Milton Roy Spectronic 501/601 Spectrophotometer
Contents
1. Go to CONTENTS WSs Hospital E iod o PS Shared Services OM Milton Roy Spectronic 501 601 Spectrophotometer Hospital Shared Services PMQA Procedures Number L 2910 NOTE Much of the material found in this report is taken from the manufacturer s Instruction Manual and Service Manual In many cases the material is quoted 7 21 2004 Page 1 of 22 Spectronic 501 amp 601 EDP doc Milton Roy Spectronic 501 601 Spectrophotometer Table of Contents o HoM X rEcHNICIANS NOTES CONTENTS 1 Equipment Needed 2 Parts and Supplies Needed 3 Introduction to equipment 4 Special Precautions 5 Initial Preparation 6 QA Operational Verification 7 PMQA Procedures 8 Check List Log Forms 9 Specifications 10 Technician s Notes 11 Factory Modifications 12 Troubleshooting 13 Block Diagram 14 Manufacturer amp Vendor Information 15 Appendix 7 21 2004 Page 2 of 22 Spectronic 501 amp 601 EDP doc Milton Roy Spectronic 501 601 Spectrophotometer Test Equipment Required Leakage Current Meter Safety Analyzer Spectrophotometric Function Test Set Milton Roy Standards 333150 or Harleco 64666 or equivalent Hand Tools 335101 10001 SPECTRONIC 501 601 Operator s Manual Leakage Current Meter Safety Analyzer 335101 10020 SPECTRONIC 501 601 Service Manual Digital Volt Meter Stray Radiant Energy SRE filter Hand Tools Eye Protection UV li2. CLEAN EXTERIOR AND INTERIOR ACCESSORIES 2 3 VISUALLY INSPECT THE UNIT 2 3 1 all cords and cables 2 3 2 verify the viability of the strain relief 2 3 3 Knobs and buttons condition 3 Post notification of intent to Pm the unit Give an appropriate length of time prior to servicing if applicable 4 Contact customer to notify him of your arrival and post in the instrument s usage log if applicable 5 Store changed settings Enter the following keystrokes 1 4 SECOND FUNCTION lt DIAG gt The new settings will now be the default settings 6 Clean exterior and interior accessories 6 1 Do Not Sterilize May be cleaned by wiping with a dry cloth 7 21 2004 Page 9 of 22 Spectronic 501 amp 601 EDP doc Preventative Maintenance Continued 7 10 11 12 LEAKAGE CURRENT 7 1 Chassis to Earth Ground power cord ground wire intact 7 2 Chassis to Earth Ground Open ground wire 7 3 Ground Wire Resistance Turn on and verify that it goes through the Self Test NOTE For effective operation the spectrophotometer must warm up for one half hour after being turned on Allow an additional 15 minutes for stabilization when you turn a lamp on or off LAMP AND MIRROR ALIGNMENT Proper alignment of the lamps and mirror is essential for optimal performance of the spectrophotometer Far right Letter on display lamp in use T for Tungsten D Deuterium and B both The alignment itself consists o
3. T lt gt lt gt lt 0 9 gt NUMBER PRESSED 23 PRINTER TEST DIAG 16 Optional 23 1 Checks printer operation by transmitting ASCII codes for SPECTRONIC 501 601 s character set Operates continuously until you press lt CLEAR gt to exit 24 Photometric Accuracy Use Neutral Density Filters at 546 1 nm run 10 times each 24 1 0 3 ABS Filter record both average and Std Deviation 24 2 0 5 ABS Filter record both average and Std Deviation 24 3 1 0 ABS Filter record both average and Std Deviation 24 4 Holmium Oxide Filter 24 4 1 At 546 1 nm record both average and Std Deviation 24 4 2 At 360 8 nm record both average and Std Deviation 7 21 2004 Page 13 of 22 Spectronic 501 amp 601 EDP doc Preventative Maintenance Continued 25 PHOTOMETRIC LINEARITY TEST 25 1 Photometric Linearity all three of each test tube set is within their respective tolerances post readings below 25 2 Readings of Test Kit Wavelength Relative Actual Absorbance Actual T Concentration Absorbance tolerances T tolerances 420 nm 1 00 0 824 0 602 15 0 25 0 0 75 0 602 0 456 25 0 35 0 0 50 0 409 0 310 39 0 49 0 0 25 0 215 0 149 61 0 71 0 520 nm 1 00 0 824 0 602 15 0 25 0 0 75 0 602 0 456 25 0 35 0 0 50 0 409 0 310 39 0 49 0 0 25 0 215 0 149 61 0 71 0 670 nm 1 00 0 824 0 602 15 0 25 0 0 75 0 602 0 456 25 0 35 0 0
4. 50 0 409 0 310 39 0 49 0 0 25 0 215 0 149 61 0 71 0 26 27 DRIFT TEST 27 1 Empty the sample compartment 27 2 Enter 5 0 0 SECOND FUNCTION GO TO 27 3 Make sure it is in ABS mode SECOND FUNCTION T A C gt 27 4 Record readings Initial reading and reading after 1 hour 7 21 2004 Page 14 of 22 Spectronic 501 amp 601 EDP doc Milton Roy SPECTRONICS 601 Spectrophotometer PMQA Check List ASSET Procedure L 2910 acre mommy Mfg Milton Roy sin Dates performed Service See the Corresponding PMQA Procedure for details Manual Section echnician s Initials Tech s Initial Self Test on power up 1 Revision Level 2 SECOND FUNCT gt lt DIAG gt 2 Recorder Setup 4 SECOND FUNCT gt lt DIAG gt after reading press CLEAR 3 656 nm Deuterium Peak 6 SECOND FUNCT gt lt DIAG gt after reading press CLEAR 4 486nm Deuterium Peak 7 SECOND FUNCT gt lt DIAG gt after reading press CLEAR 5 Current wavelength wavelength shown at startup 6 Lamp status including LMP SAV status SECOND FUNC gt LMP SAV gt 7 Lamp interchange wavelength SECOND FUNCT gt LMP CH 8 Data mode T A or C shown at startup T A or C 9 Factor SECOND FUNCT gt FACTOR Signal averaging value SECOND FUNCT gt SIG AV High Low Limits SECOND FUNCT gt HI LIM
5. The parameters that are stored are Current wavelength wavelength shown at startup LMP SAV Lamp saver status SECOND LMP SAV LMP CH Wavelength defining the change from visible to UV SECOND LMP CH Data mode lt T Aor C gt shown at startup T A or C Factor 0 0000 to 9999 SECOND gt FACTOR SIG AV Noise reduction factor SECOND SIG AV HI LIM The highest acceptable final result SECOND HI LIM LO LIM The lowest acceptable final result SECOND LO LIM RS 232 interface parameters 1 1 SECOND DIAG Baud rate 110 150 300 600 1200 2400 4800 or 9600 Parity even odd or none Number of stop bits 1 or 2 Terminator characters CRLF LFCR CR LF Echo on or off Format computer or printer Ctrl s q on or off Answer Back on or off 7 21 2004 Page 7 of 22 Spectronic 501 amp 601 EDP doc Milton Roy Spectronic 501 601 Spectrophotometer QA Operational Information BASIC SPECTROPHOTOMETRIC MEASUREMENTS To use the SPECTRONIC 501 601 for basic spectrophotometric measurements absorbency transmittance or concentration Turn Power on Await completion of SELF TEST Enter analytical wavelength Press SECOND FUNCTION lt GO TO gt Allow 30 minute lamp warm up Press T A C gt to choose desired data mode Open sample compartment door insert blank into sample holder Close sample compartment door Press
6. lt SECOND FUNCTION gt 100906 T ZERO A gt 10 Open sample compartment door and remove the blank DENT OL QN cB ipe I OS DES 11 Insert sample into sample holder and close sample compartment door 12 Read data that is displayed or press SEND if a printer or computer is installed 7 21 2004 Page 8 of 22 Spectronic 501 amp 601 EDP doc Milton Roy Spectronic 501 601 Spectrophotometer PM QA Procedures The following includes all levels of testing The steps applicable to each level is as follows A abbreviated Step 1 QA quality assurance operational verification Steps 1 PM preventative maintenance All steps 1 Historical optional but beneficial in some cases 1 1 CHECK THE CURRENT EQUIPMENT LOG SHEET FOR 1 1 1 General trends 1 1 2 Previous Problems and work performed on previous PMS 1 2 RUN AN EQUIPMENT HISTORY FOR THIS SPECIFIC PIECE OF EQUIPMENT 1 2 1 Check for reoccurring problems 1 2 2 Check for excessive repairs 1 2 3 Check for unresolved or intermittent problems 1 3 RUN EQUIPMENT ERROR RECORDS IF APPLICABLE 1 4 CHECK ANY SERVICE REPORTS THAT THE CUSTOMER MIGHT HAVE FROM THE MANUFACTURER OR OTHER SERVICE VENDORS 2 PRELIMINARY This does not apply to two wire and double insulated equipment 2 1 LEAKAGE CURRENT 2 1 1 Chassis to Earth Ground power cord ground wire intact 2 1 2 Chassis to Earth Ground Open ground wire 2 1 3 Ground Wire Resistance 2 2
7. 0 LL ASSET ft Mfg Milton Roy sin Dates performed Service Manual Technician s Initials Section See the Corresponding PMQA Procedure for details 24 PHOTOMETRIC ACCURACY 5 4 6 1 SECOND FUNCTION YES GO TO A gt a 0 3 abs Neutral Density Filter 546 1 nm Empty sample compartment SECOND FUNCTION lt T A C gt Insert 0 3 abs N D Filter and Read value Remove N D Filter Average Std Deviation b 0 5 abs Neutral Density Filter 546 1 nm Empty sample compartment SECOND FUNCTION lt T A C gt Insert 0 5 abs N D Filter and Read value Remove N D Filter Average Std Deviation c 1 0 abs Neutral Density Filter 546 1 nm Empty sample compartment SECOND FUNCTION lt T A C gt Insert 1 0 abs N D Filter and Read value Remove N D Filter Average Std Deviation Holmium Oxide Filter 546 1 nm Empty sample compartment e SECOND FUNCTION lt T A C gt Insert Holmium Filter and Read value Remove Filter Average Std Deviation Holmium Oxide Filter 360 8 nm 3 6 0 8 lt SECOND FUNCTION gt GO TO A gt Empty sample compartment SECOND FUNCTION lt T A C gt Insert Holmium Filter and Read value Remove Filter Average Std Deviation DRIFT TEST abs 500 nm 5 0 0 SECOND FUNCTION gt GO TO A gt Empty sample compartment SECOND FUNCTION lt T A C gt Read value initially and after 1 hour Remove Fil
8. FUNCTION lt DIAG gt B 486 nm 2 0 nm 7 SECOND FUNCTION lt DIAG gt 21 PEAK NOISE test Diag Test 8 A SA 0 0 00154A 0 SECOND FUNCTION SIG AV 8 SECOND FUNCTION lt DIAG gt B SA 1 lt 0 0015A 1 SECOND FUNCTION SIG AV 8 SECOND FUNCTION lt DIAG gt C SA 2 lt 0 0015A 2 SECOND FUNCTION gt SIG AV 8 SECOND FUNCTION lt DIAG gt 22 STRAY RADIANT ENERGY SRE Diag test 10 A 340 nm 3 4 0 lt SECOND FUNCTION gt YES Go to A gt put into T mode lt T A C gt until T empty sample chamber SECOND FUNCTION lt T A C 10096 T ZZEROA insert blocking filter Holminum sideway 1 0 SECOND FUNCTION lt DIAG gt B 220 nm 2 2 0 SECOND FUNCTION gt YES Go to A gt put into T mode lt T A C gt until T empty sample chamber SECOND FUNCTION lt T A C 10096 T ZEROA insert blocking filter Holminum sideway 1 0 SECOND FUNCTION lt DIAG gt 23 LAMP GAIN Diag 13 A VIS 0 F 630nm 1 3 SECOND FUNCTION gt lt DIAG gt Select 9 TUNG gt for lamp B UV 0 F 240nm lt Clear gt select 6 DEUT gt for lamp 7 20 2004 Page 2 of 3 Spectronics601 ChkLst xls Milton Roy SPECTRONICS 601 Spectrophotometer PMQA Check List Procedure L 291
9. RRECTION PROCEDURES of August 13 1997 see at end of bioengineering s copy of the operation manual 18 486NM DEUTERIUM PEAK FIND Spectronic 601 ONLY DIAG 7 18 1 This routine is similar to diagnostic 6 except that monochromator scans from 489 to 483nm Press CLEAR to exit Result should be 486 nm 2nm Record value on log sheet 19 PEAK NOISE MEASUREMENT DIAG 8 19 1 Measures noise for approximately 15 seconds and displays peak to peak noise in absorbency The value is computed on the displayed data and applies the SIG AV value that is in effect before selecting this diagnostic The result should be 0 0015 A 19 1 1 Press 0 SECOND SIG AV to set for no filtering 19 1 2 Press 8 SECOND lt DIAG gt to run test 19 1 3 Wait for the Final PPK value Record value on log sheet 19 1 4 Press CLEAR to exit 19 1 5 Repeat steps 19 1 1 19 1 5 for SIG AV filtering values of 1 and 2 20 STRAY RADIANT ENERGY SRE MEASUREMENT DIAG 10 Optional 20 1 Checks SRE by displaying transmittance to within 0 01 resolution To use this diagnostic move the spectrophotometer to the appropriate wavelength set 0A 100 T and insert the appropriate SRE filter or Blocking beam assy if no SRE filter see NOTE below Then enter 10 SPECIAL FUNCTION lt DIAG gt The SRE measurement will be displayed in the form SREZXX XX T and will be held for 0 5 seconds for a longer display depress and hold d
10. age 12 in bioengineering s copy of Spectronic 501 601 operation manual See the August 13 1997 FAX from Spectronic Instruments Inc EEPROM ERROR MONO ERROR CORRECTIONS PROCEDURES at the back of bioengineering s Spectronic 601 operation manual 7 21 2004 Page 19 of 22 Spectronic 501 amp 601 EDP doc Milton Roy Spectronic 501 601 Spectrophotometer Block Diagram BACK PANEL 7 21 2004 Page 20 of 22 Spectronic 501 amp 601 EDP doc 7 21 2004 Milton Roy Spectronic 501 601 Spectrophotometer Manufacturer amp Vender Information Page 21 of 22 Spectronic 501 amp 601 EDP doc Milton Roy Spectronic 501 601 Spectrophotometer Appendix 7 21 2004 Page 22 of 22 Spectronic 501 amp 601 EDP doc
11. avelength zero the blank and read the sample Results can be printed out to a printer but it needs to accept serial data and at the set parameters of the unit see sections 7 and 8 of the operator s manual Be aware of the precautions listed at the beginning of this procedure and servicing this unit can be very simple 7 21 2004 Page 5 of 22 Spectronic 501 amp 601 EDP doc Milton Roy Spectronic 501 601 Spectrophotometer Special Precautions A HoME 9 recNIgANSNOTES CONTENTS 1 The Tungsten Halogen lamp operates under high pressure To avoid accidents protect the lamp from fingerprints abrasions and scratches when handling Wear eye protection when adjusting the lamp interchange mirror and never operate the lamp with the shield removed 2 Allow enough time for the shield and lamp to cool If the spectrophotometer has been operating even for a short time the shield and lamp will be very hot Temperatures are high enough to cause contact burns so allow at least 5 minutes before removing the shield and lamp 3 Use a clean lint free cloth or wear lint free gloves to handle the new lamp fingerprints on the lamp detract from its peak performance and shorten the life of the lamp SHATTERING The tungsten lamp operates under high pressure To avoid accidents protect the lamp from fingerprints abrasions and scratches when handling Wear eye protection when adjusting the lamp interchange mirror and never operate t
12. f two parts 11 1 Adjusting the position of the light beam hitting and passing through the filters 11 2 Minimizing the absorbency reading The position of the mirror determines the amount of light hitting and passing through the slit The amount of light in turn directly affects your results and the overall performance of the spectrophotometer These steps help ensure peak performance of you instrument 12 1 If the instrument is off turn it on and wait for it to initialize If it is on turn it off and then on again so that it initializes correctly 12 2 Spectronic 601 only Ensure that the wavelength is set to a value greater than 400 nm and press SECOND FUNCTION lt DEUT gt to turn off the deuterium lamp The lamp indicator on the display should be a T 12 3 Remove the maintenance lamp access door by loosening the lamp maintenance compartment access screw three to five complete turns and lifting up the door at the back edge 12 4 Examine the illuminated filter on the filter wheel to determine the position of the light Light should be centered on the filter and on the slit as shown in Figure 6 3a e 63a Correct Figure 63b Incorrect Figure 6 3 Light Hitting and Passine Thwe t 7 21 2004 Page 10 of 22 Spectronic 501 amp 601 EDP doc 12 5 14 1 14 2 14 3 14 4 14 5 14 6 14 7 14 8 14 9 14 10 Preventative Maintenance Continued If the light is not passing
13. ght and shattering glass Protective gloves UV light and lint less 7 21 2004 Page 3 of 22 Spectronic 501 amp 601 EDP doc Milton Roy Spectronic 501 601 Spectrophotometer Parts and Supplies Needed Paper Towel 335423 Tungsten halogen lamp 6V 10 Watt Phillips type 6605 General purpose cleaner 343424 Deuterium lamp Canned Air Dry 332879 2 0 ampere Slo Blo fuse Lint less wipes Kim Wipes Disinfectant Clean Conscience 7 21 2004 Page 4 of 22 Spectronic 501 amp 601 EDP doc Milton Roy Spectronic 501 601 Spectrophotometer Introduction to Equipment The Milton Roy 501 601 Spectrophotometer is a simple instrument designed for quick and easy absorbency or transmittance measurements at single wavelengths The 501 has a range of 325 to 999nm while the 601 includes the UV range 195 999nm with the addition of a Deuterium lamp These units come with a variety of options such as a heated or cooled sample holder a recorder output and an RS232 output The units are designed for single wavelength measurements but a scanning program could be written via the RS232 communications port All necessary information is given in the operator s manual in section 9 Though the instrument could not be very accurate between wavelengths far apart it could be effective for short scans Operation is very basic Enter the desired w
14. gt or SECOND FUNCTS gt LO LIM gt RS 232 interface parameters 1 1 SECOND FUNCT gt lt DIAG gt then step throught each setting by pressing YES Baud Rate Parity No of stop bits Terminator Echo Format CTRL 5 q Answer Back 13 Relative Tungsten Halogen lamp intensity gain Hexa decimal format 0 9 and A F 1 3 SECOND FUNCT gt lt DIAG gt 14 Relative Deuterium lamp intensity gain Hexadecimal format 0 9 and A F lt 1 gt lt 3 gt lt SECOND FUNCTION lt DIAG gt REMARKS 7 20 2004 Page 1 of 3 Spectronics601 ChkLst xls Milton Roy SPECTRONICS 601 Spectrophotometer PMQA Check List ASSET Procedure L 2910 acre mm enj Mfg Milton Roy sin Dates performed Service See the Corresponding PMQA Procedure for details Manual Section Technician s Initials 15 Self Test on power up pass fail 16 Store settings 1 4 lt SECOND FUNCTION gt lt DIAG gt 17 Clean Blow out lamp compartment and clean outside 18 Lamp amp Mirror Adjustment A VIS settings DEUT Lamp OFF 630nm 1 lt T A C gt adjust screws 22 and 30 B UV settings DEUT lamp ON 240nm lt 1 gt lt T A C gt adjust screw 21 19 DISPLAY TEST Diag Test 3 lt 3 gt lt Second Function gt lt DIA gt 20 PEAK FIND TEST Diag test 6 and 7 A 656 nm 2 0 nm 6 SECOND
15. he lamp with the shield removed 4 The deuterium lamp operates at an extremely high voltage and has dangerous voltages on the terminals even when the lamp is turned off Be sure to turn off the power and disconnect the power cord before you attempt to replace the lamp 5 ULTRAVIOLET The short wavelength UV radiation emitted by the deuterium lamp can be harmful to the eyes and skin Wear eye protection and avoid exposing skin whenever the lamp cover is removed and the lamp is on for example when aligning the lamp mirror 6 User Settings If the unit is running save that configuration in the unit s non volatile memory by pressing the following keystrokes 1 4 SECOND lt DIAG gt Any changes you make will then be replaced by these saved default values when the unit is powered on next unless you re enter different values via the keystrokes listed 7 21 2004 Page 6 of 22 Spectronic 501 amp 601 EDP doc Milton Roy Spectronic 501 601 Spectrophotometer Initial Preparation HOME eeNiuNSNOES CONTENTS Test Parameter Storage The SPECTRONIC 501 601 can store the existing set of test parameters as the default values in non volatile memory Once stored these values will be present the next time you turn your spectrophotometer on Any changes made to these parameters during subsequent use of the spectrophotometer will be temporary and replaced with the stored default values when power is cycled
16. out of storage 7 21 2004 Page 16 of 22 Spectronic 501 amp 601 EDP doc Milton Roy Spectronic 501 601 Spectrophotometer Technician s Notes HOME mTeEcHNICJANS NOTES CONTENTS 1 Thermo Spectronics has bought out Milton Roy 2 Most parts and manuals are no longer available 1 1 02 7 21 2004 Page 17 of 22 Spectronic 501 amp 601 EDP doc Milton Roy Spectronic 501 601 Spectrophotometer Factory Modifications EEPROM ERROR MONO ERROR CORRECTIONS PROCEDURES The following procedure should allow for correction of the EEPROM error that is occurring with the 501 601 Spectrophotometer This problem is usually caused by power line anomalies surges spikes or low voltage conditions A line conditioner may be required if this is a recurring problem If the power line is okay then a problem may exist on the CPU board in the unit Replacement of the board or the EEPROM may be required An internal power supply problem could also be a cause See FAX from Milton Roy at the end of bioengineering s operator manual 7 21 2004 Page 18 of 22 Spectronic 501 amp 601 EDP doc Milton Roy Spectronic 501 601 Spectrophotometer Troubleshooting HoM rEHNIdANSNOES CONTENTS See Section 6 4 MAINTENANCE amp TROUBLESHOOTING page 11 in bioengineering s copy of Spectronic 601 Operation Manual See Section 6 4 2 ERROR MESSAGES p
17. own any key as long as you wish to see the display NOTE If SRE filters are not available use a blocking beam assy the holmium filter turned sidewise works well Set wavelength at 340nm run and record reading Reset wavelength to 220nm and run and record again Remove the SRE or Blocking Beam Filter 7 21 2004 Page 12 of 22 Spectronic 501 amp 601 EDP doc Preventative Maintenance Continued 21 LAMP ALIGNMENT DIAG 13 Inappropriately named as it actually is a gain measurement 21 1 Prompts for lamp choice 601 only then moves to the appropriate wavelength Converts display to a linear responding bar graph The left hand digit indicates the relative gain achieved in hexadecimal format with O the lowest and F the highest 21 1 1 Press 1 3 SECOND lt DIAG gt 21 1 2 Select lamp by pressing lt TUNG gt or lt DEUT gt 21 1 3 Record gain on log sheet for corresponding lamp 21 1 4 Press CLEAR to go back to the lamp select prompt or press CLEAR again to exit 22 KEYBOARD TEST DIAG 15 22 1 Simply verifies that each key is working Press the key and observe the display if keystroke does not produce the character listed in the chart below contact you authorized Milton Roy service representative To exit from this test turn the spectrophotometer off and then on again KEY DISPLAYED AS CLEAR Cc SEND S SECOND FUNCTION N DOWN ARROW D UP ARROW U lt T A C gt
18. ter Initial reading amp 1 hr reading REMARKS 7 20 2004 Page 3 of 3 Spectronics601 ChkLst xls Milton Roy Spectronic 501 601 Spectrophotometer Specifications A HoM J rEcNIGANSNOES CONTENTS Light sources Tungsten Halogen 325 to 999nm Deuterium 195 to 380 nm SP 601 only Monochromator Modified Czerny Turner with holographic grating 1200 lines per millimeter Detector Single silicon photodiode Wavelength range 501 325 999nm 601 195 999 nm Wavelength accuracy t 1 0nm Wavelength precision Better than 0 5 nm Spectral slit width lt 5nm Stray radiant energy lt 0 05 T at 220nm and 340 nm Photometric accuracy 0 005 A near 1 0 A Photometric stability 0 003 A per hour near 0 A Noise Less than 0 004 A near 2 A nm Less than 0 0015 A near O A Photometric Ranges Absorbency 0 1 to 3 0 A Transmittance 0 0 to 125 T concentration 9999 to 9999 Sample compartment 10 2 cm 4 in High x 10 6 cm 4 2 in Wide x 17 1 cm 6 5 in Deep dimensions Power requirements 100 115 and 220 240 V 10 50 60 Hz 2 Hz 2 0 A Overall dimensions 19 7 cm H x 44 5 cm W x 49 cm D 7 75 H x 17 5 W x 14 3 D Weight 15 kg 35 lbs Environment Operating 50 105 F 10 40 5 C relative humidity 10 60 Storage 40 to 105 F 40 to 40 5 C relative humidity not to exceed 60 Allow unit to adjust to room temperature for 24 hours when taking it
19. th an insulated handle to turn the deuterium lamp adjustment screw 21 until the instrument displays a minimum absorbency reading If the instrument displays a negative absorbency reading stop and repeat step 14 9 and 14 10 7 21 2004 Page 11 of 22 Spectronic 501 amp 601 EDP doc Preventative Maintenance Continued Lo HoM X rtcHNICANSNOTES CONTENTS 14 11 When adjustments are complete turn the instrument off and then on again to re initialize it 14 12 Reposition the maintenance lamp access door and secure it by tightening the lamp maintenance compartment access screw 15 REVISION DIAG 2 Press 2 SECOND lt DIAG gt and record the software revision 16 DISPLAY TEST DIAG 3 16 1 Checks the spectrophotometer s display by testing all segments First sixteen s will appear then sixteen O s The final display scrolls from left to right presenting the characters A through Z and 0 through 9 To stop the test press any key after the s and O s have been displayed 17 656NM DEUTERIUM PEAK FIND Spectronic 601 ONLY DIAG 6 17 1 This routine turns on the Deuterium lamp rotates the mirror and sets the appropriate gain It also moves the monochromator from 659 to 653nm and displays the measured peak wavelength Press CLEAR to exit Result should be 656 2nm Record value on log sheet 17 2 If out of specification perform the reprogramming of the EEPROM per EEPROM ERROR MONO ERROR CO
20. through the center of the filter as shown in Figure 6 3b adjust the Tungsten Halogen lamp adjustment screw 22 and or the Tungsten Halogen lamp vertical adjustment screw 30 as indicated in Figure 6 4 until the light is centered on the filter 13 14 Figure 6 4 Press 6 3 0 SECOND FUNCTION GO TO gt to set the wavelength to 630 nm Use the T A C key to put the instrument into absorbency mode A Press 1 lt T A C gt and wait for the instrument to display an absorbency value It should be near 1 0 Use a flathead screwdriver with an insulated handle to turn the Tungsten Halogen lamp adjustment screw 22 until the instrument displays a minimum absorbency reading If the instrument displays a negative absorbency reading stop and repeat step 14 3 Use a phillips screwdriver to turn the Tungsten Halogen lamp vertical adjustment screw 30 until the instrument displays a minimum absorbency reading If the instrument displays a negative absorbency reading stop and repeat step 14 3 and 14 4 Turn on Deuterium Lamp SECOND FUNCTION lt DEUT gt Spectronic 601 only Press 2 4 0 SECOND FUNCTION GO TO 2 gt to set the wavelength to 240 nm Spectronic 601 only Use the T A C key to put the instrument into absorbency mode Spectronic 601 only Press 1 lt T A C gt and wait for the instrument to display an absorbency value It should be near 1 0 Spectronic 601 only Use a flathead screwdriver wi
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