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Burleigh WAVEMETER JR WA-2500 Operating Manual

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  • Page 1 (217) 352-9330 | Click HERE Find the Thorlabs / Exfo / Burleigh WA-2500 VIS/NIR/IR at our website:...
  • Page 2 WA-2500 WAVEMETER OPERATING MANUAL Operating Manual (Rev. E) 04659-M-00 Copyright © Burleigh Instruments, Inc. 1997 All Rights Reserved Wavemeter is a registered trademark of Burleigh Instruments Inc. Burleigh Instruments, Inc. Burleigh Park P.O. Box E Fishers, NY 14453-0755 Tel: (716) 924-9355 Fax: (716) 924-9072 Artisan Technology Group - Quality Instrumentation ...
  • Page 3 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...

  • Page 4: Table Of Contents

    TABLE OF CONTENTS INTRODUCTION....................... 1-1 APPLICATIONS ....................... 1-1 THEORY OF OPERATION ....................1-1 INITIAL INSPECTION....................2-1 VISUAL INSPECTION ..................... 2-1 OPERATIONAL INSPECTION..................2-1 OPERATING INSTRUCTIONS ................. 3-1 INITIAL SET UP ....................... 3-1 BEAM RECEIVER MOUNTING ..................3-1 BEAM RECEIVER ALIGNMENT..................3-2 BAR-GRAPH INTENSITY METER ..................
  • Page 5 Changing the Line Voltage ....................4-3 Changing the Fuse ......................4-3 ACCESSORIES ......................5-1 Recommended Mounts ....................5-1 Optional Components ...................... 5-2 SPECIFICATIONS ....................6-1 WARRANTY ......................7-1 APPENDIX A. SAMPLE PROGRAM ..................A-1 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...

  • Page 6: Introduction

    HeNe laser beam into the beam receiver and depressing the CALIBRATION button on the front panel. The calibration value is stored in non-volatile memory that is unaffected by power interruption. Burleigh Instruments, Inc. (04659-M-00 Rev E) page 1-1 Burleigh Park, Fishers, NY 14453...
  • Page 7 GHz, despite the associated low coherence length. The auto-resolution circuitry automatically adjusts the measurement range to be consistent with the coherence length, and the result is displayed with relevant precision. Burleigh Instruments, Inc. (04659-M-00 Rev E) page 1-2 Burleigh Park, Fishers, NY 14453...

  • Page 8: Initial Inspection

    If any damage is evident visually or if any loose components can be heard when the instrument is inverted, notify your shipping department and Burleigh Instruments, Inc. It is advisable to save the special carton for future storage or transportation.
  • Page 9 Figure 2.1. WA-2500 Front Panel. Figure 2.2. WA-2500 Rear Panel. Burleigh Instruments, Inc. (04659-M-00 Rev E) page 2-2 Burleigh Park, Fishers, NY 14453 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...

  • Page 10: Operating Instructions

    BC-1 optical coupling head. There is a “keyed” position for the connector. Rotate this into position before tightening the knurled lock ring. Figure 3.1. Beam Receiver. Burleigh Instruments, Inc. (04659-M-00 Rev E) page 3-1 Burleigh Park, Fishers, NY 14453...

  • Page 11: Beam Receiver Alignment

    NOTE: The beam receiver is also available with a mounting diameter of 30 mm (BC-3). Consult your Burleigh representative for more information. Optical mounts with X-Y as well as q, f adjustments may be convenient in some laboratory configurations. However, basic q, f adjustments are usually sufficient.
  • Page 12 Once the Wavemeter is aligned with the HeNe tracer beam, it should be possible Burleigh Instruments, Inc. (04659-M-00 Rev E) page 3-3 Burleigh Park, Fishers, NY 14453 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...

  • Page 13: Bar-Graph Intensity Meter

    To activate the Average Mode, press the AVERAGE button on the lower front panel. The button lights when it is in the “on” position. Press the button again to return to normal operation. Burleigh Instruments, Inc. (04659-M-00 Rev E) page 3-4 Burleigh Park, Fishers, NY 14453...

  • Page 14: Calibration Function

    For lasers that are spectrally broad, including multi-line lasers, the measurement will be terminated as soon as the fringe envelope falls below 500 millivolts peak-to-peak. Burleigh Instruments, Inc. (04659-M-00 Rev E) page 3-5 Burleigh Park, Fishers, NY 14453...

  • Page 15: Auto-Resolution Feature

    . The Auto-Resolution circuitry computes the appropriate readout based on the accuracy implicit in the number of fringes that can be counted. Insignificant digits are eliminated and replaced by a “_” character on the display. Burleigh Instruments, Inc. (04659-M-00 Rev E) page 3-6 Burleigh Park, Fishers, NY 14453...
  • Page 16 12 wavenumbers according to the graph and would be displayed with 4 digit resolution as 654.3_ nm. Figure 3.4. Auto-Resolution Conversion Chart. Burleigh Instruments, Inc. (04659-M-00 Rev E) page 3-7 Burleigh Park, Fishers, NY 14453 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...

  • Page 17: Rs-232 Interface

    Hexadecimal) to the “Receive Data” (RXD:pin#5) line. Data transmission can be restarted (Xon) by sending a "^Q”character (11 Hexadecimal) to RXD. An alternative method to control data transmission is provided through the “Clear Burleigh Instruments, Inc. (04659-M-00 Rev E) page 3-8 Burleigh Park, Fishers, NY 14453...

  • Page 18: Interferometer Alignment

    6. Adjust the end mirror alignment until the spots observed on the white card are superimposed. Interference fringes will be evident when the spots are superimposed. Adjust the alignment until only one broad fringe exists. Burleigh Instruments, Inc. (04659-M-00 Rev E) page 3-9 Burleigh Park, Fishers, NY 14453...
  • Page 19 If you have difficulty obtaining enough signal to activate the bar-graph meter, connect an oscilloscope to the MONITOR and TRIGGER outputs for greater sensitivity in detecting the fringe signal. Burleigh Instruments, Inc. (04659-M-00 Rev E) page 3-10 Burleigh Park, Fishers, NY 14453...
  • Page 20 Wavemeter Operating Manual 3. Operating Instructions Figure 3.6. Wavemeter Exploded View. Burleigh Instruments, Inc. (04659-M-00 Rev E) page 3-11 Burleigh Park, Fishers, NY 14453 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 21 Wavemeter Operating Manual 3. Operating Instructions Burleigh Instruments, Inc. (04659-M-00 Rev E) page 3-12 Burleigh Park, Fishers, NY 14453 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...

  • Page 22: Detector Interchange

    4. Disconnect the 6-conductor ribbon cable from the Detector Board and remove the single mounting screw that secures the Board. Carefully lift the Detector Board from the black plastic guide at its base. Burleigh Instruments, Inc. (04659-M-00 Rev E) page 3-13 Burleigh Park, Fishers, NY 14453...

  • Page 23: 100 Vac Operation

    * Selection determined by rear panel 115/230 selector switch. Black White/Black Red White/Red Figure 3.8. Transformer Connections. Burleigh Instruments, Inc. (04659-M-00 Rev E) page 3-14 Burleigh Park, Fishers, NY 14453 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...

  • Page 24: Operation With Mode-Locked And Other Low Coherence Lasers

    8. Introduce a HeNe laser input to the beam receiver and realign the interferometer as described in Section 3.11. Burleigh Instruments, Inc. (04659-M-00 Rev E) page 3-15 Burleigh Park, Fishers, NY 14453 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 25 Check again the relative timing of the peak of the MONITOR signal envelope and the start of the TRIGGER pulse for the broad linewidth laser. Repeat the above procedure if further correction is necessary. Burleigh Instruments, Inc. (04659-M-00 Rev E) page 3-16 Burleigh Park, Fishers, NY 14453...

  • Page 26: Maintenance And Service

    This message will appear preceding the countdown from 10 when power is first turned on. If this message appears the memory chip should be replaced. Please consult Burleigh for more information. 232Er Data transmission via the RS-232 interface has been halted by a CTS line “false”...

  • Page 27: Troubleshooting

    MONITOR signal, reduce the input power until the amplitude noise following the fringe envelope is less than 0.5 volts peak-to-peak. Burleigh Instruments, Inc. (04659-M-00 Rev E) page 4-3 Burleigh Park, Fishers, NY 14453 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...

  • Page 28: Changing The Line Voltage

    The adapter clip must be removed and replaced by a second fuse. Figure 4.2. Fuse Holder. Burleigh Instruments, Inc. (04659-M-00 Rev E) page 4-3 Burleigh Park, Fishers, NY 14453 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 29 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...

  • Page 30: Accessories

    However, basic q, f adjustments are usually sufficient. NOTE: The beam receiver is also available with a mounting diameter of 30 mm (Product Code, BC-3). Consult your Burleigh representative for more information. Burleigh Instruments, Inc. (04659-M-00 Rev E) page 4-3 Burleigh Park, Fishers, NY 14453 Artisan Technology Group - Quality Instrumentation ...

  • Page 31: Optional Components

    Wavemeter jr by a special fiber optic cable that adapts that style of connector to the FC input connector on the WA-2500. Contact your Burleigh representative for more information. Burleigh Instruments, Inc. (04659-M-00 Rev E)

  • Page 32: Specifications

    ** Input power requirement is specified as power out of the fiber and into the instrument. For a collimated beam with a diameter 2.5 mm, coupling into the standard beam receiver is usually greater than 30%. Burleigh Instruments, Inc. (04659-M-00 Rev E) page 4-3 Burleigh Park, Fishers, NY 14453...
  • Page 33 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...

  • Page 34: Warranty

    Burleigh’s warranty card. The beam receiver and fiber optic cables are warranted for a period of three months from date of delivery. During the warranty period, Burleigh will repair or, at its option, replace parts which prove defective when the instrument is returned prepaid to Burleigh Instruments, Inc.
  • Page 35 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...

  • Page 36: Appendix A. Sample Program

    // The function returns a 16-bit integer whose high-order byte contains status // bits. The meaning of the low-order byte varies, depending on the service // value. The high-order bits have the following meanings: Burleigh Instruments, Inc. (04659-M-00 Rev E) page A-1 Burleigh Park, Fishers, NY 14453...
  • Page 37 #define ERROR_MASK 0x8E00 #define XMIT_MASK 0x0610 #define CHAR_MASK 0x00FF #define STATUS_MASK 0x0FF00 #define ESC 0x1B Burleigh Instruments, Inc. (04659-M-00 Rev E) page A-2 Burleigh Park, Fishers, NY 14453 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 38 "COM4") == 0) wCommPort = 3; else { _clearscreen( _GCLEARSCREEN); printf("usage: wavewmtr <COM#>\n"); Burleigh Instruments, Inc. (04659-M-00 Rev E) page A-3 Burleigh Park, Fishers, NY 14453 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 39 { strcpy(cRS232Buffer, "Offline\0"); if(n == 7 || n == 23 || (nCommStatus&ERROR_MASK)) { Burleigh Instruments, Inc. (04659-M-00 Rev E) page A-4 Burleigh Park, Fishers, NY 14453 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 40 = 0; i < nStringLen; i++) { while (!(nComStatus = _bios_serialcom(_COM_STATUS, wComPort, 0) &(ERROR_MASK|XMIT_MASK))); nComStatus = _bios_serialcom(_COM_SEND, wComPort, pString[i]); return(nComStatus); void displaytitles(void) { _settextposition(1, 1); printf("Burleigh Instruments WA2500 RS232 Interface Example Program"); _settextposition(3, 1); printf("Raw RS232 Data"); _settextposition(5, 1); printf("Wavelength"); _settextposition(7, 1); printf("Units");...
  • Page 41 %.3s", pSorc); else { printf("%.32s", sBlanks); // display status _settextposition(12, 4); printf("0x%.4X", nCommStatus); strcpy(cPreviousRS232Buffer, cRS232Buffer); Burleigh Instruments, Inc. (04659-M-00 Rev E) page A-6 Burleigh Park, Fishers, NY 14453 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 42 Wavemeter Operating Manual Appendix A else if(!bOnline) { _settextposition(4, 1); printf(" Offline%.32s", sBlanks); Burleigh Instruments, Inc. (04659-M-00 Rev E) page A-7 Burleigh Park, Fishers, NY 14453 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 43 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 44 INDEX 100 VAC Operation, 3-13 Maintenance, 4-1 Mode-Locked CW Lasers, 3-14 Accessories, 5-1 Moiré gauge, 1-1, 4-1, 4-2 Applications, 1-1 Monitor Output, 3-5 Auto-Resolution, 1-2, 3-6, 3-7 Average Mode, 3-4 Operating Instructions, 3-1 Optional Components, 5-2 Bar-Graph Intensity Meter, 3-4 Output Beam Receiver Monitor, 3-5...
  • Page 45 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 46 Burleigh Instruments, Inc. Burleigh Park P.O. Box E Fishers, NY 14453-0755 Tel. (716) 924-9355 Fax. (716) 924-9072 Wavemeter jr 04659-M-00 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...

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