User s Guide 31 UG13055 Revision 4 19 Aug 2008 S Spectra Physics A Division of Newport Corporation OPERATING INSTRUCTIONS Laser Startup Prior to turning the laser on ensure that personnel in the vicinity have proper protective eyewear and that the beam path will be well contained Move the power switch to the ON position The switch will appear red The LED s on the Laser Power supply Figure 13 will be all off The LED on the laser head will be orange When laser emission is required open the manual shutter on the laser head and turn the key switch to the ON position The amber CAUTION LED on the laser power supply will turn on After approximately 10 seconds the LED on the laser head will turn green and light will emerge from the laser head The laser is now in startup mode The amber CAUTION LED on the power supply will remain lit at all times when the laser is generating blue light The Spectra Physics Cyan laser will remain in startup mode for up to 7 minutes During startup the laser power supply performs an auto calibration As a result the output power will fluctuate from very low levels to up to 20 above the rated output power The Ready LED on the laser power supply will emit green when the laser has completed its startup sequence and is in operational mode Spe
13. NOTE DISCLAIMER THE FOREGOING WARRANTY IS EXCLUSIVE AND IN LIEU OF ALL OTHER WARRANTIES WHETHER WRITTEN ORAL OR IMPLIED AND SHALL BE THE PURCHASER S SOLE REMEDY AND SPECTRA PHYSICS SOLE LIABILITY IN CONTRACT OR OTHERWISE FOR THE PRODUCT SPECTRA PHYSICS EXPRESSLY DISCLAIMS ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE The Purchaser s exclusive remedy with respect to any defective Product shall be to have Spectra Physics repair or replace such defective Product or credit the Purchaser s account whichever Spectra Physics may elect in its sole discretion If it is found that any Product has been returned which is not defective the Purchaser will be notified and such Product returned at the Purchaser s expense In addition a charge for testing and examination may at Spectra Physics sole discretion be made on any Product so returned These remedies are available only if i Spectra Physics is notified in writing by the Purchaser promptly upon discovery of a Product defect and in any event within the warranty period ii Spectra Physics examination of such Product discloses to Spectra Physics satisfaction that such defects actually exist and the Product has not been repaired worked on altered by persons not authorized by Spectra Physics subject to misuse negligence or accident or connected installed used or adjusted otherwise than in accordance with the instructions furnished by Spectra Physics
14. S Spectra Physics A Division of Newport Corporation Cyan Scientific Laser User s Guide SPECTRA PHYSICS A Division of Newport Corporation Cyan Scientific Laser User s Guide Thank you for purchasing a Spectra Physics product Your Spectra Physics Cyan laser is a quality product that has been designed and manufactured to provide reliable performance The laser system has been designed for use in lab based experimentation and measurement This manual is an important part of your purchase as it will help familiarize you with the laser and explain the numerous features that have been designed into it Please read this manual thoroughly before using your laser Please contact Spectra Physics or your authorized Spectra Physics distributor should you have questions regarding specific applications or if you require additional information Contact information Website www newport com lasers Email service spectra physics com Spectra Physics reserves the right to change or update the contents of this manual and to change the specifications of its products at any time without prior notification Every effort has been made to keep the information in this document current and accurate as of the date of publication or revision However no guarantee is given or implied that this document is error free or that it is accurate with regard to any specification Spectra Physics has prepared this manual for use by its customers as a guide
15. Spectra Physics has prepared this manual for use by its customers as a guide for the proper installation operation and or maintenance of the Spectra Physics Cyan laser Spectra Physics and the Spectra Physics Logo are trademarks of Spectra Physics 2006 Spectra Physics All rights reserved 1355 Terra Bella Avenue Mountain View California CA 94053 USA Phone 800 456 2552 Website WWW NEWPORT COM Spectra Physics Cyan Laser User s Guide Revision 4 19 Aug 2008 Spectra Physics Cyan Scientific Laser User s Guide 38 UG13055 Revision 4 19 Aug 2008
16. aser product as a result of or necessary for the operation of a laser incorporated into that product Spectra Physics Cyan Scientific Laser User s Guide 6 UG13055 Revision 4 19 Aug 2008 LASER SAFETY S Spectra Physics A Division of Newport Corporation The images below illustrate the location of the various laser safety devices that will be described in more detail in the following text Laser Aperture FRONT VIEW Shutter Control Knob REAR VIEW Emission indicator FIGURE 1 Laser Head Shutter and Emission Indicator nissic The system provides the following emission and power indicators The laser head emission indicator see Figure 1 illuminates yellow when there is power to the laser but no optical emission and green when there is optical emission Spectra Physics Cyan Scientific Laser User s Guide 7 UG13055 Revision 4 19 Aug 2008 peeee eee Spectra Physics A Division of Newport Corporation 1S Spectra Physics CAUTION REMOTE a LASER CONTROLLER FIGURE 2 Power supply front panel devices The power supply MAINS switch see Figure 2 illuminates red when it is toggled to the On position In this state power is being supplied to the electronics in the power supply and to the laser head The power supply CAUTION LED see Figure 2 illuminates yellow when mains power to the unit is turned on and the key switch is turned to the ON position such that
17. below eye level standing or seated e Set up shields to prevent any unnecessary specular reflections or beams from escaping the laser operation area e Set up a beam dump to capture the laser beam and prevent accidental exposure Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure AN There are no user serviceable components in this equipment You should not attempt O repairs on the product instead report all problems to Spectra Physics Customer Service Y7 or your local distributor for assistance Please contact Spectra Physics if you have any questions regarding the safe operation of this equipment Operating this laser without due regard for these precautions or in a manner that does not comply with recommended procedures may be dangerous At all times during installation and operation of your laser avoid unnecessary exposure to laser or collateral radiation that exceeds the accessible emission limits listed in Performance Standards for Laser Products United States Code of Federal Regulations 21CFR1040 10 d Do not look at any laser light directly or through any optical lens When handling the product do not look directly at the light generated by the product The laser complies with the following safety standards EN IEC 60825 1 FDA CDRH 21 CFR Parts 1040 10 11 Any electronic product radiation except laser radiation emitted by a l
18. ctra Physics Cyan Scientific Laser User s Guide 32 UG13055 Revision 4 19 Aug 2008 TROUBLESHOOTING S Spectra Physics A Division of Newport Corporation amp Spectra Physics CAUTION READY REMOTE e e es FIGURE 13 Location of status LEDs and switches on the power supply Care should be taken during alignment to avoid direct back reflections into the laser If more than 5 of laser light is reflected back into the laser the reflected light may influence the stability of the laser The Spectra Physics Cyan Scientific power supply has an interlock mechanism An interlock override plug is supplied with the laser When the plug is connected to the Analog connector on the rear of the power supply the laser can be enabled through the key switch The laser will not operate until a closed loop exists between pins 1 and 3 on the Analog interface connector If the interlock circuit is open either at startup of the laser head or after the laser head has become operational the laser enters the interlocked state causing the laser head to shut down To re enable the laser head the interlock circuit must be closed and the laser power supply must be power cycled Spectra Physics Cyan Scientific Laser User s Guide 33 UG13055 Revision 4 19 Aug 2008 TROUBLESHOOTING R S Spectra Physics A Division of Newport Corporation To turn the laser off manually turn the key switch to the OFF posi
19. ead Mechanical Drawing Fan Connector 0 69 17 5 Front View Dimensions in inches mm A fan power connector is located at the back of the laser head for connection to the cooling fan on the optional heat sink Spectra Physics Cyan Scientific Laser User s Guide 20 UG13055 Revision 4 19 Aug 2008 LASER SPECIFICATIONS S Spectra Physics A Division of Newport Corporation The power supply contains an AC DC converter a laser controller card with analog interface mains power and key switches the remote interlock connector and front panel indicators The back panel of the power supply has the following features AC power input with fuse 25 pin umbilical cable connector 25 pin analog interface connector includes remote interlock 9 pin RS 232 connector The front panel of the power supply includes the following features e Mains power switch e Key switch to enable laser head startup see Section 2 e LED indicators see Section 2 12 43 315 8 1 11 87 301 6 _ __ ___ 7 87 200 _ Serial Link DB 9 Receptacle Se e J roe szssessss 2 i i 8 i Front View Side View 3 35 85 0 33 8 35 Analog Interface DB 25 Receptacle Laser Head Attach Rear View via Umbilical Cable DB 25 Receptacle Dimensions in inches mm FIGURE 7 Power supply mechanical dimensions Spectra Physics Cyan Scientific Laser User s Guide 21 UG13055 Revision 4 19 Aug
20. el 1 Head Serial Number Label 2 Model Number Label 3 S Spectra Physics Laser Head Top Label 4 Laser Head Right Side Label 5 IF BROKEN Emission Indicator Caution Label 6 Warranty Seal 7 REVISION 6 1 Laser Aperture Label 8 Firmware Revision Number Label 9 Spectra Physics Cyan Scientific Laser User s Guide 12 UG13055 Revision 4 19 Aug 2008 LASER SAFETY S Spectra Physics A Division of Newport Corporation S Spectra Physics A Division of Newport Corporation CYAN SCIENTIFIC CONTROLLER CDRH ACCESSION NO 0510840 pzd 115 230VAC 50 60Hz USE 1A FUSE MADE IN CANADA WWW NEWPORT COM LASERS Power supply label 10 TABLE 2 Laser Head and Power Supply Labels Spectra Physics Cyan Scientific Laser User s Guide 13 UG13055 Revision 4 19 Aug 2008 EOR Spectra Physics A Division of Newport Corporation Waste Electrical and Electronic Equipment WEEE Recycling Label To Our Customers in the European Union As the volume of electronics goods placed into commerce continues to grow the European Union is taking measures to regulate the production and disposal of waste from electrical and electronic equipment Toward that end the European Parliament has issued directives instructing European Union member states to adopt legislation concerning the reduction recovery re use and recycling of was
21. from American National Standards Institute Inc 1430 Broadway New York NY 10018 Or Laser Institute of America 2424 Research Parkway Orlando FL 32826 e Users should have an initial eye examination prior to operating the laser equipment followed by periodic re examinations e Wear protective eyewear at all times selection depends on the wavelength and intensity of the radiation the conditions of use and the visual function required Protective eyewear is available from suppliers listed in the Laser Focus World Lasers and Optronics and Photonics Spectra buyer s guides Consult the ANSI and ACGIH standards listed at the end of this section for guidance Spectra Physics Cyan Scientific Laser User s Guide 5 UG13055 Revision 4 19 Aug 2008 sa ac iad Spectra Physics A Division of Newport Corporation e Maintain a high ambient light level in the laser operation area so the eye s pupil remains constricted reducing the possibility of damage e Avoid looking at the output beam even diffuse reflections are hazardous e Avoid blocking the output beam or its reflections with any part of the body e Establish a controlled access area for laser operation Limit access to personnel trained in the principles of laser safety e Enclose beam paths wherever possible e Post prominent warning signs near the laser operating area See EN 60825 1 ANSI Z136 1 Section 4 7 e install the laser so that the beam is either above or
22. g appropriate safety procedures These values do not imply actual system power or specifications Laser light at 976 nm is generated in the production of the 488nm emission This infra red wavelength is substantially confined to the inside of the laser head Nominalcoutour Maximum possible output at any Model P time including fault conditions 488nm 488nm 986nm PC13054 10mW PC13055 20mW PC14011 4omW CRONIN AEN PC14202 50mW PC14962 75mW PC14963 100mW FIBON Iw TABLE 1 Maximum emission levels Spectra Physics Cyan Scientific Laser User s Guide 10 UG13055 Revision 4 19 Aug 2008 LASER SAFETY S Spectra Physics A Division of Newport Corporation Labels The following section contains illustrations of the laser head and power supply labels REAR VIEW FIGURE 4 Location of Labels on the Laser Head RS 232 o9oco 0i REVISION 6 1 Spectra Physics ANALOG er oococooeoronoN pooo oeoooneooass LASER HEAD oo RR coooocoooooo FIGURE 5 Location of labels on the Power Supply Spectra Physics Cyan Scientific Laser User s Guide 11 UG13055 Revision 4 19 Aug 2008 LASER SAFETY S Spectra Physics A Division of Newport Corporation This product or its use is protected www spectra physics com by one or more of the following MADE IN OTTAWA US patents 5 913 533 ONTARIO CANADA 6 982 999 7 035 298 7 101 431 Laser Head Left Side Lab
23. itions the base plate temperature remains within the acceptable range The Spectra Physics supplied heat sink fan assembly delivers a typical performance of 0 55 C W Spectra Physics Cyan Scientific Laser User s Guide 28 UG13055 Revision 4 19 Aug 2008 INSTALLATION S Spectra Physics er eget aC es A Division of Newport Corporation NOTE If the Spectra Physics heat sink is not used we recommend that the customer provided heat sink be milled to a flatness of 0 05 mm or better over the entire mounting surface of the laser head and that thermal grease or heat sink compound is used to maximize thermal contact The following thermal greases heat sink compounds or equivalent are recommended e Wakefield Engineering Non silicone Thermal Compound 126 4 e Thermagon T Putty 504 e Thermagon T Mate 2905C Laser Head Mounting The following describes the procedure for mounting the Spectra Physics Cyan laser head to the heat sink You will need 4x screws supplied as part of the installation kit o type M3 x 0 5 x 12 mm 4 x dished toothed M3 washers supplied as part of the installation kit thermal grease not supplied calibrated torque screwdriver not supplied NOTE The laser head must be electrically grounded in order to meet the ESD immunity requirements of EN61000 6 2 REMINDER It is important that the laser head be attached with thermal grease to an adequate heat sink when ope
24. laser current is enabled The power supply READY LED see Figure 2 illuminates green after completion of the warm up sequence when the laser is fully operational and emitting stable power The power supply REMOTE LED see Figure 2 illuminates green when the analog interface is enabled see Analog Interface in Section 7 The power supply ALARM LED see Figure 2 illuminates red when there is an internal fault The alarm may be cleared by toggling the power switch off and on If the Alarm LED is not cleared contact Spectra Physics Technical Support or your local distributor Spectra Physics Cyan Scientific Laser User s Guide 8 UG13055 Revision 4 19 Aug 2008 LASER SAFETY S Spectra Physics A Division of Newport Corporation The laser head is equipped with a manually operated shutter The shutter is operated by turning the knob on the front of the laser head The direction of rotation to open or close the shutter is indicated near the shutter control on the label on top of the laser head Shutter instructions Aperture N Shutter knob FIGURE 3 Shutter detail Turning the key switch on the power supply to the ON position allows the laser to turn on provided the remote interlock loop is connected at the analog interface see Remote Interlock The key cannot be removed once the switch is turned to the ON position The key switch is located below the MAINS power switch on the front panel
25. level Description 1 Analog Interlock Loop lt 15 VDC 12 5 mA typ Connect pins 1 and 3 together Analog Interlock to close interlock loop for normal operation 30 Loop Input 0 Turn laser and TEC controller OFF 2 Laser On Off 0 lt 0 4 V 1 Turn laser and TEC controller ON 1 gt 3 5V If pin left open the default value is 1 laser TEC ON 4 5 6 NC No connection 7 NC No connection Analog output signal 10 mA max Used to remotely 5 OR Monito i Output monitor y monitor the laser output power 0 1V mW 9 LD Monitor Output monitor V Gain chip current monitor 10 mA max 1 V A 10 11 GND Main PCB signal ground 12 NC No connection 13 V out Output 12 V 12 V 100 mA max power supply 14 GND Main PCB signal ground Base plate 15 Temperature Output monitor V 0 to 4 096 V signal output corresponding to a 0 to 100 Moni degrees laser head base plate temperature onitor Output 0 Laser locked Laser temperature and power are at 16 Laser locked 0 lt 04V their corresponding setting points 1 gt 45V 1 Laser off standby not ready 17 NC No connection Input Analog Interface 0 Analog Interface enable 18 0 lt 0 4V Enable 1 Analog Interface disable 1 gt 3 5V 19 NC No connection 20 21 22 GND Main PCB signal ground Alarm Laser Output 0 Normal operation 33 Failure CGY 1 Laser fault 1 gt 4 5V 24 GND Main PCB ground 25 Chassis GND Chassis ground attached to power supply connector chassis ground connector shells
26. of the power supply see Figure 2 Spectra Physics Cyan Scientific Laser User s Guide 9 UG13055 Revision 4 19 Aug 2008 sa ac iad Spectra Physics A Division of Newport Corporation The analog interface connector includes pins for connection of a remote interlock Pins 1 and 3 of the 25 pin analog interface connector must be connected together in order for the laser to start The analog interface connector is located on the rear panel of the power supply The power supply is shipped with an interlock override plug which when installed overrides the interlock allowing the laser to be turned on using the front panel key switch only The interlock is described in more detail in Section 7 One 1A fuse is provided for the power supply Access to the fuse is on the rear of the power supply directly below the AC power cord input To replace the fuse make sure the power switch is in the off position Disconnect the AC power cord from the power supply Carefully insert a small flat head screwdriver into the slot located at the bottom of the AC power input Gently pry the door open and remove the fuse holder Replace the fuse slide the fuse holder back into place and close the cover Connect the AC power cord to the power supply Note A spare fuse is provided in the fuse assembly The following are the maximum emission levels possible for the Cyan laser Use this information for selecting appropriate laser safety eyewear and implementin
27. operating at a fixed optical output power System Description The Cyan Scientific laser is a compact solid state frequency doubled laser that provides stable 488nm laser output at fixed power levels between 10mW and 100mW depending on the model The system consists of Laser head incorporates all optical components some signal conditioning and control electronics and a manual safety shutter Power supply incorporates all electronics for control of the laser head and optional heat sink fan Umbilical cable connects the power supply to the laser head The standard umbilical cable is a 1 8m long 25 conductor 24 AWG shielded cable wired straight through with a standard 25 pin DB 25 connector on each end The end connecting to the laser head is female and the end connecting to the power supply is male Stated laser performance is only guaranteed with cables supplied by Spectra Physics An optional heat sink with an integral cooling fan is available Spectra Physics Cyan Scientific Laser User s Guide 19 UG13055 Revision 4 19 Aug 2008 LASER SPECIFICATIONS S Spectra Physics A Division of Newport Corporation The laser head contains all of the optical components of the laser and is where the light is generated It includes a mechanical shutter and emission indicator see Section 2 j3 T lo Top View i 4 92 125 ii Side View FIGURE 6 Laser H
28. plied heat sink include reference locator pins to ensure proper alignment of the laser head see Figure 12 The mounting procedure follows as described in Option 1 above An analog interface interlock is provided on the rear panel of the power supply The interlock allows the user to disable the laser externally for safety purposes An example would be configuring the laser such that the interlock opens closes when a door is opened closed To use the interlock feature remove the interlock override plug if it is installed and then connect the switch or relay contacts across the interlock connector inputs Internally a sense circuit has a 10 kohm pull up resistor to 5V If this external interlock circuit is open or the input voltage exceeds 2 5 V the laser will be disabled See Section 7 for more information regarding the analog interface and its operation Plug the power cable provided into the power input receptacle on the power supply back panel and the other end into a standard wall socket CAUTION Before connecting or disconnecting the electrical cables to the laser head ensure that the power switch is turned off Also plug the power supply into the wall socket to bring the system to ground before connecting the umbilical cables The umbilical cable must be screwed into place prior to operating the laser Do not apply power until all cables and connections have been attached Components of this laser system are not hot switchable
29. poration The maximum thermal load of the laser head module under worst case environmental conditions is lt 14 W for steady state operation and lt 19 W during the startup procedure The following graph shows the typical steady state thermal load for a range of base plate temperatures and a heat sink thermal impedance of 0 55 C W Typical Laser Head Power Dissipation Thermal Load W 0 5 10 15 20 25 30 35 40 45 50 55 Baseplate Temperature C FIGURE 10 Typical Head Power Dissipation Spectra Physics Cyan Scientific Laser User s Guide 27 UG13055 Revision 4 19 Aug 2008 INSTALLATION S Spectra Physics A Division of Newport Corporation The following graph shows the maximum allowable heat sink thermal impedance necessary to maintain the required maximum base plate temperature of 55 C for a range of environmental temperatures For example an ambient temperature of 35 C would require a heat sink with a thermal impedance not exceeding 0 95 C W Heatsink Requirements 3 25 9 gt 2 oO E 15 oO Qa w A E oO alee F 05 0 T T T T T T T ij 5 10 15 20 25 30 35 40 Ambient Temperature C FIGURE 11 Heat sink Thermal Impedance Requirements To guarantee performance across all allowable operating conditions we recommend using a heat sink with thermal impedance no greater than 0 65 C W This will ensure that under worst case environmental cond
30. rating Failure to attach the laser head with thermal grease to an adequate heat sink will result in overheating of the laser head causing a laser shutdown CAUTION Ensure that both surfaces at the laser head heat sink interface are clean and a light coating of thermal grease is applied Any voids may cause heat dissipation problems with the laser head Uneven application of thermal grease may result in deviation from intended bore sighting Spectra Physics Cyan Scientific Laser User s Guide 29 UG13055 Revision 4 19 Aug 2008 INSTALLATION S Spectra Physics A Division of Newport Corporation Option 1 Mounting the Laser Head to the Spectra Physics Heat sink Align the laser head against the 3 reference locator pins on the heat sink See diagram on next page Insert the toothed washers on the M3 screws Ensure that the concave surface of the washer faces away from the screw head Loosely tighten the four screws with washers into the attachment holes on the heat sink in diagonal order Tighten the four screws in diagonal order using a torque screwdriver set to a maximum torque of 100 N cm Align the laser head into the 3 reference locator pins on the heat sink FIGURE 12 Illustration of Laser Head Alignment Spectra Physics Cyan Scientific Laser User s Guide 30 UG13055 Revision 4 19 Aug 2008 INSTALLATION S Spectra Physics A Division of Newport Corporation It is recommended that the customer sup
31. s designed to be easy to read and understand If you have any questions or suggestions please let us know Spectra Physics Cyan Scientific Laser User s Guide 3 UG13055 Revision 4 19 Aug 2008 ii S Spectra Physics A Division of Newport Corporation THIS PAGE INTENTIONALLY LEFT BLANK Spectra Physics Cyan Scientific Laser User s Guide 4 UG13055 Revision 4 19 Aug 2008 LASER SAFETY S Spectra Physics A Division of Newport Corporation LASER SAFETY Follow the instructions contained in this manual to ensure proper installation and safe operation of your laser CAUTION The Spectra Physics Cyan lasers are Class IIIb lasers as defined by the Federal Qy Register 21 CFR 1040 10 Laser Safety Standard The standard requires that certain yY performance features and laser safety labels be provided on the product Photographs of the warning labels in place on the laser are shown later in this section WARNING This product produces laser light at 488nm Diffuse as well as specular beam reflections can cause severe eye or skin damage Residual invisible light at 976nm wavelength might also be present The American National Standards Institute publishes a laser safety standard for users entitled American National Standard for the Safe Use of Lasers ANSI Z136 1 Spectra Physics strongly recommends that laser users obtain and follow the procedures described in this ANSI standard Copies may be obtained
32. te electrical and electronic equipment The directive addressing the reduction recovery re use and recycling of waste electrical and electronic equipment is referred to as WEEE In accordance with this directive the accompanying product has been marked with the WEEE symbol See Label 9 in Table 2 The main purpose of the symbol is to designate that at the end of its useful life the accompanying product should not be disposed of as normal municipal waste but should instead be transported to a collection facility that will ensure the proper recovery and recycling of the product s components The symbol also signifies that this product was placed on the market after 13 August 2005 At this time regulations for the disposal of waste electrical and electronic equipment vary within the member states of the European Union Please contact a Newport Spectra Physics representative for information concerning the proper disposal of this product Spectra Physics Cyan Scientific Laser User s Guide 14 UG13055 Revision 4 19 Aug 2008 LASER SAFETY S Spectra Physics A Division of Newport Corporation Sources of Additional Information Safe Use of Lasers Z136 1 American National Standards Institute ANSI 11 West 42 Street New York NY 10036 Tel 212 642 4900 Occupational Safety and Health Administration Publication 8 1 7 U S Department of Labor 200 Constitution Avenue N W Room N3647 Washington DC 20210 Tel 202 693 1
33. tion The laser will stop emitting light If the laser will not be used for several minutes or hours turn the power switch to the OFF position Toggle up Note Whenever the laser is turned off it will require 5 7 minutes to run through the start up sequence when it is turned on again The Alarm light on the laser power supply remains off during normal operation When the Alarm light turns on it indicates an internal error in the power supply Turn off the key switch and power switch and then turn them back on again If the problem persists see the trouble shooting section of the manual or contact your local Spectra Physics representative Analog Interface The laser output can be turned on or off via the analog interface connector The connector is a standard DB 25 pin female connector with pin 17 keyed A standard cable can be used provided pin 17 is removed or cut to match with the analog interface input connector The user can create an interlock system using the analog interface i e the supplied analog interface override plug can be replaced with a user supplied system Please refer to Table 5 for details of the analog interface Spectra Physics Cyan Scientific Laser User s Guide 34 UG13055 Revision 4 19 Aug 2008 S Spectra Physics A Division of Newport Corporation TROUBLESHOOTING 5 F 1 0 Signal nen Pin Signal Name
34. tive outer enclosure any attempt to repair the product by unauthorized personnel or with parts other than those provided by Spectra Physics DAMAGE IN SHIPMENT Your laser product should be inspected and tested as soon as it is received The product is packaged for safe delivery If the product is damaged in any way you should immediately file a claim with the carrier or if insured separately with the insurance company Spectra Physics will not be responsible for damage sustained in shipment All Spectra Physics products are F O B shipped Spectra Physics factory or Spectra Physics distributor CLAIMS ASSISTANCE Call Spectra Physics Customer Service or your local distributor for assistance Give our representative the full details of the problem Helpful information or shipping instructions will be provided If requested estimates of the charges for non warranty or other service work will be supplied before work begins RETURN PROCEDURE Customers must obtain a Return Merchandise Authorization Number from Spectra Physics prior to returning units Products being returned for repair must be shipped in their original shipping cartons or equivalent to avoid damage Spectra Physics Cyan Scientific Laser User s Guide 18 UG13055 Revision 4 19 Aug 2008 LASER SPECIFICATIONS S Spectra Physics A Division of Newport Corporation LASER SPECIFICATIONS The following specifications are for Spectra Physics Cyan Scientific lasers
Download Pdf Manuals
Related Search