The 3NH KS-500 is an industrial-grade, high-precision color difference measurement instrument. Its core advantages are its high-standard accuracy and massive data storage capacity. It delivers a repeatability of ΔEab ≤ 0.025 and an inter-instrument agreement of ΔEab ≤ 0.3. Featuring nano-integrated spectral technology and backed by first-grade metrology certification, it ensures authoritative data. Equipped with 6 measurement apertures adaptable to various sample forms, it supports storage for 15,000 samples and 500 standards. Paired with multi-platform quality management software, it is ideal for industrial-grade color quality control in mass production.
1.High-Precision Performance: Delivers a repeatability of ΔEab ≤ 0.025 and an inter-instrument agreement of ΔEab ≤ 0.3, ensuring high color consistency in batch production.
2.Advanced Optical System: Features a dual-beam optical system with nanoscale spectroscopic capability and 10nm optical resolution. It monitors light source energy fluctuations to minimize interference, further enhancing stability and repeatability.
3.Standard Compliance: Adheres to D/8 SCI/SCE technology, compliant with international standards CIE, ISO, and ASTM. First-grade metrology certification ensures data traceability to national metrology institutes.
1.Large Storage Capacity: Supports storage for 15,000 samples and 500 standards, with cloud synchronization for creating a personal database.
2.Cross-Device Data Sharing: Enables data sharing across devices (APP, mini-program, PC). Eliminates the need for physical color cards, facilitating team collaboration and long-term traceability.
1.Comprehensive Aperture Options: Equipped with 6 measurement apertures (3mm/5mm/10mm platform + pointed tip), suitable for various sample forms including flat, curved, concave-convex surfaces, and small areas.
2.Diverse Measurement Indices: Supports over 13 colorimetric indices, 32 evaluation illuminants, and 8 color spaces to meet different measurement condition requirements.
3.Broad Industry Application: Adaptable to industries such as plastics, textiles, ceramics, and printing, with switchable measurement modes for diverse scenarios.
1.Dual-row 18-group silicon photodiode array with a spectral response range of 400-700nm (10nm interval) and a reflectance measurement range of 0-200%.
2.Full-band balanced LED light source (no spectral gaps) combined with a nano-integrated spectral device to ensure data accuracy across all wavelength bands.
3.Supports simultaneous measurement of SCI (Specular Component Included) and SCE (Specular Component Excluded) spectra, balancing speed and stability.
1.Ergonomic design featuring a large touchscreen and optimized grip to suit different user habits.
2.Dual targeting system with a stabilizer plate and camera for precise positioning of the measurement area, reducing operational errors.
3.Non-contact automatic white board calibration (standard white board reflectance R% ≥ 95%) for consistently accurate data.
4.Clean and intuitive interface enables quick mastery for beginners without complex training.
1.Multi-system compatibility covering Android, iOS, Windows, HarmonyOS, and WeChat Mini-Programs.
2.Includes quality management software for generating test reports, comparing color difference data, and customizing color management workflows.
3.Supports the Color Matching Cloud platform to meet industrial-grade quality control needs in mass production.
| Model | KS-500 Spectrophotometer |
| Illumination/Viewing Geometry | D/8 (Diffuse illumination, 8° viewing), SCI/SCE (Specular Component Included/Excluded). Compliant with CIE No.15, GB/T 3978, GB 2893, GB/T 18833, ISO7724-1, ASTM E1164, DIN5033 Teil7. |
| Features | Utilizes a dual-path silicon photodiode array. Ideal for color difference quality control in industries such as plastics, electronics, paints and inks, textile dyeing and printing, printing, and ceramics |
| Light Source | Combined Full-Spectrum LED Light Source, UV Light Source |
| Integrating Sphere Size | Φ40mm |
| Spectral Device | Nano-integrated spectral device |
| Sensor | Silicon photodiode array (dual-row, 18 groups) |
| Wavelength Range | 400-700nm |
| Wavelength Interval | 10nm |
| Measurement Aperture | 6 Apertures:3mm platform+3mm pointed tip+5mm platform+ 5mm pointed tip+10mm platform+10mm pointed tip |
| Specular Mode | Simultaneous measurement |
| Color Space | CIE LAB,XYZ,Yxy,LCh,CIE LUV,s-RGB,HunterLab,βxy,DIN Lab99 |
| Color Difference Formula | ΔE*ab,ΔE*uv,ΔE*94,ΔE*cmc(2:1),ΔE*cmc(1:1),ΔE*00,DINΔE99,ΔE(Hunter) |
| Other Color Indices | Spectral Reflectance, WI (ASTM E313, CIE/ISO, AATCC, Hunter, Taube, Berger, Stensby), YI (ASTM D1925, ASTM 313), Metamerism Index MI, Staining Fastness, Shade Change Fastness, Strength, Opacity, 555 Shade Classification, Munsell (C/2), Blackness (My, dM), Color Density CMYK, Tint (Some functions realized via PC software) |
| Observer Angle | 2°/10° |
| Calibrated Illuminants | D65,A,B,C,D50,D55,D75, F1,F2(CWF),F3,F4,F5,F6,F7(DLF), F8,F9,F10(TPL5),F11(TL84), F12(TL83/U30),U35,NBF,ID50,ID65 ,LED-B1,LED-B2,LED-B3, LED-B4,LED-B5,LED-BH1,LED-RGB1, LED-V1,LED-V2 (Partially realized via PC software) |
| Display Data | Spectral graph/data, sample color values, color difference values/graph, pass/fail results, color simulation, color bias |
| Measurement Time | Approx. 1 second |
| Repeatability |
Chromaticity Value: Within ΔE*ab 0.025 (Standard deviation) for MAV/SCI (after warm-up and calibration, average of 30 readings of white board at 5s intervals). Spectral Reflectance: Within 0.1% standard deviation for MAV/SCI (within 0.2% for 400-700nm). |
| Inter-Instrument Error | Within ΔE*ab 0.3 for MAV/SCI (average of 12 BCRA Series II color tiles). |
| Displayed Accuracy | 0.01 |
| Reflectance Range | 0-200% |
| Reflectance Resolution | 0.01% |
| Measurement Mode | Single measurement, average measurement (2-99 times). |
| Targeting | Stabilizer plate positioning + Camera framing. |
| White Calibration | Non-contact type white calibration. |
| Dimensions | 120*75*207mm |
| Weight | 367g(without calibration base) |
| Battery | Lithium-ion battery, 3.7V, 3200mAh, supports 8000 measurements within 8 hours. |
| Light Source Life | Over 1.2 million measurements for 10 years. |
| Display | TFT true color 3.5-inch capacitive touch screen. |
| Interface | USB,Bluetooth |
| Data Storage | 500 standards, 15,000 samples (SCI/SCE data included in one record). Mass storage via APP/PC. |
| Software Support | Android, iOS, Windows, WeChat Mini-Program, HarmonyOS. |
| Languages | Simplified Chinese, English, Traditional Chinese |
| Operating Environment | Temperature: 0~40℃, Humidity: 0~85% RH (non-condensing), Altitude: below 2000m. |
| Storage Environment | Temperature: -20~50℃, Humidity: 0~85% RH (non-condensing). |
| Accuracy Guarantee | Ensured first-grade metrology certification |
| Standard Accessories | Power adapter, data cable, user manual, quality management software (download from official website), white calibration box, protective cover, wrist strap, measurement apertures. |
| Optional Accessories | Micro-printer, powder test box. |
| Note | Specifications are subject to change without prior notice. |
1. When I received NH310/NH300 colorimeter and perform measurement, why the measured data is abnormal?
After receiving NH310/NH300, you have to perform white and black calibration manually when first starting.
2. In which condition, manual white and black calibration and auto calibration are required for NH310?
a. It’s needed to perform manual calibration for NH310 when first starting.
b. In the subsequent starting, NH310 will perform auto calibration at startup. No need to perform manual calibration.
c. Suggestion: it’s best to perform manual calibration once a week or when NH310 measured data is not accurate.
3. In which condition, manual white and black calibration for NH300 is required?
a. It’s needed to perform manual calibration for NH300 when first starting.
b. In the subsequent starting, no need to perform manual calibration.
c. Suggestion: it’s best to perform manual calibration once a week or when NH300 measured data is not accurate.
4. How to replace NH310 measuring aperture?
There are three measuring apertures for NH310: Φ8mm (standard accessory), Φ4mm (standard accessory), extended Φ8mm (optional accessory)
a. Turning on
b. Removing measuring aperture, install the needed measuring aperture.
c. Select “Settings-Aperture Setting” in main menu to select corresponding measuring aperture.
d. After selecting aperture, the instrument will display “White and Black Calibration” interface. White and black calibration must be performed.
e. Replace completed.
5. CQCS3 (Color Quality Control System) Installation
a. Before installation, please Copy CQCS3 folder to your computer and don’t remove any files in CQCS3 folder.
b. Double-click the setup.exe to install CQCS3 software.
c. Then double-click Install.bat under the CQCS3\USB_Driver file to install the driver.
d. Detailed installation information please read the "Installing Software" under CQCS3 User manual.doc.
6. How to check communication port?
a. Connect colorimeter to the PC with USB cable.
b. Turn on the colorimeter to enter main menu. Select “Comm” and press “Enter” key to start communication.
c. Right click on “My Computer” on the desktop. Click “Manage” -> “Device Manager” -> “Ports”, you can see similar display as “SCI USB2Serial (COM6)”.
d. Click “Settings->Communication Parameters” in CQCS3 software interface. Select the corresponding port in “Serial Port”.
7. After completing CQCS3 installation, how to solve the problem if it display “! USB Device” or “! SCI USB2Serial (COM6)” when checking the communication port?
a. Right click “! USB Device” or “! SCI USB2Serial (COM6)”, “Update Driver” -> “Install from a list or specific location (Advanced)” -> “Next” ->“Include this location in the search” -> “Browse”, specify USB driver file path “CQCS3\USB_Driver”, click “Next”. Then it will install successfully.
b.Detailed installation information please refers to “2.2 Installing USB Driver” in Color Quality Management System User Manual.doc.
8. Notes for First Using CQCS3 Software
a. Users must specify Standard File Name, Sample File Name and Sample Database File Name when first use.
b.Standard File is use to store standard measurement data. Sample File is used to store sample measurement data. Sample Database File is used to store the measured data exported from sample records.
9. How to solve the problem when “Connection Timeout” occurred?
a. When the colorimeter is disconnected to the PC, “Connection Timeout” will occur. At the moment, you have to check whether the USB cable is well connected the colorimeter and the PC. Then you can re-plug the USB to try out.
b. After ensuring the colorimeter is connected to the PC with USB cable, turn on the colorimeter and enter the main menu. Select “Comm” and press “Enter” key to start communication.
c. Turn off CQCS3 software, and reopen it.
10. How to solve the problem when the interface display "USB Disconnect"
a. Check whether the USB cable is connected. If not, please connect it. Check whether the connection is effective. You can re-plug the USB cable to test.
b. If the USB cable is connected well but the interface still displays "USB Disconnect", please re-start the colorimeter and enter "Menu" -"Comm"to start the communication.
c. Change the USB cable or change the USB port in you PC.
11. How to solve the problem when the colorimeter cannot be turned on in the condition of battery-powered?
a. If this phenomenon occurred, it means the battery power is not enough. You need to charge the battery.
b. When charge the battery, please insert the battery to the instrument, and plug in the adapter to charge the battery. After 5 minutes, the instrument can be turned on.
c. If the instrument still cannot be turned on after charging 5 minutes, you can pull out the adapter and re-plug in to check it. Or repeat this operation.
d. If the instrument still cannot be turned on after charging 5 minutes, you can turn off the colorimeter and turn on it again to check it. Or repeat this operation.
e. If you have tried all the methods above but the colorimeter still cannot be turned on, please change the battery.
