WF28 User Manual Safety Instructions In order for safe and proper use of the instrument, please read carefully and follow the instructions of the manual. Use only original power adapter and original battery to avoid fault or damage of the instrument.
WF28 User Manual Notes 1. Storage ● Upon long time no use, put the instrument into a packing box; ● Store the instrument in a cool and dry environment with a temperature at -10°C~50°C and relative humidity under 85%; 2. Use ●...
WF28 User Manual Overview The Colorimeter is a professional colorimeter designed and produced subject to the relevant standards of International Commission on Illumination (CIE) and national stands. Being with brand new imported key components, the instrument is well designed and features in precision, stability, easy handling, easy to learn and cost-effective.
WF28 User Manual 1.2 Keys 4. Saving 1. Up 6.Show screen 5. Confirm 2. Down 3. Paging Figure 2. Bird's View move the position of the cursor in the screen; adjust the value of the activated items . Down move the position of the cursor in the screen;...
Page 8
WF28 User Manual 8. Measurement 9. Measurement port Figure 3. Back View Measurement - Measuring Measurement port - Optical channel for measuring. 11. Printing interface 13. DC connector 10. Switch 12. Battery cover Figure 4. Right View Switch In (I) or Out (O) of the instrument.
WF28 User Manual 1.3 Power The Colorimeter is powered by dedicated power adapter or special lithium batteries, the use of other facilities for power supply may damage the Colorimeter. Ensure that the Switch is on Out (O) before connecting to the power adapter or mounting the battery.
WF28 User Manual 3. Follow the directions on Figure 7, press up to mount the battery into the compartment. Figure 7. Mounting the battery cover 1.3.2 Power Adapter 1. First check and confirm if the Switch is on Out (O), 2.
WF28 User Manual II. Interface 2.1 Layout There are three parts of the Colorimeter interface as shown on Figure 9, Page on top, Form on middle and Information on bottom. Page Bar Form Information Bar Figure 9. Layout 2.2 Page Details Type Sample Serial No.
Page 12
WF28 User Manual Type Sample Serial No. Tolerance Sample Serial No. Color deviation Sample data Type data Sample color difference under current Type Sample Figure 11. Sample Measurement Page Details Function Option Light Source choose Date and Time during measurement Operation chose Figure 12.
WF28 User Manual III. Operation 3.1 Turn on Before turning on the instrument, check if the external power has been connected or the battery has been mounted, ensuring a power supply to the instrument, then start the instrument, the screen will show starting Logo.
WF28 User Manual performed to get the color parameters of a Type Sample. The color parameters measured will be shown on the measurement page. In the upper right corner of the page to display the test current conditions, including light sources, lighting and light mode.
WF28 User Manual 3.3. Check out Information 3.3.1 Type Sample Record Press "Paging" to jump to "Check out Information" page as shown on Figure 16 to check the saved data and to select from the drop down menu by "Confirm"...
WF28 User Manual Record" option to switch the screen to the Sample record page of the Type Sample as shown on Figure 18, then select Sample record by "Confirm" as well as "Up" and "Down" keys to check out the color difference records of each Sample.
WF28 User Manual 3.4.1 Auto Save As shown on Figure 19, there are two ways for saving which are "Auto Save" and "Manual Save". When setting to Auto Save, system will auto save each time measurement data of the Type Sample or the Sample. If the saving...
WF28 User Manual 3.4.3 SCI/SCE The way SCI is a measurement, including specular objects reflect light. The SCE is a measurement, not including specular objects reflect light. 3.4.4 Tolerance set Tolerance set for judging standard setting, judge the color instrument to measure value Δ E is qualified.
Need help?
Do you have a question about the WF28 and is the answer not in the manual?
Questions and answers