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8. Technical Information

42

Refractive index (nD) of sucrose solution

Sucrose

g/100g

RI

(nD)

Sucrose

g/100g

RI

(nD)

Sucrose

g/100g

RI

(nD)

Sucrose

g/100g

RI

(nD)

0

1.33299

25

1.37233

50

1.42009

75

1.47787

1

1.33442

26

1.37407

51

1.42220

76

1.48040

2

1.33586

27

1.37582

52

1.42432

77

1.48295

3

1.33732

28

1.37758

53

1.42647

78

1.48552

4

1.33879

29

1.37936

54

1.42863

79

1.48811

5

1.34026

30

1.38115

55

1.43080

80

1.49071

6

1.34175

31

1.38296

56

1.43299

81

1.49333

7

1.34325

32

1.38478

57

1.43520

82

1.49597

8

1.34477

33

1.38661

58

1.43743

83

1.49862

9

1.34629

34

1.38846

59

1.43967

84

1.50129

10

1.34782

35

1.39032

60

1.44193

85

1.50398

11

1.34937

36

1.39220

61

1.44420

12

1.35093

37

1.39409

62

1.44650

13

1.35250

38

1.39600

63

1.44881

14

1.35408

39

1.39792

64

1.45113

15

1.35568

40

1.39986

65

1.45348

16

1.35729

41

1.40181

66

1.45584

17

1.35891

42

1.40378

67

1.45822

18

1.36054

43

1.40576

68

1.46061

19

1.36219

44

1.40776

69

1.46303

20

1.36384

45

1.40978

70

1.46546

21

1.36551

46

1.41181

71

1.46790

22

1.36720

47

1.41385

72

1.47037

23

1.36889

48

1.41592

73

1.47285

24

1.37060

49

1.41799

74

1.47535

From International Refractive Index Scale of ICUMSA (1974)

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Содержание RA-620

Страница 1: ...Refractometer RA 620 RA 600 Operation Manual P 5 9 0 0 0 3 3 0 1 Read this operation manual thoroughly before use AN 59 00033 01Ver 10...

Страница 2: ......

Страница 3: ...y Operation 4 7 inch colour LCD touchscreen operation Information message to guide you to next step Display in English Korean Chinese or Russian Easy Maintenance Easy to clean sample stage Clean and d...

Страница 4: ...ditions to avoid malfunction Caution Under vibration Under direct sun light Corrosive gas atmosphere Heavily loaded and fluctuated or near power source or magnetic field Excessive range of temperature...

Страница 5: ...e you leave the unit unused for an extended period of time It is recommended to use the carton box in which the unit was first delivered Avoid very hot or humid ambient or a dusty place for a long ter...

Страница 6: ...covered by warranty 2 Hint This symbol notes technical tips which are convenient to your measurement work It is prohibited to duplicate any part or all of manual without prior consent This manual has...

Страница 7: ...00 Series Operation Manual CD ROM 1 59 00035 01 RA 600 Series Quick Manual 1 59 00405 Safety Instructions 1 20 05627 Inspection Certificate Warranty 1 50 00761 Contact 1 59 00133 Unpack the carton 1 1...

Страница 8: ...Set Up Conditions Temperature Contents 18 4 Measurement 19 4 1 Sample Measurement 19 4 2 Read Data Store in USB Flash Drive 21 4 3 Check 23 4 4 Calibration 25 5 Function Tools 28 5 1 Function 28 6 Mai...

Страница 9: ...t Measure P 19 Stop measurement P 20 Measurement Data Read the data P 21 Download data to USB flash drive P 21 Set up condition Check Calibrate Set up measuring condition P 18 Configure Contents nD Br...

Страница 10: ...2 Touchscreen Sample Cover Anti Volatilization Device Sample Stage Prism As measurement temperature is set to high the sample stage and prism will warm up accordingly Note The stopper on sample cover...

Страница 11: ...and Parts USB Connector Exhaust Vent LAN Connector Power Switch Power Connector 1 3 Supplied Parts and Installation Intake Vent 2 2 Change Filter RS 232C Connector COM2 RS 232C Connector COM1 Bottom...

Страница 12: ...See separate Function Description Result Shows measure results When pressed it shows a list of results See 4 2 Read Data Store in USB Flash Drive Menu When pressed it turns to window for selection of...

Страница 13: ...pressed window for setup of option appears See separate Function Description Indicator Shows the indicator When pressed it turns to window for setup of indicator See separate Function Description Info...

Страница 14: ...No See Function Description Rinse Purge Press here to start rinse purge See Function Description Purge Press here to start purge Switches to Skip when changer is operating See Function Description Pr...

Страница 15: ...een Enter with Alphabet Numeric To confirm entry that you have entered press Enter key The Cap Small key switches capital small letter Up to 16 characters can be entered except for sample ID up to 32...

Страница 16: ...window Returns to previous window Tab buttons Switch the tabs turns the page For details of operation see the separate Function Description Note To operate the touch screen lightly touch with stylus o...

Страница 17: ...thermal difference between the inside and outside of unit Thermal equilibrium stabilizes electronics of precision parts and is ideal status for correct measurement Suggested warming up time is about...

Страница 18: ...water Distilled water You need to be careful when using the following types of water Ion exchanged water Tap water Cautions 1 Make sure that the results become the same as what are obtained with refra...

Страница 19: ...ng off sample on prism 1 Tissue paper or paper waste Tissue fiber should not break and its debris must not remain on prism After sample is wiped off tissue fiber debris should not remain on prism To c...

Страница 20: ...r Conduct a calibration accordingly For details refer to 4 4 Calibration Contents to select 1 Press Contents button on main window 2 Press Contents button to select Selection from registered concentra...

Страница 21: ...rect measurement cannot be expected 2 Drop sample more than 0 2mL over the prism Stir sample evenly before dropping onto prism Note A small amount of sample may result in inaccurate measurement with s...

Страница 22: ...on display Immediately wipe off the sample after measurement and clean the prism and the sample stage Leaving the sample there for a long time may make it difficult to clean the prism and the sample s...

Страница 23: ...u wish to save mark appears When pressed again it disappears changes the page Press if you wish to select all You can review details of data when the data is selected Up to 300 data can be stored More...

Страница 24: ...Automatically folder RA6xx is created and stored in CSV format When data reading is underway all buttons stop functioning Note Remove USB flash drive device only after saving data is complete Never r...

Страница 25: ...w Calibration Navigator will go to calibration See 4 4 Calibration 3 Drop about 0 2mL check water on prism Note Before dropping sample clean sample stage and prism Otherwise correct measurement cannot...

Страница 26: ...the set temp The measurement time may get longer without a warm up operation See 3 1 Warming up for details Check reference value or criterion can be set on Menu Check Calibration Check Calibration Se...

Страница 27: ...ding navigation Be sure to clean the prism No sample residue should remain on prism 1 Press Check When the display says Calibration required the Calibration button will appear instead of Check Pressin...

Страница 28: ...ior to calibration with air Otherwise correct measurement cannot be expected Note Be sure to close sample cover in order to shut out incoming rays for correct measurement 4 Drop water onto prism Close...

Страница 29: ...Setup Calibration data are stored in calibration record You can review on Menu Data management Calibration record For details refer to the separate Function Description Measurement can be performed w...

Страница 30: ...ow is a convenient tool to practice exciting features of the unit To start with let us learn about Function window itself 1 Press Menu 2 Press Function 3 Select Select the item to be worked on from Cr...

Страница 31: ...lue can be corrected by this feature This is a convenient tool when measurement results with different value from RI of other refractometer or standard liquid of refractive index Save import parameter...

Страница 32: ...on on measurements collectively Setup provides configuration on the unit for convenience which includes Date and time Colour Sound Display mode International Temperature control and Version Security l...

Страница 33: ...measurement Before measurement 1 Check the unit with water or calibrate as necessary Refer to 4 3 check 4 4 Calibration After measurement 1 Clean sample stage and prism thoroughly Refer to 3 3 Prepare...

Страница 34: ...rd liquid and Brix converted RI standard liquid are available from KEM See 6 4 Consumables and parts 3 If repeated measurements result with an error deviated from range in 8 3 Specifications consult w...

Страница 35: ...d filter 3 Wash the filter with water or vacuum it 4 When washed then dry the filter well 5 If dust remains even after rinsed change the filter with new one 6 Reinstall the filter and cover Dustproof...

Страница 36: ...918 RA 620 RA 600 Operation Manual CD ROM Operation Manual Function Description Operation Manual for RS 232C Quick Manual 12 03678 Filter Set 5sheets Dustproof filter 5 filters set Refractive index st...

Страница 37: ...meas range Exceeding meas range Sample measurement exceeds specified range Measure a sample within specified range Results may appear even though range error but just for reference only Error message...

Страница 38: ...Insert USB flash drive and try again USB writing error Unable to write Writing in USB flash drive has failed due to USB error Change USB flash drive No enough space in USB drive No more space in USB...

Страница 39: ...ature or room temperature When the set temperature is above 75 C reduce ambient temperature to 25 C or below Measurement record list and details Print data window Error message at time of Measurement...

Страница 40: ...Stir well the sample in advance before dropping onto sample stage Homogenize the sample 3 Set stability sense to 1 or 2 Quickly measure before colloidal particles go down Spread in multiple layers e...

Страница 41: ...ioning properly 1 Lower the set temperature as much as possible 2 Adjust the sample temperature close to the set temperature Shorten temperature control time and measure quickly Gap between set temp a...

Страница 42: ...of light is and refraction angle these two angles are related as follows Snell s law Eq n n 1 2 sin sin If light travels from thick to thin medium the light also changes its direction As the angle of...

Страница 43: ...31 36 1 33117 56 1 32799 17 1 33324 37 1 33104 57 1 32781 18 1 33316 38 1 33090 58 1 32762 19 1 33307 39 1 33075 59 1 32744 20 1 33299 40 1 33061 60 1 32725 21 1 33290 41 1 33046 61 1 32706 22 1 33280...

Страница 44: ...57 1 43520 82 1 49597 8 1 34477 33 1 38661 58 1 43743 83 1 49862 9 1 34629 34 1 38846 59 1 43967 84 1 50129 10 1 34782 35 1 39032 60 1 44193 85 1 50398 11 1 34937 36 1 39220 61 1 44420 12 1 35093 37...

Страница 45: ...9 1 41041 1 41040 4 1 33877 1 33876 1 33875 48 1 41447 1 41438 1 41437 6 1 34171 1 34170 1 34169 50 1 41851 1 41841 1 41840 8 1 34470 1 34468 1 34467 52 1 42260 1 42250 1 42249 10 1 34772 1 34771 1 34...

Страница 46: ...IDP 100 Print out of measurement results Thermal Printer DP 600 Epson A4 Printer DCU 551N Auto Clean Unit 1 sample Automated measurement and CHD 502N Multiple Sample Changer 30 samples cleaning Flow C...

Страница 47: ...s Septum CHD 502N CHD 502N Multiple Sample Changer w Vials Septum 12 03018 Flow Cell Unit 12 02997 Measurement Cell Cover For volatility sample 12 03265 Data Acquisition Software Connection Cable requ...

Страница 48: ...programmed conversion table Concentration By Conversion Table 100 data Interfaces LAN x 1 Personal computer PC USB1 1 x 2 USB flash drive keyboard barcode reader Epson inkjet printer 8 Thermal Printer...

Страница 49: ...sed by excessive force applied to glassware or plastics malfunction or leakage is caused by sample properties corrosivity solid materials etc malfunction is caused by any device part and or chemical o...

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