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Operating Manual

730 005 REV D/08-14

Model 7300 and 7305

Spectrophotometer

Summary of Contents for 7300

Page 1: ...Operating Manual 730 005 REV D 08 14 Model 7300 and 7305 Spectrophotometer...

Page 2: ...2...

Page 3: ...to the appropriate servicing authority Merci de lire attentivement ces informations avant d installer ou d utiliser cet appareil 1 L appareil d crit dans ce manuel est con u pour tre utilis uniquemen...

Page 4: ...irgendeiner Weise besch digt wurden muss das Ger t au er Betrieb genommen und gegen weiteren Gebrauch gesichert werden Die St rung sollte der zust ndigen Serviceeinrichtung unverz glich gemeldet werd...

Page 5: ...adas que se especifican en este manual 3 Cualquier elemento que no se encuentre entre los definidos en los procedimientos de mantenimiento aqu descritos no podr utilizarse en este instrumento La extra...

Page 6: ...2 TIME AND DATE 18 4 3 INSTRUMENT SETTINGS MENU 18 4 4 SCREEN CONTRAST 19 4 5 LAMP SAVE 19 SECTION 5 PHOTOMETRICS 21 5 1 MODE SPECIFIC PARAMETERS 21 5 2 METHOD SET UP 21 5 2 1 Selecting a Wavelength...

Page 7: ...ter 34 8 2 2 Passive Accessories 35 8 2 2 1 Water heated cuvette holder 35 8 2 3 Active Accessories 38 8 2 3 1 Automatic 8 cell turret 39 8 2 3 2 Peltier 40 8 2 3 3 Sipper pump 41 8 2 3 4 Combined sip...

Page 8: ...to 1000nm Resolution 1nm Accuracy 2nm Repeatability 0 5nm Spectral bandwidth 5nm Photometrics Transmittance 0 to 199 9 Absorbance 0 300 to 2 500A Accuracy 1 T 0 01Abs at 1 000 Absorbance Resolution 0...

Page 9: ...Jenway Foreign Manual CD JENMANCD 7 Optional accessories as ordered 2 2 INSTALLATION Models 7300 and 7305 are supplied ready to use The unit should be placed on a clean flat surface which is free fro...

Page 10: ...ters 2 Dark test 3 Checks for the accessory fitted If an active accessory is found the instrument verifies communication and response 4 Self calibration of wavelengths 2 3 DISPLAY These spectrophotome...

Page 11: ...sing results The soft keys are active when an icon is displayed above or adjacent to the key The only exception to this is the back key which is always active The main menu screen and surrounding keyp...

Page 12: ...wer switch On off switch for the unit 3 Power in socket Connection socket for power supply unit 4 RS232 serial port Connection to a PC or external serial printer 5 Output sockets Analogue output 2 6 F...

Page 13: ...the light is travelling through The Beer Lambert law states that A is the absorbance is the molar absorption coefficient l mol 1 cm 1 c is the concentration mol l 1 l is the path length cm This law sh...

Page 14: ...logen 7300 or pre aligned xenon 7305 lamp is focused onto the grating with 1200 lines per millimeter which separates the light into discreet wavelengths The diffracted spectrum of light then passes th...

Page 15: ...uvettes must be used b Plastic disposable cuvettes should only be used ONCE c Glass cuvettes should be thoroughly cleaned after use Discard when scratches become evident on optical surfaces d Care sho...

Page 16: ...e chemicals and reagents must be used Good quality deionised water or other suitable solvents must be used for dissolving or diluting samples chemicals and reagents 8 All measurements require calibrat...

Page 17: ...ent settings menu The measurement modes are photometrics and concentration The instrument settings menu enables access to the screen contrast and lamp save menus Operating Menu Photometrics measuremen...

Page 18: ...y adjacent to the calendar icon Select the digit to be changed using the keys at the bottom of the screen Use the keys adjacent to the arrow icons to increase or decrease the number The date format ca...

Page 19: ...set after which the lamp will be turned off following a period of no lamp activity i e no readings have been performed This function is accessed through the instrument settings menu by pressing the k...

Page 20: ...measurement press the key below the lamp save icon The lamp and fan will be turned back on and the lamp will begin to warm up The lamp cold icon is displayed adjacent to the calibrate to zero icon in...

Page 21: ...ion 7 Fig 5 1 Operating Menu 5 2 METHOD SET UP This measurement mode is very simple and the only parameters which can be adjusted are the wavelength and the display format The toggle icon enables the...

Page 22: ...be calibrated again at the new wavelength 5 4 SAMPLE MEASURMENT It is not possible to measure a sample before the instrument has been calibrated at the selected wavelength Once the calibration has be...

Page 23: ...changed The utility toolbar on the left hand side of the screen enables access to printing print setup options and autologging options For more details on the different functions of the utility toolba...

Page 24: ...tion standard or factor to be set and is accessed from the operating menu by pressing the key adjacent to the settings icon Once all of the required settings have been entered press the key adjacent t...

Page 25: ...s of the key below the resolution icon in the settings menu 6 2 2 3 Using a Standard The standard menu enables the value of a standard to be entered This function is accessed by pressing the key adjac...

Page 26: ...e settings menu adjacent to the factor icon If the factor is not known a standard should be measured in order to calculate the factor If a standard is used the factor value should be set to 1 000 6 3...

Page 27: ...le chamber and close the instrument lid Press the key below the calibrate to zero absorbance icon The instrument will calibrate to zero absorbance Once the calibration is complete the sample can be me...

Page 28: ...ation standard values are restricted 6 5 1 Changing Concentration Units Users can adjust the displayed concentration unit after a measurement If the measurements concentration unit is updated the inst...

Page 29: ...rd and concentration factor values are updated The updated concentration value and unit are shown in the main display 6 5 2 Changing the Concentration Factor Users cannot adjust the concentration fact...

Page 30: ...for 2 seconds in the operating menu To select the language for the printouts press the key adjacent to English icon Repeat pressing of the key cycles the language between English Fran ais Deutsche Es...

Page 31: ...ly selected the result will be sent to the internal printer or the external printer If the printer icon is pressed when there is not a result on the screen the no result to printer or no result to RS2...

Page 32: ...counting down until it reaches zero and then the next measurement will be taken This will reduce the repetition number by one When the number of repetitions reaches zero autologging is complete Autolo...

Page 33: ...the CD drive If the PC software does not auto run open My Computer and double click on the Jenway 73 series software icon Follow the instructions to install the PC software to the required location Re...

Page 34: ...ESSORIES There are two types of accessories which can be fitted in the sample chamber passive or active accessories The range of passive accessories includes 10 x 10mm single cuvette holders single wa...

Page 35: ...h Once the instrument power on tests are complete press the feed button to check that the paper is fed correctly 8 2 2 Passive Accessories Unscrew the thumb screw to undo the passive accessory Lift ou...

Page 36: ...removed before installation Unscrew screws 1 to 4 and lift out the metal base plate For this accessory as well as removing the passive accessory base plate the front panel of the instrument must also...

Page 37: ...flat in the unit Replace the screws 1 to 4 securing the accessory in place Fit the custom front panel to the unit ensuring the metal pipes on the accessory are aligned and fed through the two holes in...

Page 38: ...metal tubes 9 to an external water bath and pump Ensure the water is pumped in through the left and out through the right hand side of the cell block All tubing must be kept as short as possible and t...

Page 39: ...e the base plate in the sample chamber Replace screws 1 to 4 Take the 8 cell carousel and place on top of the motor taking care to align the three ball bearings with the grooves on the motor shaft Gen...

Page 40: ...lifted out in the forwards direction Take the Peltier base plate Connect the power supply in the bottom of the sample chamber to the connector on the underside of the base plate Place the base plate...

Page 41: ...e sample chamber to the connector on the underside of the base plate Place the base plate in the sample chamber Replace screws 1 to 4 Take the sipper Peltier front panel and slot into place before ret...

Page 42: ...d of the capillary tube Connect this to the inlet port of the flow through cuvette 8 Route the tube into the two retaining clips located on the base plate at the side of the pump head 9 Fit the sipper...

Page 43: ...end of the capillary tube into the sipper pump tubing as shown 8 Feed the other end through the inlet port located on the inside of the bulkhead 9 Fit the sipper probe and secure using the thumbscrew...

Page 44: ...Press the key below the 8 cell turret icon to highlight the icon and the two arrow icons above Press the keys adjacent to the arrow icons to increase or decrease the current cell position of the turre...

Page 45: ...ating menu The Peltier will begin to heat or cool depending on the current temperature 8 3 3 Sipper pump When the sipper is in use the sipper pump icon is displayed in the bottom right hand corner of...

Page 46: ...u To perform a measurement place the sipper tubing into the sample and press the key below the sipper pump icon Confirmation will be needed to start the sipper pump Press the key adjacent to the tick...

Page 47: ...con The sipper pump will start and the sample will be pumped through the tubing to the flow through cuvette It is possible to skip this setup stage by pressing the key adjacent to the double greater t...

Page 48: ...orded time will be adjusted accordingly Once the fine tuning is complete or if none is required press the key adjacent to the tick icon to move to the next stage of the calibration sequence Once the s...

Page 49: ...nce Confirmation will be needed to start the sipper pump Press the key adjacent to the cross icon to cancel and return to the operating menu Press the key adjacent to the tick icon to confirm and star...

Page 50: ...key below the sipper Peltier icon for 2 seconds The settings menu is the same as the sipper pump settings except for the Peltier icon in the top left hand corner Pressing the key adjacent to the Pelti...

Page 51: ...is cool before handling Access to the tungsten halogen lamp can be gained via the lamp access panel located on the rear of the instrument refer to section 2 5 1 Remove the screws holding the lamp acc...

Page 52: ...ipment to be sent back to our Service Department for repair In this case please contact the Service Department for a reference number which you should include with your faulty equipment Please also en...

Page 53: ...t button during the power on tests performed when the instrument is turned on 2 The parameters have been corrupted so the instrument has reset itself Solution Press the key adjacent to the tick icon t...

Page 54: ...ne on Turret This error indicates that the vane position zero on the turret cannot be found The most likely causes for this error are 1 The turret carousel has been removed and not replaced Solution C...

Page 55: ...is working The measure sample icon disappears after changing the wavelength A calibration must be performed at the new wavelength When the calibration is complete the measure sample icon will be disp...

Page 56: ...56 SECTION 11 Declaration of Conformity...

Page 57: ...57...

Page 58: ...inter or a computer Common No results to send to RS232 Common English English icon Language selection Common Arrow icon Results page down move left decrease Common Arrow icon Results page up move righ...

Page 59: ...printer Autolog Computer icon Auto log to PC external printer through RS232 serial port Autolog Sample icon Number of sample measurement repetitions Autolog Timer icon Time interval between each samp...

Page 60: ...icon the automatic 8 cell turret is in use Accessories Error finding cell position 0 on turret Accessories No turret Method created on a unit with a turret accessory fitted Accessories C Degrees Cels...

Page 61: ...Accessories Reduce sample uptake reduce air gap Accessories Increase sample uptake increase air gap Accessories No sipper Method created on a unit with a sipper accessory fitted Accessories Sipper Pel...

Page 62: ...748 Fax 33 1 64 45 13 00 Fax 44 0 1785 810405 e mail info bibby scientific com e mail bsf bibby scientific fr e mail bibby bibby scientificasia com www bibby scientific com www bibby scientific com ww...

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jenway 7300, Operating Manual

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