Whiteness meter TP-A11 is used to measure the whiteness of objects. Its compact, advanced circuit design ensures the accuracy and stability of measurement data. It measures ISO (R457) whiteness and fluorescence whitening of the materials. The whiteness meter is provided with light absorber to eliminate the influence of specular reflection of the sample.
| Sample (size) length | Diameter ≥30 mm, Thickness ≤ 40 mm |
| System | D/0 lighting geometrical viewing conditions, diffuser diameter (d) 150mm, testing hole diameter 30mm |
| Light source | D65 as illuminating source |
| Zero drift | ≤ 0.1 % |
| Indication drift | ≤ 0.1 % |
| Indication error | ≤ 0.5 % |
| Repeatability error | ≤ 0.1 % |
| Mirror reflection error | ≤ 0.1 % |
| Dimension (L*W*H) | 360 × 264 × 400 mm |
| Net weight | 20 kg |
| Power supply | 220 V ± 10 %, 50 Hz |
| Sample (size) length | 0 to 200 mm adjustable |
| Sample width | 15 mm |
| Measuring range | 0 to 30 N (tissue paper), 0 to 100 N,0 to 300 N, 0 to 500 N, 0 to 1000 N |
| Sample size (L*B) | 230×50 mm (can join short samples together) |
| Rub pressure | 20 ± 0.2 N |
| Friction speed | 43 times / min |
| Measuring range | A (1 to 6) J indicating error ± 0.05 J<br/> B (1 to 12) J indicating error ± 0.05 J<br/> C (1 to 24) J indicating error ± 0.05 J<br/> D (1 to 48) J indicating error ± 0.05 J<br/> The indicating errors w.r.t measurement range of 20 to 80 % |
| Sample (size) length | 180 mm (180, 150, 100, 90, 50 mm adjustable) |
| Sample width | 15 mm |
| Measuring range | 0 to 30, 0 to 100 N,0 to 300 N, 0 to 500 N, 0 to 1000 N |
| Measurement range | 0.01 to 10 N |
| Slider weight | 200 g |
| Slider size | 63×63 mm |
| Sample (size) length | 90 to 200 mm |
| Sample width | 15 mm, 25 mm, 50mm |
| Measuring range | 0 to 30, 0 to 100 N,0 to 300 N |
| Measuring scope | ( 1 to 9999) s, divided in to (1 to 15) s, (15 to 300) s, (300 to 9999) s, the automatic (no. more than 200 s) |
| Sample (size) length | 38×70 mm |
| Measuring range | (1-500) mN.m (divided into 7 small ranges) |
| Impact Speed & Energy (charpy) | 2.9 m/s for 1J, 2J, 4J, 5J & 3.8 m/s for 7.5J, 15J, 25J |
| Impact energy (Izod) | 3.5 m/s for 1J, 2J, 4J, 5J, 7.5J, 15J, 25J |
| Resolution of impact energy | 0.001 J |
| Standard roller | 2000 ± 50 g |
| Testing stations | 6 |
| Dimension (L*W*H) tester | 650×210×550 mm (6 stations) |
| Measuring range | 0.01 to 600.00 g/ 10 min (MFR), 0.01 to 600.00 cm/ 10 min (MVR), 0.001 to 9.999 g/cm (melt density) |
| Measuring rate | 0.001 S |
| Temperature range | 50 to 400°C |
| Inclined adjustable angle | 0 to 40° |
| Panel width | 120 mm |
| Test area width | 80 mm |
| The maximum temperature | 300°C |
| Temperature fluctuation | Within ± 0.5°C |
| Temperature uniformity | Within ± 1°C |
| Operating temperature | Ambient temperature to 300°C |
| Heating rate | 50°C/ h (5 ± 0.5°C/ 6 min) , 120°C/ h (12 ± 1°C/ 6 min) |
| Maximum temp. error with heating speed | ± 5°C under 50°C/ h, ± 1°C under 120°C/ h |
| Measuring range | 0.01to 600.00 g/ 10 min (MFR), 0.01 to 600.00 cm3/ 10 min (MVR), 0.001 to 9.999 g/ cm3 (melt density) |
| Measuring rate | 0.001 S |
| Temperature range | 50 to 400°C |
| Standard roller | 2000 ± 50 g |
| Testing stations | 3 |
| Dimension (L*W*H) tester | 320×210×550 mm (3 stations) |
| Seal temperature | Room temperature -250°C |
| Control accuracy | ± 0.2°C |
| Dwell time | 0.1 S to 999.9 S |
| Temperature range | RT 50° to 300° |
| Temperature accuracy | ± 1° |
| Measuring range | 0.01 to 25 mm |
| Test arm weight | 2.5 N |
| Additional Loads | 2.5 ± 0.1 N, 5 ± 0.1 N, 10 ± 0.1 N, |
| Idler | 150 mm |
| Temperature control range | Room temperature to -70 ℃ (room temperature ≤ 25 ℃) |
| Temperature accuracy | ± 0.3 ℃ |
| Impact speed | 0℃ to -30℃ around 2.5 ℃/min </br> -30℃ to -40℃ around 2.5 ℃/min </br> -40℃ to -70℃ around 2.0 ℃/min</br> |
| Mixed capacity | 0.5 to 1 kg, 2 to 3 kg, 5 to 7 kg |
| Temperature range | RT to 300°C |
| Temperature control system | PID control |
| Temperature range | -60°C to 0°C |
| Temperature accuracy | ± 0.5°C |
| Frequency (continually adjustable) | 10 Hz to1280 Hz + 0.01 % |
| Amplitude acceleration ( at 30m/s2 pk ) | 40 Hz to 320 Hz + 0.3 dB + 1 digit |
| Amplitude velocity ( at 25mm / sec pk ) | 40 Hz to 320 Hz + 0.5dB +1 digit |
| Test force | 612.5 N, 980 N, 1225 N |
| Brinell hardness test | 1837.5 N, 2450 N, 4900 N/7350 N, 9800 N, 14700 N/29400 N |
| Hardness measuring area | 8 to 650 HBW (hard metals steel ball) |
| Preliminary test force | 98 N |
| Total test force | 588, 980, 1471 N |
| Brinell hardness test | 306, 613, 1839 N |
| Measurement range | 0 to 60 % |
| Resolution | 0.1 |
| Accuracy | ± 5 % n (non-saturation condition) |
| Measurement range | 0 to 80 % |
| Resolution | 0.1 |
| Accuracy | ± 2 % n (non-saturation condition) |
| Measuring range | 0.001 to 9999 |
| Stability | A (absorbency of light) <0.003 within 3 mins |
| Linearity error | <3.0 % |
| Measuring range | 0.001 to 9999 |
| Stability | A (absorbency of light) <0.003 within 3 mins |
| Linearity error | <3.0 % |
| Maximum load | 100 kg ( kg and N can be switched automatically) |
| Resolution | 0.01 g |
| Accuracy | ± 0.5 % |
| Salinity Measurement range | 0.00 to 19.99 ms/cm |
| Measuring accuracy | EC ± 2% full scale |
| Temperature Measurement range | -5 to 50°C |
| Measurement range | 0 to 90 % |
| Resolution | 0.1 or 0.01 |
| Accuracy | ± 5 % n (non-saturation condition) |
| Maximum load | 100 kg ( kg and N can be switched automatically) |
| Resolution | 0.01 g |
| Accuracy | ± 0.5 % |