v-1100d operation manual
Contents
1. Fig 1 7 V 1100 USER S MANUAL Co T e c o O O O F c3 NvV 1100 SPECTROPHOTOMETER gt C Ca Fig 1 7 b As the descending key when in F mode press the V O96T key and the F value will decrease by 1 Holding the key will speed up the decrease When the F value reaches 0 another press on the key will change the value to 1999 amp r 4 2 1 O O O vV 1100 SPECTROPHOTOMETER Ceno Ceo Fig 1 8 T o 9 9 V 1100 SPECTROPHOTOMETER Cuore Cem CC D Fig 1 9 0Abs 100 T key has the following two functions V 1100 USER S MANUAL a Whenin T mode close the sample compartment press the key and it will read 0 000 Fig 1 10 or 100 0 Fig 1 11 es O O F C v 1100 SPECTROPHOTONMIETER OAbs 100 T C wow gt D Cr gt Fig 1 10 A E T 5 lt 1 F Co v 1100 SPECTROPHOTO METER OAbs 100 T C D Cmm gt Fig 1 11 To be used as the ascending key effective only in F mode Press the key and the F value will increase by 1 Fig 1 12 amp Fig 1 13 A long press will speed up the increase When the F value reaches 1999 another press of the key will change it to2. Visible spectrophotometer an analytical instrument commonly used in physic chemical laboratories to make quantitative and qualitative analysis of specimen materials in the near ultraviolet visible spectral range finds much scope for its service in such fields as medicine clinical examination biochemistry quality control petro chemical industry and environmental protection V 1100 USER S MANUAL 0 4 gt 1100 SPECTROPHOTOMETER OAbs 100 Cove CD C Fig 1 5 Description of keys amp Operating Methods The four keys on the keyboard are A AOAbs 100 T 1 2 PRINT 3 V 0 T MODE key used to select the Transmittance Absorbance Concentration and Factor mode PRINT key has two functions To be used RS232 serial interface and date transmission one way transmission from the instrument to the computer b When in F mode to confirm the current F value and to switch automatically to C whose value will be calculated F A gt Co e V 1100 SPECTROPHOTOMETER C wow 5 Cr 5 CAD U Fig 1 6 11 0 key has two functions a To set zero It is effective only in T mode Insert the Black Block into the cuvette holder close the sample compartment cover then pull it into the light path Press the key and it will show 000 0
3. 1 Ensure 20 mins warm up time 2 Improve conditions working 3 Use a voltage stablizer 4 Check ground connection 3 Unable to set zero 1 black block in the light path 2 failure 1 Remove the block 2 Repair amplifier 4 Unable to set 100 1 Tungsten halogen not lit 2 Inaccurate light path 3 Amplifier failure lamp 1 power circuit 2 Readjust light path 3 Call Repair amplifier repair lamp 5 Concentration incorrectly 1 Display board of order 1 Repair or replace display board calculated 13
4. 0 And still another press it will increase by 1 CO T 5 5 9 r vV 1100 SPECTROPHOTOMETER ower OAbs 100 T C CSD c Fig 1 12 b V 1100 USER S MANUAL ae wx 1 O O O r V 1100 SPECTROPHOTOMETER C uo D Cr gt CDO Fig 1 13 il Example Let the F value be 1500 Method Press to set it at F mode Fig 1 14 a E S 1 O O O 11 SPECTROPHOTOMETER C uo Cr gt Ca D Fig 1 14 If the current F value is 1000 press the A OAbs 100 Tj key until it goes up to 1500 Fig 1 15 A O EM 1 5 O O vV 1100 SPECTROPHOTOMETER C gt Cr C Fig 1 15 V 1100 USER S MANUAL Press the PRINT key and the current F value shows 1500 Fig 1 16 Then C mode automatically appears Suppose the A value measures 0 234 then the C value reads 0 351 T 52 1 5 vV 1100 SPECTROPHOTOMETER Cuore C CN CS Fig 1 16 Method Press key to set it at F mode If the current F value is 1000 press the A 0Abs 1 00 T key till it reaches 1500 Press the MODE key again to go to C mode If the value measures 0 234 then the C value reads 0 351 Operation Procedures Plug the instrument into a groun
5. c Range 0 097 1 999A 0 125 Stray Light lt 0 3 T 340nm Stability 0 004A h 500nm Display Graphic LCD 3 5bits Keyboard Membrane keypad Photometric Mode Detector Si Photodiode Standard 10mm path length cuvette Sample Compartment Accommodates 100mm path length cuvette with optional holder Light Source Tungsten lamp Output RS 232C Port Power Requirement AC 220V 50Hz or 110V 60Hz Dimensions W x D x H 480 x 360 x 160mm Weight 10kg Installation 1 After carefully unpacking the contents check the materials with the packing list page 3 to ensure that you have received everything in good condition V 1100 USER S MANUAL 2 Place the instrument in a suitable location away from direct sunlight order to have the best performance from your instrument keep it as far as possible from any strong magnetic or electrical fields or any electrical device that may generate high frequency fields Set the unit up in an area that is free of dust corrosive gases and s LCD amp PANEL y gt COMPARTMENT i WL SETTING KNOB HOLDER Fig 1 3 CHANGER KNOB 3 Remove any obstructions or materials that could hinder the flow of air under and around the instrument 4 Usethe appropriate power cord and plug into a grounded outlet POWER CORD INLET Fig 1 4 5 Turn on your V 1100 model spectrophotometer Allow it to warm up for at least 20 minutes before taking any readings Introduction
6. ded outlet Turn the instrument on Allow the instrument to warm up for at least 20 minutes Set to desired wavelength with the Wavelength Knob press the key to select A T C F If you want to know T value press key to change to T mode fill one of matched cuvettes with a blank solution Insert the black block into the first cuvette holder close the sample compartment cover set 0 000 T by pressing the V O T key until display reads 0 000 Pull the holder to make the black block not in the light path set 100 by pressing the 2 0465 100 key until display reads 100 0 Insert the sample solution to be measured into the cuvette holder Close the sample compartment cover then pull the sample into the light path read results directly on the digital display Maintenance 1 To ensure the steady operation of the instrument it is recommended to use an AC voltage stabilized power source After operation turn off the power and cut off the power supply Put a dusk cover with some desiccants over the instrument when it is not in use to keep it clean and dry After months of operation or after it is moved the instrument should be checked for its wavelength accuracy V 1100 USER S MANUAL Calibration And Trouble shooting After a long time of use the instrument needs calibrating or repairing as its performance index may have changed here are some tips 1 Replacement of tungsten halogen lamp 1 Turn
7. l The apparatus described in this manual is designed to be used by properly trained personnel in a suitable equipped laboratory For the correct and safe use of this apparatus it is essential that laboratory personnel follow generally accepted safe procedures in addition to the safety precautions called for in this manual The covers on this instrument may be removed for servicing However the inside of the power supply unit is a hazardous area and its cover should not be removed under any circumstances There are no serviceable components inside this power supply unit For V 1100 avoid touching the high voltage power supply at all times Some of the chemicals used in spectrophotometer are corrosive and or inflammable and samples may be radioactive toxic or potentially infective Care should be taken to follow the normal laboratory procedures for handling chemicals and samples Electrical Before switching on the apparatus make sure it is set to the voltage of the local power supply CThe Voltage Switch is on the bottom of the instrument 220V amp 110V are under your choice Let the visible value on the switch match your local power supply Holder Changer Knob Fig 1 1 The power cord shall be inserted in a socket provided with a protective earth contact The protective action must not be negated by the use of an extension cord without a protective conductor V 1100 USER S MANUAL Warning Any interruption of the protective c
8. mrc Visible Spectrophotometer V 1100D OPERATION MANUAL 6 M R C LTD OFFICES HAGAVISH 3 HOLON 58394 P O B 1684 TEL AVIV 61016 ISRAEL TEL 972 3 5593105 972 3 5595252 FAX 972 3 5594529 Electrical Contents 000000000009000000090009000090009900090009000909000900090900990099000909009900090909900990999099099 Warming peer Working Principle 2 2 7 Unpacking Instructions 2 Specifications c L Installation Introduction Description of keys and operating Operating Maintenance Calibration and trouble Replace W lamp Calibration of Wavelength Trouble Shooting V 1100 USER S MANUAL Safety The safety statements in this manual comply with the requirements of the HEALTH AND SAFETY AT WORK ACT 1974 Read the following before installing and using the instrument and its accessories The V 1100 should be operated by appropriate laboratory technicians Genera
9. off and unplug the instrument 2 Remove the four screws on the sides of the spectrophotometer 3 Remove the three screws on the front of the bottom of the spectrophotometer Fig2 1 Fig 2 1 4 Remove the Cuvette Holder Control Knob by unscrewing the rod counterclockwise 5 Remove the WL Setting Knob a Use a Flat Head Screw Driver to pick the cover out from the knob b Use a Spanner or Sleeve to loosen the screw in the knob then remove the knob Fig 2 2 6 Remove the cover of the instrument very carefully and place it in the back of the instrument BE SURE NOT TO PULL PANEL WIRING LOOSE 10 7 V 1100 USER S MANUAL Unscrew the two screws i amp ii from the Lamp Cover and remove the cover Fig 2 3 Caution The cover may be HOT be sure to wear gloves when act Fig 2 4 8 Unscrew amp Q in Fig 2 4 then unscrew amp 1 Unplug and remove the lamp from ceramic base the white connector Insert the new lamp pushing it in as far as it will go Then tighten screw O amp 0 CAUTION a Do not handle the lamp with bare fingers Use tissue or cloth when handling lamp b There s no difference in polarity of the two legs of Tungsten halogen lamp Tighten screw D amp 2 Set the wavelength of the instrument at 500nm Switch on the power move the lamp up and down and from side to side until its focus falls exactly on the entrance slit Observe the reading in T mode without adjusting
10. onductor inside or outside the apparatus or disconnection of the protective earth terminal is likely to make the apparatus dangerous Intentional interruption is prohibited Whenever it is likely that the protection has been impaired the apparatus shall be made inoperative and be secured against any unintended operation NEVER touch or handle the power supply on V 1100 due to the high voltage The protection is likely to be impaired if for example the apparatus Shows visible damage Fails to perform the intended measurements e Has been subjected to prolonged storage under unfavorable conditions e Has been subjected to severe transport stresses Working Principle The spectrophotometer consists of five parts 1 Halogen or deuterium lamps to supply the light 2 A Mono chromator to isolate the wavelength of interest and eliminate the unwanted second order radiation 3 Asample compartment to accommodate the sample solution 4 A detector to receive the transmitted light and convert it to an electrical signal and 5 A digital display to indicate absorbance or transmittance The block diagram Fig 1 2 below illustrates the relationship between these parts Block diagram for the Spectrophotometer ee 100 T gt gt gt s TUE L 0 Abs Light Mono Sample Detector Display Source chromator Compartment 01 2 In your spectrophotometer light from the lamp is focused on the entrance slit of the mono chromator where
11. the OAbs 100 T key Readjust the lamp to make the reading at its maximum 11 V 1100 USER S MANUAL 10 Switch the instrument off fixed the lamp cover and tighten the two screws Reinstall the instrument cover Be sure to prevent all wires from being pinched in the process 11 Reinstall the seven screws Reposition the Cuvette Holder Control Knob and the Wavelength Setting Knob 2 Calibration of wavelength accuracy V 1100 series spectrophotometer is checked for its wavelength accuracy by a point to point method against the two characteristic absorption peaks of a didymium filter 529nm and 808nm In case the point to point measurement shows a wavelength different from the peak wavelength of the didymium filter maximum permissible error is x2nm remove the wavelength knob loosen the three positioning screws on the wavelength dial Fig 2 5 adjust the dial pointer to the characteristic absorption peak wavelength value and tighten the screws Fig 2 5 12 3 Troubleshooting V 1100 USER S MANUAL Causes Remedies Troubles 1 No functioning after power is on 1 Powersupply not connected 2 Power fuse melted 3 Loose contact of power switch 1Check power line 2 Replace fuse 3 Replace power switch 2 Unstable display 1 Insufficient warm up time 2 Excessive vibration strong air current near light source or strong external light 3 Unstable voltage 4 Poor grounding
12. the collimating mirror directs the beam onto the grating The grating disperses the light beam to produce the spectrum a portion of which is focused on the exit slit of the mono chromator by a collimating mirror From here the beam is passed to a sample compartment through one of the filters which helps to eliminate unwanted second order radiation from the diffraction grating Upon leaving the sample compartment the beam is passed to the silicon photodiode detector and causes the detector to produce an electrical signal that is displayed on the digital display V 1100 USER S MANUAL Unpacking Instructions Carefully unpack the contents and check the materials against the following packing list to ensure that you have received everything in good condition Packing List Description Quantity GSpectrophotometer u 1 6 Mains Lead t 1 e Set of 4 glass u celo 1 Black ree eie ed 1 NOTE If there is any change in this package an accessories amp spare parts list attached should be referred to as final Specifications Model V 1100 Wavelength Range 325 1000nm Spectral Bandwidth 4nm Optical System Single Beam Grating 1200lines mm Wavelength Accuracy 2nm Wavelength Repeatability Photometric Accuracy 0 5 Photometric Repeatability 0 3 Photometri
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