Applications: 

Whiteness Meter is mainly used to directly measure the whiteness value of object or powder with flat surface.

 Can be widely used in whiteness measurement of textile printing and dyeing, paint, chemical building materials, paper board, plastic products, white cement, ceramics, enamel, talc powder, starch, flour, salt, detergent, cosmetics and other substances.

* It consists of Light Source, Optical System, Detection System, Data Process and Display System. The whiteness Calculation Formula of the instrument is blue light whiteness R457.

 * Use of high quality imported components, good reliability.

 * The optical path design is reasonable, simple. Adopt filter system with correction, the whiteness can be reflected quantitatively.

 * No preheating after starting, measurements can be taken after simple calibration, easy to operate.

 * Pass strict inspection and testing, the instrument conforms to the JJG 512-2002 Whiteness Meter Verification Regulation. Also conforms to GB3978, GB3979, GB7973, GB7974, ISO2470, GB8904.2, QB1840, GB2913, GB13025.2, GB1543, ISO2471, GB10339, GB5950, GB12911, GB2409 and other standards.

 * Able to memory 254 groups of measurement data.

 * Use USB data out put and RS- 232 data out put to connect with PC.

 * Provide Bluetooth data out put choice.

 

Range ;  0~120 

  Resolution :  0.1 

  Illumination condition :  45/0 

  Illuminant:   LED 457 nm 

  Whiteness Formula  : Blue Light Whiteness WB=R457 

  Measuring Aperture :  18x11 mm Rectangle 

  Zero Drift :  ≤0.1 

  Stability of Display  : ≤0.5 

  Repeatability of Measurement  : ≤0.1 

  Operating Condition   :Temperature   0~40℃ 

  Humidity  <85 %RH 

  Power Supply :  Lithium Battery 

  Size :140x45x75 mm 

  Weight  : 305 g (Including Batteries) 

 

Standard Accessories :

 1. Main Unit

 2. AC Adaptor

 3. Standard White Board 

 4. Optical Cleaning Cotton Cloth

 5. Carrying Case

 6. Operation Manual

Optional Accessories:

 1. Constant Pressure Powder Forming Apparatus

 2. USB, RS-232C data cable with software

 3. Bluetooth data out put with software

 

 

GUANGZHOU LANDTEK INSTRUMENTS CO.,LTD is one of leading professional manufacturers of meters and instruments in China. We have a team of dedication, high-level education, cooperation and strong creativity. They always apply the advanced contemporary techniques and experience to their new products. The instruments are of both high quality and high ratio of performance to price so that products are salable to world-wide market.
　 Quality first and user uppermost are one of our claims. Landtek Instruments strive for best in quality and after-sale service. Satisfying your needs are our wishes.