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Digikröm

CM110/CM112

Monochromator / Spectrograph

1049517

August 2006

Spectral Products

2659-A Pan American Frwy., NE Albuquerque, NM 87107 Tel (505) 343-9700 Fax (505) 343-9705

www.spectralproducts.com

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

Содержание Digikrom CM110

Страница 1: ...service in house repair center WE BUY USED EQUIPMENT Sell your excess underutilized and idle used equipment We also offer credit for buy backs and trade ins www artisantg com WeBuyEquipment REMOTE IN...

Страница 2: ...aph 1049517 August 2006 Spectral Products 2659 A Pan American Frwy NE Albuquerque NM 87107 Tel 505 343 9700 Fax 505 343 9705 www spectralproducts com 1 Artisan Technology Group Quality Instrumentation...

Страница 3: ...ng Data Bytes 24 D Status Bytes 26 E Novram Program 27 F Calibration 29 G Accessories 30 H Product Conversions 31 Changing Slits 31 Converting to a Spectrograph 31 Changing the Optical Path 31 Changin...

Страница 4: ...oducts will void any written or implicit warranty Spectral Products reserves the right without prior or further notice to make changes to any of its products described or referred to herein to improve...

Страница 5: ...e described in detail later Imagine a source that sends two monochromatic lines into a monchromator If the wavelengths are sufficiently different the two monochromatic slit images will not overlap at...

Страница 6: ...WER Lock it in place d Plug the power cord into your wall or power strip outlet The CM110 112 will reset and find home position The RS232 connection requires a cable with a DB9 M subminiature connecto...

Страница 7: ...Path Either right angle or straight through standard configuration from source Design Czerny Turner dual grating turret Focal Length 110 mm F 3 9 Gratings 30 x 30 mm See the Standard Grating Table in...

Страница 8: ...enerally always followed by the ZERO command The CM110 112 does not track the change in wavelength incurred by this command The new offset is not in effect unless the ZERO command is issued To CM110 1...

Страница 9: ...tion Moves one motor step counter clockwise From CM110 112 24 D INC Machine 2 CM112 only This command increments the zero offset value for Machine 2 and changes the grating angle by 0 0075 degrees in...

Страница 10: ...Grating will return to home position SCAN This command scans the monochromator between a START position and an END position at a rate determined by the Spectral ProductsEED command The START may be g...

Страница 11: ...at number of units From CM110 112 24 D SPEED Selects the speed at which the monochromator may scan Valid values of speed are grating dependent and are given in Appendix B page 20 To CM110 112 13 D Hig...

Страница 12: ...t the same time The monochromator should be set to the peak of the zero order transmission for each grating while wavelength 0 using INC then the zero command is entered CAUTION Use of this command wi...

Страница 13: ...y entering a value for a new wavelength and then pressing enter This command changes the grating angle which in turn changes the wavelength at the exit slit OPTIONS This command offers 5 menu commands...

Страница 14: ...this prompt the user may enter the desired wavelength value and press ENTER During this part of the operation the display reads Once the CM110 112 finds the specified wavelength the GOTO operation sto...

Страница 15: ...the number keys Pressing ENTER will select the new scan speed If the user does not wish to change the scan speed pressing the CANCEL key will return to the READY screen The QUERY command offers 15 ca...

Страница 16: ...controller The power off method will not move the mono and retain previous settings Pressing the MANUAL key will display the following screen Press the MANUAL key again will display Use the MANUAL key...

Страница 17: ...hange zero offset menu the display will read CM110 CM112 CHANGING THE OFFSET Note this command will erase the values previously programmed into your NOVRAM s memory To change the offset value use the...

Страница 18: ...pectral Products 2659 A Pan American Frwy NE Albuquerque NM 87107 Tel 505 343 9700 Fax 505 343 9705 www spectralproducts com 17 ENTER zero CNCL quit ZERO Accept new zero ENTER zero CNCL quit ZERO 3 In...

Страница 19: ...the following message appears The CM110 112 must be turned off and then back on to recover from this error INVALID KEY Whenever an invalid key is pressed the following message appears Spectral Product...

Страница 20: ...mber of the unit Zero Offset M1G1 Displays the number of motor steps using motor 1 required for grating 1 to move to the home position to the zero order position Zero Offset M1G2 Displays the number o...

Страница 21: ...installed for changes 3 2 5 Manual Commands MANUAL COMMAND PURPOSE MANUAL nxt CNCL quit ENTER select Calibrate Wavelength STEP Allows the user to calibrate to a nonzero wavelength This command moves...

Страница 22: ...raction Limit to Resolution The grating used in a CM110 112 is a reflective surface with a series of vertical parallel grooves Collimated light is directed toward the grating which in turn diffracts t...

Страница 23: ...grating angle for the CM110 112 The CM110 112 grating drive provides a minimum of 0075 m is the order of diffraction For light incident normal to the grating some of the light will be reflected diffr...

Страница 24: ...4 150 8000 4000 2000 1000 496 248 120 56 24 8 75 16000 8000 4000 2000 992 496 240 112 48 16 The actual scan speed of the monochromator is determined by the formula Actual Speed Maximum Speed 2n Exampl...

Страница 25: ...onvert the desired specifier to proper units 100 nm 1000 Angstroms NOTE The following steps will be shown two ways A with conversions performed by a unspecified algorithm for example using a calculato...

Страница 26: ...ength For this example the units are in Angstroms Method A Step 1 Convert each byte to its hex equivalent Hibyte 05 base 10 5 base 16 Lowbyte 106 base 10 6A base 16 Step 2 Concatenate the 2 bytes to f...

Страница 27: ...if the specifier was too large 1 if the specifier was too small Irrelevant if Bit 7 is 0 Bit 4 0 if scan is positive going 1 if scan is negative going Irrelevant if Bit 7 is 0 Bit 3 0 if positive ord...

Страница 28: ...f this command may corrupt the configuration and calibration information of the monochromator Consult Spectral Products if you need to restore factory settings To CM110 112 159 D Address Byte Data Byt...

Страница 29: ...y 18 Zero offset high byte of machine 2 grating 1 CM112 only 19 Low byte of the above number CM112 only 20 Zero offset high byte of machine 2 grating 2 CM112 only 21 Low byte of the above number CM112...

Страница 30: ...fore proceeding with CM112 CM112 Zero is factory set 1 Using a white light source illuminate the entrance slit Make sure the light source is aligned perpendicular to the entrance slit 2 Install your s...

Страница 31: ...nm AD110B Photobyte P Photomultiplier Amplifier System The AD110 is a computer controlled photomultiplier amplifier which allows current measurements while interfaced with a side on PMT Signals from...

Страница 32: ...on to the right angle optical configuration is a six step process 1 The folding mirror assembly is held in place by two 4 40 screws items 1 located at the exit flange side Remove the two screws and ge...

Страница 33: ...Optical Path Spectral Products 2659 A Pan American Frwy NE Albuquerque NM 87107 Tel 505 343 9700 Fax 505 343 9705 www spectralproducts com 32 Artisan Technology Group Quality Instrumentation Guarantee...

Страница 34: ...View Description 1 M6 threads 3 used for attaching the instrument to a optical bench 2 20 threads 3 used for attaching the instrument to a optical bench Threaded holes are occupied with set screws to...

Страница 35: ...ectral Products 2659 A Pan American Frwy NE Albuquerque NM 87107 Tel 505 343 9700 Fax 505 343 9705 www spectralproducts com 34 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE...

Страница 36: ...e 2 Schematic of the Right Angle Optical Configuration for the Digikr m CM110 Spectral Products 2659 A Pan American Frwy NE Albuquerque NM 87107 Tel 505 343 9700 Fax 505 343 9705 www spectralproducts...

Страница 37: ...Frwy NE Albuquerque NM 87107 Tel 505 343 9700 Fax 505 343 9705 www spectralproducts com 36 Fig I 2 CM110 To PC 25 Pin Serial Port Fig I 1 CM110 to AT 9 Pin Serial Port Connector DB25 Female Artisan T...

Страница 38: ...nt will echo all inputs The monochromator will only recognize the SELECT command while in this mode To Instrument 255 254 From Instrument 255 254 Instrument action Relays all commands Only recognizes...

Страница 39: ...flange Spectral Products 2659 A Pan American Frwy NE Albuquerque NM 87107 Tel 505 343 9700 Fax 505 343 9705 www spectralproducts com 38 Artisan Technology Group Quality Instrumentation Guaranteed 888...

Страница 40: ...service in house repair center WE BUY USED EQUIPMENT Sell your excess underutilized and idle used equipment We also offer credit for buy backs and trade ins www artisantg com WeBuyEquipment REMOTE IN...

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