RetroSign GR1 & GR3 · Retroreflectometer
19
APPENDIX A – Specifications
General characteristics
Type ASTM
Geometry ASTM
E-1709
Illumination angle ................................................................................ -4°
observation angles ...........................................................
0.2°
, 0.5°, 1.0°
Type CEN
Geometry
CEN EN 12899-1
Illumination angle ............................................................................... +5°
observation angles .........................................................
0.33°
, 0.5°, 1.0°
Type SAFE
Geometry
CEN EN 471
Illumination angle ............................................................................... +5°
observation angle ............................................................................. 0.2°
Light source angular aperture ........................................................... 0.1°
Receptor angular aperture ................................................................ 0.1°
Field of measurement ....................................................... ø 30mm/1.2in
Light source ...................................................................... Illuminant »A«
Receptor sensitivity .............................................. Precise eye corrected
(ASTM-E1709para. 6.4.2 for selected color filters)
Min. reading (cd/lx×m²) ......................................................................... 0
Max reading (cd/lx×m²) .................................................................
2000
Electrical characteristics
EMC ........................................................................... EN 61326 : 2007
Low Voltage…………………………………Not applicable, battery driven
ROHS………………Compliance to the requirement of and its exception
Directive 2002/95/EC, 2002/96EC Annex 1A
Power supply:
Battery ................................................. Replaceable NiMh 9.6 V/2.6Ah
External charger ...................................... Mains voltage 230 V / 50 Hz
Optional: 110V / 60 Hz
Charge time ............................................................ approx. 15 minutes
Data memory .................................................. > 250.000 measurements
Interface ........................................................................................... USB
RFID tag reader ..................................................... 13.56MHz ISO15693
Barcode reader ..................................... 617nm LED Solid state scanner
Interface ................................................................................... Bluetooth
