PCE Instruments PCE-CSM 8 Manual Download

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PCE-CSM

SPECTROPHOTOMETER OPERATING MANUAL

2. Color Difference Formula

CIE1976 color difference formula ΔE*ab is shown as below:

CIE2000 color difference formula ΔE

is shown as below:

CIE1994 color difference formula ΔE*

is shown as below:

Summary of Contents for PCE-CSM 8

Page 1: ...el 561 320 9162 Fax 561 320 9176 info pce americas com www pce instruments com english www pce instruments com PCE Instruments UK Ltd Units 12 13 Southpoint Business Park Ensign way Hampshire Southamp...

Page 2: ...ASUREMENT 9 4 4 CONNECTING TO PC 11 4 5 PRINT 12 5 SYSTEM FUNCTION DESCRIPTION 12 5 1 DATA MANAGEMENT 12 5 2 TOLERANCE SETTING 19 5 3 LIGHT SOURCE SETTING 20 5 4 AVERAGE MEASUREMENT 20 5 5 COLOR OPTIO...

Page 3: ...battery or DC power adapter Advantages 1 Touch screen easy to operate 2 Large screen 3 5 inch high resolution 320 480 full view display with clear image 3 Aesthetic design perfectly combined with ergo...

Page 4: ...e prevent the colorimeter from fierce collision or crash The instrument is not waterproof Do not use it in high humidity environment or in water Keep the instrument clean Avoid dust powder or solid pa...

Page 5: ...AC adapter The adapter specification is 5V 2A 3 USB RS 232 port This port is a common port The instrument will judge the connection status automatically USB port is used to transfer data to PC RS 232...

Page 6: ...ry you can remove the battery and connect power adapter the instrument still works normally 5 When charging dynamic battery icon will display on the top right corner of measurement interface 3 Battery...

Page 7: ...1 1 Preparations Check whether it is powered by battery or adapter 4 1 2 Turn On Push the power switch to 1 the screen will light and display logo After a few seconds it will enter Standard Measureme...

Page 8: ...PCE CSM 8 SPECTROPHOTOMETER OPERATING MANUAL 6 Figure 3 Standard Measurement 4 2 White Calibration and Black Calibration Click Menu to enter main menu interface as shown in Figure 4...

Page 9: ...PCE CSM 8 SPECTROPHOTOMETER OPERATING MANUAL 7 Figure 4 Main Menu Select Calibration to enter white and black calibration interface as shown in Figure 5...

Page 10: ...ure is close to the white board Click OK or press Testing key to perform white calibration Please pay attention that the serial number of white board must correspond to the instrument Click Black Cali...

Page 11: ...ving the alignment between the cross and the sample while moving the measuring aperture to adjust the position 4 3 2 Standard Measurement Please enter Standard Measurement interface to perform measure...

Page 12: ...urrent sample data The data on the right side is color difference data between current sample and standard Figure 7 Sample Measurement 4 3 4 Measure and View Spectral Reflectance Graph Under standard...

Page 13: ...Reflectance Interface 4 4 Connecting to PC Click Comm to enter the interface shown in Figure 9 Follow the tips to connect instrument to PC Click OK the instrument will enter Communicating as shown in...

Page 14: ...automatically under Standard Measurement or Sample Measurement interface 5 System Function Description You can set the system function from main menu as shown in Figure 4 5 1 Data Management Click Dat...

Page 15: ...e means the default name of the standard 2 Check Sample Record Click Sample in standard record interface to check the sample data and the color difference between the standard and the sample as shown...

Page 16: ...PCE CSM 8 SPECTROPHOTOMETER OPERATING MANUAL 14 Figure 12 Standard Record Figure 13 Sample Record...

Page 17: ...nd Click it will display wavelength data and reflectance data of previous wave band You can check the spectral reflectance curve of difference standards or samples by clicking and at the bottom of the...

Page 18: ...PCE CSM 8 SPECTROPHOTOMETER OPERATING MANUAL 16 Figure 15 Record Operation Interface Figure 16 Name Edit Interface...

Page 19: ...measurement 5 1 6 Turning Sample Record into Measurement Standard In some cases you need to use a saved sample record as a standard You can click Standard Entering in Record Operation Interface pop up...

Page 20: ...ntally deleting the needed historical records 5 1 8 Standard Input Select Standard Input in main menu It includes two functions Input L a b and Input XYZ 1 Input LAB Click Input LAB enter Input L inte...

Page 21: ...o save the settings and back to main menu If you don t want to set or modify tolerance click Back to return to the main menu Figure 18 Tolerance Setting Tolerance is set by users according to their co...

Page 22: ...click OK to save the settings and back to main menu Figure 19 Light Source Setting 5 4 Average Measurement Click Average in main menu to enter Figure 20 Click the virtual keyboard Users can set the nu...

Page 23: ...ement 5 5 Color Options Click Color Options in main menu to enter Figure 21 Users can select different color space Select the options by and and press OK to save all the settings This selection will a...

Page 24: ...ifferent modes are corresponding to different standard measurement and sample measurement interface The standard measurement interface of CIE LAB LCh Color Fastness and Staining Fastness is shown in F...

Page 25: ...PCE CSM 8 SPECTROPHOTOMETER OPERATING MANUAL 23 Figure 22 Color Space Figure 23 CIE XYZ Standard Measurement...

Page 26: ...PCE CSM 8 SPECTROPHOTOMETER OPERATING MANUAL 24 Figure 24 CIE L U V Standard Measurement Figure 25 LAB WI YI Standard Measurement...

Page 27: ...PCE CSM 8 SPECTROPHOTOMETER OPERATING MANUAL 25 Figure 26 CIE XYZ Sample Measurement Figure 27 CIE L U V Sample Measurement...

Page 28: ...PCE CSM 8 SPECTROPHOTOMETER OPERATING MANUAL 26 Figure 28 LAB WI YI Sample Measurement Figure29 Color Fastness Measurement...

Page 29: ...here are six color index modes in this instrument CIE1976 E ab CIE94 E 94 E Hunter E cmc 2 1 E cmc 1 1 CIE2000 E 00 Color Index is available to CIE LAB LCH color space Under color index different mode...

Page 30: ...PCE CSM 8 SPECTROPHOTOMETER OPERATING MANUAL 28 Figure 31 Color Index Figure 32 Color Index CIE1976 Sample Measurement...

Page 31: ...PCE CSM 8 SPECTROPHOTOMETER OPERATING MANUAL 29 Figure 33 Color Index CIE94 Sample Measurement Figure 34 Color Index Hunter Sample Measurement...

Page 32: ...PCE CSM 8 SPECTROPHOTOMETER OPERATING MANUAL 30 Figure 35 Color Index cmc 2 1 Sample Measurement Figure 36 Color Index cmc 1 1 Sample Measurement...

Page 33: ...CIE2000 Sample Measurement 5 5 3 Observer Angle In accordance with CIE standard the instrument has two observer angles 2 and 10 Click Observer Angle in color options interface to select it 5 6 Functio...

Page 34: ...manually when measuring If select On the instrument will save data automatically 5 6 2 Time Set Click Time Set in Settings interface as shown in Figure 39 Click Set Time to set the current time Click...

Page 35: ...PCE CSM 8 SPECTROPHOTOMETER OPERATING MANUAL 33 Figure 39 Time Set Figure 40 Set Time...

Page 36: ...PCE CSM 8 SPECTROPHOTOMETER OPERATING MANUAL 34 Figure 41 Set Date Figure 42 Time Format...

Page 37: ...lick Language Selection in Settings interface Users can choose English or Chinese 5 6 4 Backlight Time Click Backlight Time in Settings Users can set the backlight time according to the requirement 5...

Page 38: ...Factory Settings Click Restore Factory Setting in Settings as shown in Figure 44 Click OK the instrument will restore to factory settings and all records will be cleared Note When set it there will b...

Page 39: ...multiple light sources modes a variety of color systems 7 The repeatability E ab is within 0 04 the errors between each instrument E ab is less than 0 2 8 PC software with powerful extension functions...

Page 40: ...Wavelength interval 10nm Measuring Aperture 8mm Color Space CIE LAB XYZ Yxy LCh CIE LUV HunterLAB Color Index E ab E uv E 94 E cmc 2 1 E cmc 1 1 E 00 E h Chromaticity Data WI ASTM E313 CIE ISO AATCC H...

Page 41: ...5 years more than 1 6 million measurements Display Screen TFT 3 5inch Capacitive Touch Screen Port USB RS 232 Storage 1000 Standards 10000 Samples Operating Temperature 0 40 32 104 F Storage temperatu...

Page 42: ...t will determine the observer s color perception Objects can affect the final color perception because the reflectance spectra transmittance spectra of the object have modulated the light source spect...

Page 43: ...OMETER OPERATING MANUAL 41 2 Color Difference Formula CIE1976 color difference formula E ab is shown as below CIE2000 color difference formula E00 is shown as below CIE1994 color difference formula E...

Page 44: ...merican Bureau of Standards adopts this color difference formula and calculates the color difference according to it When the absolute value is 1 it is called The NBS Color Difference Unit Since then...

Page 45: ...ity standard is considered as a qualification for state enterprises promotion Table The Perception Degree between NBS Unit and Color Difference NBS Unit Color Difference Perception Degree of Color Dif...

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