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Burleigh WAVEMETER JR WA-2500 Operating Manual Download Page 25

Wavemeter

jr

 Operating Manual

3. Operating Instructions

Burleigh Instruments, Inc.   (04659-M-00 Rev E)

page 3-16

Burleigh Park, Fishers, NY 14453

9.

 

Replace the dust cover, chassis cover and AC line cord.

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.

Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com

Summary of Contents for WAVEMETER JR WA-2500

Page 1: ...ized and idle equipment along with credit for buybacks and trade ins Custom engineering so your equipment works exactly as you specify Critical and expedited services Leasing Rentals Demos In stock Re...

Page 2: ...ments 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 9...

Page 3: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...

Page 4: ...ER 3 4 3 5 UNITS SELECTION 3 4 3 6 AVERAGE MODE 3 4 3 7 CALIBRATION FUNCTION 3 5 3 8 MONITOR TRIGGER AND WINDOW OUTPUTS 3 5 3 9 AUTO RESOLUTION FEATURE 3 6 3 10 RS 232 INTERFACE 3 8 3 11 INTERFEROMETE...

Page 5: ...ng the Fuse 4 3 5 ACCESSORIES 5 1 5 1 Recommended Mounts 5 1 5 2 Optional Components 5 2 6 SPECIFICATIONS 6 1 7 WARRANTY 7 1 APPENDIX A SAMPLE PROGRAM A 1 Artisan Technology Group Quality Instrumentat...

Page 6: ...rotation about 2 axes The efficiency of coupling laser light into the fiber is optimized by small angular adjustments of the beam receiver in q and f The opposite end of the fiber optic cable connect...

Page 7: ...er beam A LO SIG or HI SIG message will also be flashed on the display when a low or high input intensity condition exists Three BNC coaxial connectors on the rear panel allow you to diagnose the oper...

Page 8: ...115 VAC and refer to Section 3 13 for the correct internal transformer connections Place the Wavemeterjr on a firm horizontal surface optical bench or lab table Attach the AC line cord Turn on the po...

Page 9: ...onfigured for visible wavelength 400 1100 nm operation The IR indicator illuminates when the detector is configured for a wavelength range from 600 to 1800 nm Once you have completed all of these chec...

Page 10: ...nts of the coupling head are made of glass and must be handled with care Do not drop bend sharply stretch or otherwise stress the cable particularly in the vicinity of the connector Permanent damage t...

Page 11: ...st be a clearance hole which is slightly larger than the coupling head s main body diameter 0 990 If such a mount is unavailable you can mount the coupling head facing in a direction opposite to that...

Page 12: ...its an output beam with a wide divergence angle optical power densities from a visible or non visible laser viewed at any distance can still cause irreparable eye damage Never look along or even close...

Page 13: ...y set so that 1 or 2 segments are lit at the threshold where the Wavemeterjr starts to read Below this level the display will flash the message LO SIG All segments are illuminated at approximately 10...

Page 14: ...tors on the rear panel allow you to check the Wavemeterjr operation with an oscilloscope They are designated as TRIGGER WINDOW and MONITOR The MONITOR output is the detector signal generated by the la...

Page 15: ...ch in turn reduces the number of useful fringes generated in the Michelson interferometer The Auto Resolution feature automatically adjusts the precision of the wavelength or frequency display for las...

Page 16: ...t the coherence length is insufficient for wavelength measurement To establish the correspondence between linewidths in wavelength units and frequency units use the graph in Figure 3 4 for the particu...

Page 17: ...handshaking The maximum line length is 22 characters followed by a carriage return line feed CR LF character pair indicating the end of each line of data If the user halts the data transmission for m...

Page 18: ...of data NOTE Appendix A contains a sample program for communicating with the Wavemeterjr via RS 232 3 11 INTERFEROMETER ALIGNMENT Figure 1 1 shows the physical layout of the internal Michelson interf...

Page 19: ...Wavemeterjr and fine adjust the end mirror alignment to maximize the intensity level on the bar graph meter or the MONITOR output NOTE If you have difficulty obtaining enough signal to activate the b...

Page 20: ...erating Instructions Burleigh Instruments Inc 04659 M 00 Rev E page 3 11 Burleigh Park Fishers NY 14453 Figure 3 6 Wavemeterjr Exploded View Artisan Technology Group Quality Instrumentation Guaranteed...

Page 21: ...erating 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...

Page 22: ...r perform a calibration of the Wavemeterjr at 632 8 nm 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 400 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 Wavelength nanometers Relative Sensi...

Page 23: ...ECTOR LED should illuminate the appropriate window in the rear panel 3 13 100 VAC OPERATION All Wavemeterjr models manufactured after September 1988 include a provision for altering the connections to...

Page 24: ...wavelengths if the MONITOR signal envelope is very short First display the MONITOR signal for the broad linewidth laser and the TRIGGER signal simultaneously on an oscilloscope Determine if the TRIGG...

Page 25: ...ace the dust cover chassis cover and AC line cord 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...

Page 26: ...power is too low PLL Er Phase locked loop error Wavemeterjr must be placed on a firm and stable horizontal surface This error can be caused by vibrations or perturbations to the internal scan mechani...

Page 27: ...the interferometer scan assembly swings freely without touching other components approximately 9 mm travel Display is frozen on zero after power up Check that the solenoid releases the scan mechanism...

Page 28: ...ts place Figure 4 1 Primary Power Module 4 4 CHANGING THE FUSE To change the fuse you have to remove the fuse holder Figure 4 1 The fuse holder can hold either x 1 or 5x20mm style fuses and can be use...

Page 29: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...

Page 30: ...c 19245 Base Ardel Kinematic 19246 Post Ealing 22 2125 with 22 8346 adapter Base Melles Griot 07 MHT 007 Base Melles Griot 07 MHT 003 Post New Focus 9802 Post New Focus 9804 Post Newport MM2 1A with S...

Page 31: ...e pig tailed to fibers terminated with other fiber optic connectors can be coupled directly into the Wavemeterjr by a special fiber optic cable that adapts that style of connector to the FC input conn...

Page 32: ...ceiver Accessory Coupling Head Aperture 2 5 millimeter Patch cord Cable Length 3 meters RS 232 Interface Standard 2400 Baud AC Power 100 115 230 VAC 10 Line Frequency 50 60 Hz Fuse 1 2 A slow blow Wei...

Page 33: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...

Page 34: ...instrument please call Burleigh for return authorization The warranty will not apply if the instrument has been damaged by accident misuse or as a result of modification by persons other than Burleigh...

Page 35: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...

Page 36: ...COM_INIT Sets the port to the specified parameters _COM_SEND Transmits the data characters over the selected serial port _COM_RECEIVE Accepts an input character from the selected serial port _COM_STAT...

Page 37: ...1 Change in data set ready status 0 Change in clear to send status Note that this function works only with IBM personal computers and true compatibles The following is a straight forward example show...

Page 38: ...0x0 unsigned wCommPort misc routines void displaytitles void void displaydata void short sendcommand unsigned char short void main int argc char argv if argc 2 initialize variables cRS232Buffer 0 0 in...

Page 39: ...turn loop until the Esc key is pressed do parse keystroke switch nKeyCode case x case X bOnline bOnline if bOnline nCommStatus sendcommand wCommPort char sXON strlen sXON else nCommStatus sendcommand...

Page 40: ...Len 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...

Page 41: ...ffer CAL 0 strstr cRS232Buffer FAIL 0 strstr cRS232Buffer SIG 0 strstr cRS232Buffer Er 0 nChar ERROR_MASK bOnline printf 7s cRS232Buffer else printf 32s sBlanks check units _settextposition 8 1 if pSo...

Page 42: ...Burleigh Instruments Inc 04659 M 00 Rev E page A 7 Burleigh Park Fishers NY 14453 else if bOnline _settextposition 4 1 printf Offline 32s sBlanks Artisan Technology Group Quality Instrumentation Guar...

Page 43: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...

Page 44: ...e Voltage Selector 4 3 Low Coherence Lasers 3 14 Maintenance 4 1 Mode Locked CW Lasers 3 14 Moir gauge 1 1 4 1 4 2 Monitor Output 3 5 Operating Instructions 3 1 Optional Components 5 2 Output Monitor...

Page 45: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...

Page 46: ...nstruments Inc Burleigh Park P O Box E Fishers NY 14453 0755 Tel 716 924 9355 Fax 716 924 9072 Wavemeterjr 04659 M 00 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www arti...

Page 47: ...uipment Have surplus equipment taking up shelf space We ll give it a new home Learn more Visit us at artisantg com for more info on price quotes drivers technical specifications manuals and documentat...

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