

Ye Tuo YT-WSB-3AC Digital Fluorescent Whiteness Meter
Model: YT-WSB-3AC
Product Overview:
The Ye Tuo YT-WSB-3AC Digital Fluorescent Whiteness Meter features a bench-top design, an LCD display and button operation. It has a measurement range of 0–200 and supports measurement of blue-light whiteness WB=R457 and fluorescent whitening F. The instrument has a measuring aperture of φ30mm, a minimum indication/resolution of 0.01 and measurement repeatability of ≤0.1. It supports storage of 1000 records and is equipped with an RS232 interface. It is suitable for whiteness testing of non-colored flat objects and powders, as well as opacity testing of paper, with applications in textiles, coatings, building materials, paper and daily chemical industries.
Ye Tuo YT-WSB-3AC Digital Fluorescent Whiteness Meter
Model: YT-WSB-3AC
Product Overview:
The Ye Tuo YT-WSB-3AC Digital Fluorescent Whiteness Meter features a bench-top design, an LCD display and button operation. It has a measurement range of 0–200 and supports measurement of blue-light whiteness WB=R457 and fluorescent whitening F. The instrument has a measuring aperture of φ30mm, a minimum indication/resolution of 0.01 and measurement repeatability of ≤0.1. It supports storage of 1000 records and is equipped with an RS232 interface.
Product Applications:
The instrument is suitable for whiteness testing of non-colored flat objects and powders, as well as opacity testing of paper. It can be used in textile, coatings, building materials, paper and daily chemical industries.
Product Features:
1. Bench-top Integrated Design: Features a button-operated version with flexible operation, accommodating the usage habits of different operators and making the instrument easy to use.
2. Blue-Light Whiteness Measurement Principle: The instrument provides excellent measurement repeatability and low drift. It can maintain stable output during long periods of continuous testing, helping ensure consistency of measurement data.
3. High-Definition LCD Display: Equipped with a high-definition LCD screen, whiteness measurement results are displayed in real time. Data is clear and easy to read, making operation convenient and efficient.
4. Compact Structure: The instrument features a compact structure and small footprint, occupying little laboratory bench space. Its flexible placement makes it suitable for various laboratory workbench layouts.
Detailed Technical Specifications:
| Parameter | Specification |
| Product Model | YT-WSB-3AC (Button Version) |
| Measurement Range | 0~200 |
| Whiteness Display | Blue-light whiteness WB=R457; fluorescent whitening F |
| Measurement Condition | 45/0 |
| Minimum Indication / Resolution | 0.01 |
| Measuring Aperture | φ30mm |
| Zero Drift | ≤±0.1/10min |
| Indication Drift | ≤0.2/3min |
| Measurement Repeatability | ≤0.1 |
| Indication Error | ≤±2.5 (JJG512-2021) |
| Display Mode | LCD Display |
| Control Mode | Button |
| Data Storage | 1000 Records |
| RS232 Interface | Available |
| Power Supply | AC220V/50Hz |
| Net Weight | 3.7Kg |
| Dimensions | 320*267*275mm |