YUEFENG SBDY-1A Digital whiteness Meter DATASHEET
| Brand | YUEFENG | Model | SBDY-1A |
|---|---|---|---|
| From | China | Name | Digital whiteness Meter |
Specifications
| Specifications | knob |
| Illuminant | LED Approximation D65 Illuminant |
| display screen | Digital light emitting tube |
| Whiteness formula | Blue light whiteness WB = R457 |
| Measurement aperture | φ30mm |
| display value | 0~100 |
| Measurement range | 0~100 |
| resolution | 0.1 |
| Indication drift | ≤+0.2/10min;0.3/60min |
| Zero drift | ≤+0.2/10min;0.3/60min |
| Stability | ≤+0.2/10min;0.3/60min |
| Repeatability | ≤+0.2 |
| Ambient Temperature | 0℃~+40℃ |
| Environmental humidity | <85%RH |
| AC power supply | 220V+10% 50Hz±1Hz |
| power consumption | Less than 20VA |
| Weight/Volume | Net weight 3.6kg; gross weight 5.0kg/Encasement 395x330x330 (mm) |
Packing list
After-sales instructions
None
[Note] For after-sales services outside the Chinese mainland, if the instrument requires repair, the shipping and possible associated taxes shall be borne by the sender. Generation address of the manual: http://en.nbchao.com/p/50721/Specification.html , which is only used by users who purchase commodities from the NBCHAO.
Created on : 2025/12/31