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UV-Vis Detector C-640

Operation Manual

11593492C en

Summary of Contents for C-640

Page 1: ...UV Vis Detector C 640 Operation Manual 11593492C en...

Page 2: ...es the right to make changes to the manual as deemed necessary in the light of experience espe cially in respect to structure illustrations and technical detail This manual is copyright Information fr...

Page 3: ...5 Analog range ratio 16 3 6 6 Display brightness 16 3 6 7 Subscription Remote or local control 16 3 6 8 Scanning 17 4 Description of function 18 4 1 Front panel of the instrument 18 4 1 1 LED status 1...

Page 4: ...5 5 1 Wavelength 28 5 5 2 Time constant 29 5 5 3 Half width 29 5 5 4 Analog range ratio 29 5 5 5 Display brightness 29 5 6 Getting information and scanning 30 5 6 1 General information 30 5 6 2 Inten...

Page 5: ...l This manual describes the UV VIS Detector C 640 It provides all information required for its safe operation and to maintain it in good working order It is addressed to laboratory personnel in partic...

Page 6: ...ultaneously and scanning over the entire wavelength range of the detector 200 840 nm becomes possible in conjunction with the BUCHI SepacoreControl software and the control unit C 620 A deuterium lamp...

Page 7: ...which if not avoided could result in death or serious injury CAUTION Indicates a hazardous situation which if not avoided may result in minor or moderate injury no NOTICE Indicates possible property...

Page 8: ...at Wear protective goggles Wear protective gloves Additional user information Paragraphs starting with NOTE transport helpful information for working with the device software or its supplementaries NO...

Page 9: ...vel of hazard Additional warning messages can be found whenever actions and situations described in this manual are related to situational hazards Warning Death or serious injuries by use in explosive...

Page 10: ...ur during operation of the instrument Legal regulations such as local state and federal laws applying to the instrument must be strictly followed Duty of maintenance and care The operator is responsib...

Page 11: ...ior of a sample at four selected wavelengths in the range of 200 to 840 nm In conjunction with the SepacoreControl software it is also able to scan the whole range of the spec trum continuously The sc...

Page 12: ...Each part listed with an order number can be ordered separately as spare part Table 3 2 Standard equipment Product Order no UV VIS detector unit C 640 Preparative flow cell for C 640 11057949 Fitting...

Page 13: ...6 044357 Test cell for preparative cell Cinch cable 2 pcs For connecting the C 640 directly to the C 660 fraction collector without using the SepacoreControl software 045216 Power cord RS232 cable 3 2...

Page 14: ...Drift at test cell 254 nm after 1 h 1 x 10 3 AU h Time constant T90 0 5 s 0 75 s 1 s or 2 s Light source Deuterium discharge lamp halogen lamp Maximum flow rate 500 mL min Maximum pressure at the cel...

Page 15: ...0 nm the lifespan will be reduced To perform the test assemble the black test cell to the cell compartment and measure the light inten sity The result can be interpreted according to the following tab...

Page 16: ...the noise of the system For these reasons the adaption of the number of processing elements electronic half width of wavelength is optional while the default value HF 4 8 4 nm corresponds to the slit...

Page 17: ...ossible the sample measurement of the four predefined wavelengths for the four analog outputs is omitted during a scan This means during a scan the measured values on to the analog outputs will not be...

Page 18: ...nd the graphical display 1 4 2 3 a Power switch ON OFF b LED indicators Lamp green and Error red Push buttons for operating the instrument Graphical display Figure 4 1 Front panel of the instrument 4...

Page 19: ...mall s in the upper right corner of the display In this mode the keypad of the detector is locked 4 1 3 Push buttons of the front panel Push button Function Right Navigate right or jump to next subpar...

Page 20: ...right side of the instrument by opening the shutter which at the same time functions as a quick clamping lever for holding the cell in place within the optical path Notice Risk of instrument damage by...

Page 21: ...h of it In most cases the cell will be set free as soon as the shutter has been opened completely and can be taken away from the cell compartment In case the cell didn t come loose although the shutte...

Page 22: ...4 3 2 Mounting the cell Enter the cell to the cell compartment slide it onto the groove on the left side of the compartment and hold it on place with two fingers Carefully close the shutter observing...

Page 23: ...urface Consider the maximum product dimensions and weight We recommend the installation into the chromatography table Obtain the environmental conditions as described in section 3 3 Technical specific...

Page 24: ...measures such as residual current breakers may be necessary to meet local laws and regulations External connections and extension lines must be provided with an earthed conductor lead 3 pole coupling...

Page 25: ...d the grey fittings with the grey ferrules 044262 for the 1 16 tubing NOTE The tubing with 1 32 inner diameter together with the corresponding grey fittings can be used for flow rates up to 30 mL min...

Page 26: ...at Check all connections for leakage after each installation Check all connections for leakage on a regular base during operation Clean the instrument and all accessories thoroughly to remove possibly...

Page 27: ...remote or subscription mode the keypad of the instrument will be locked signalized by a small key or a small s in the graphical display of the instrument The menu structure of the instrument can be t...

Page 28: ...r a few seconds After start up is completed and all parameters are restored according to the last settings the idle screen showing the state of the detector and the operating hours of the lamp is disp...

Page 29: ...this menu the electronic half width of the instru ment can be set See also chapter 3 6 3 Optical and electronical half width spectral resolution 5 5 4 Analog range ratio Within this menu the absorbanc...

Page 30: ...hardware version 5 6 2 Intensity The Intensity info menu provides information about the current light intensity on all channels See also chapter 3 6 1 Light intensity 5 6 3 Calibration menu To enter t...

Page 31: ...necessary to scroll through the error description if it does not fit onto the screen all at once If more than one error occurs at once the description text will only reflect the most significant failu...

Page 32: ...pair work on the instrument Authoriza tion requires a comprehensive technical training and knowledge of possible dangers which might arise when working at the instrument Such training and knowledge ca...

Page 33: ...s simple cleaning procedure did not solve the problem contact the BUCHI service support or replace the cell windows 6 3 2 Replacing the cell windows If a replacement of cracked or contaminated windows...

Page 34: ...0 1 0 4 mm 1 1 1 4 mm 2 1 2 4 mm a b c Figure 6 2 Adjustment of the optical path After assembly carefully tighten the screws crosswise using a watchmaker s screwdriver Notice Risk of instrument damag...

Page 35: ...into operation while the housing is removed or the shutter is open Notice Risk of instrument damage by wrong handling Never touch the glass parts of the lamp with bare fingers Fingerprints on the lamp...

Page 36: ...and discon nect the quick coupling of the cable the lamp is connected to Replace the lamp by a new one and assemble it follow ing these instructions in reverse order Note Never touch the glass parts...

Page 37: ...leaning and replace ment of cell windows Warning or error message See next two sub chapters Try resetting the error If resetting does not solve the problem call the service center After switching the...

Page 38: ...considered as hardware errors Hard ware errors are mainly detected based on physical values that are out of the working range of the instrument In case an error code is displayed and the problem cann...

Page 39: ...cables and tubings and remove all liquids and dusty residues before packaging the instrument Warning Death or serious poisoning by contact or incorporation of harmful substances Wear safety goggles We...

Page 40: ...se harmful interference in which case the user will be required to correct the interference at his own expense Fran ais Cet appareil a t test et s est av r conforme aux limites pr vues pour les appare...

Page 41: ......

Page 42: ...w buchi com cn India BUCHI India Private Ltd IN Mumbai 400 055 T 91 22 667 75400 F 91 22 667 18986 india buchi com www buchi in Indonesia PT BUCHI Indonesia ID Tangerang 15321 T 62 21 537 62 16 F 62 2...

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Buchi C-640, Operation Manual

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