RP-R21 Road Studs Retroreflectometer
Leading retroreflectometer factory for pavement markings, road signs & reflective cloths
Product Summary
1. Introduction:
RP-R21 Road Studs Retroreflectormeter is measuring retroreflection for square raised pavement markers & road studs. Retroreflection RI is one of the most important parameters of the raised pavement markers(RPM). RP-R21 is suitable for road traffic authorities, optical labs, road test agency, road studs contractor, road studs factories also need this device to check their products quality.
2. Advantages:
- Dual angle road studs retroreflectometer
- Observation angle matches Illumination angle automatically
- Calibrate all angles at once
- Over 500 measurement report stored capacity
- Easy visible touch screen in bright sunlight site and laboratory
- Real time voice broadcast and portable blue tooth printer

3. Standards:
RP-R21 Road Studs Retroreflectormeter is designed and produced based on national standard test mathod as below:
- BS EN 1463 Road marking materials. Retroreflecting road studs
- ASTM E1696 Standard Test Method for Field Measurement of Raised Retroreflective Pavement Markers Using a Portable Retroreflectometer
Tech Specs
| Model: | RP-R21 |
|---|---|
| Display: | Real time voice broadcast, 5’’ touch screen |
| Light source color: | 2856±50K(CIE A light source) |
| Memory: | 500 data/time |
| Measurement Modes: | RI Retroreflection |
| Measuring Range: | RL: 0 – 4000 mcd.lx-1 |
| Measuring Accuracy: | Repeatability ± 5 % |
| Observation Angle: | 0.2° 0.33° 1.0° 2.0° 0.2° |
| Illumination Angle: | 0°±5°±10°±15° ±20° |
| Operating Temperature: | -15℃~+60℃ |
| Operating humidity: | <98%, no frost |
| Language: | Chinese, English(optional), other languages(customized) |
| Battery: | Working time>30h after charging, 12V/5.2Ah, adaptor DC 15V |
| Dimensions(L*W*H): | 360mm*135mm*125mm |
| Weight: | N.W. 5.5KG |
| Warranty: | 12months |
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