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  Home > Products: Light Measurement > Retroreflectometers > RMS 10
   
 

data sheet english (PDF)
data sheet chinese (PDF)

RMS10: Laboratory (absolute retroreflection measurements)

Retroreflection measurement in mcd/lx.
Absolute measurement method simulating nighttime conditions with a light source that is accurately regulated to standard illuminant A (2856 K).

Applicable standards and regulations:

  • CIE Publication No. 54.2-2001
  • DIN 67520
  • EN 471 High-visibility Clothing
  • ECE Regulations R 3, R 27, R 69, R 70, R 104 (at 10 m or 30.5 m measuring distance)
  • SAE regulations J 594, J 774, J 943, J 2041 and similar regulations at 30.5 m distance
  • DIN 5032, section 6 and 7
Retroreflectometer measures automotive and traffic (pavement markers) retroreflectors.

OPTRONIK RMS-l0gse offers a hardware and software solution for absolute retroreflection measurement. OPTRONIK OPTO software provides graphical interface with menu driven controls for data acquisition, display, and analysis. The light source is temperature regulated to standard illuminant A, making it ready for use without long burn-in procedures. The unit can be positioned at distances of 10m (ECE) or 100 ft (SAE). Both ECE/SAE tests can also be performed at 100 ft if desired. The motor driven detector can be controlled via PC or from front panel keypad and the remote control panel in the main control rack.

RMS-l0gse offers a complete hardware and software solution for absolute retroreflection measurement, including OPTRONIK LightCon software, which provides a graphical interface with menu driven controls for data acquisition, display, and analysis.

In combination with the OPTRONIK SMS-10 goniophotometers, the RMS10gse provides accurate measurement of the photometric properties of a variety of retroreflectors.

Projector
- Projector with color temperature acc. to standard illuminant A
- Measuring distance 100 ft (30.5 m) or 100 ft and 10m
- Projector aperture: 50mm diameter (SAE); 29mm diameter (ECE -10mm)
- Measuring field in 10m: Ø 175mm
- Measuring field in 100 ft: > Ø 25 mm (up to approx. 700mm for measuring complete warning triangles
  according to ECE R27)
- Uniformity of illuminance < 5 %
- Pre-adjusted lamp socket assembly for repeatable positioning of lamp
- Color temperature regulation to standard illuminant A (color temperature is measured and automatically adjusted;
  projector ready for operation after a few seconds)
- Housing with adjusting screws to direct the illuminant axis to the reference point of the measuring object
- Built-in power supply for 230 V, 50-60 Hz
- Halogen bulb, 250 W
- Illuminance on sample plane 10...65 lx (depending on measurement distance selected)
- Dimension (W x H x D): 600 x 2450 x 600 mm
- Weight approx. 75 kg

Photometer
- 2 display and control units, one in the instrument, another in the main control rack of the goniometer
- Five-digit display of measuring values
- Display range 0.001 mcd/lx (last digit) to 100,000 mcd/lx
- For samples with a size of 10 x 10 cm, the corresponding range of the coefficient of retroreflection is
  R' = 0.01 - 19 990 cd/lx/m²
- Photometer head with Si-photoelement, superior approximation to the V(λ) function
- V (λ) approximation f1 < 2.5 % or better according to DIN 5032 section 6
- Range selection automatically or manually
- Resolution 0.025 % of maximum in the selected range
- Absolute measuring error < ± 1.5 % ± 1 digit against PTB standard at standard illuminant A
- Repeatability error < ± 0.2 % ± 1 digit
- Linearity error < ± 0.15 % ± 1 digit
- Photo receiver: 29 mm (ECE); 1 x ½ inch (25 x 12.6 mm) (SAE) (automatic diaphragm recognition)
- Auto-calibration function: Periodically, the detector will be locked against light incidence to auto-calibrate the unit,
  removing all influences resulting from dark currents (no check of illuminance on sample plane required as for
  conventional retroreflectometers)
- Aperture 1 x 1/2 sq. in. (25 mm x 13 mm, or 2.9' x 1.4')
- Optical lens system for stray light reduction
- Individual measuring report of the photometer head
- PTB traceable calibration
- Automatic tilting mechanism for detector for accurate targeting

Further features
- Precision operational amplifier with additional voltage/current converter to produce an impressed output current
- Device with motoric drive and incremental angle encoder system to position the photometer head to observation
  angles between 0.2° and > 1.5° (in 100 ft) and 0.333° and 4.5° in 10 m (option: 0.08°)
- Electronic display and control unit
- Angular resolution of detector movement: 0.001°
- Color temperature adjustable between 2500-3200 K, standard setting at standard illuminant A at 2856 K
- Adjustable voltage
- Graphic LC display, background illuminated with information on lamp cycles, total burning time, projector
   temperature, illuminance on sample plane in lux, auto-calibration function if in progress, mode of operation
   (ECE/SAE) angular position with 0.001° resolution.
- Digital display for observation angles with resolution of 0.001°
- Selection of observation angles manually or automatically via RS232 bus interface
- Switch for projector lamp for zero-setting
- Connection cable to projector
- Built-in power supply for 230 V, 50-60 Hz
- Calibration of RMS10 traceable to PTB standard, with Optronik calibration certificate

Special features
- Time and cost saving operation due to color temperature regulation (ready for use after a few seconds -
  no burn-in time required as for conventional retroreflectometers
- Auto-calibration function; no additional luxmeter required to check the illuminance on the sample plane
- Moveable detector enables the system to record complete retro slices and grids to get information about the
  complete light distribution, not just at a few points
- All functions can be controlled at the instrument itself, from the main control rack (remote display), and by PC command

Options
- Docking stations for repeatable positioning if used at both 100 ft and 10 m
- Different goniometer types for sample rotation
- RMS10 color ECE to measure both retroreflection and color of retroreflectors according to ECE regulations
- Observation angle down to 0.08°
- LightCon Retro software for automatic and PC controlled operation with Optronik goniometer
- TÜV conformity certificate

Retro-Reflectometer RMS10ge
RMS10 version designed for measurements according ECE regulations in 10 m measurement distance.

Retro-Reflectometer RMS10gs
RMS10 version designed for measurements according SAE regulations in 100 ft measurement distance.

Retro-Reflectometer RMS10gse
RMS10 version designed for measurements according ECE and SAE regulations in 10 m and 100 ft or both in 100 ft measurement distance.

Retro-Reflectometer RMS10color
RMS10 version designed for measurements according ECE (standard) or both SAE / ECE (extended) regulations including measurement of luminous color reflected.
- Standard: fixed angle version with two detectors
- Extended: with moveable detector and additional colorimeter head

 

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