RetroSign GRX Retroreflectometer

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RetroSign GRX is the most advanced retroreflectometer available on the market today for measuring retroreflection of road traffic signs, conspicuity tape, license plates and safety clothing. RetroSign GRX is built in accordance with existing standards to allow for retroreflection measurement of various colors and all type of retroreflective materials including florescence types. 

The instrument uses point aperture geometry which enables the user to determine if direction sensitive microprismatic sheeting is correctly positioned on a sign.

RetroSign GRX combines CEN and ASTM geometries in one instrument and is offered in the following base models:

  • GRX-1 (1 entrance and 1 main observation angle)
  • GRX-3 (1 entrance and 3 observation angles)
  • GRX-7 (1 entrance and 7 observation angles)
TAPCO SKU Add-Ons Included No. of Observation Angles
128380-1C Camera, GPS, Barcode/QR Code Reader, Wireless Communication 1
128380-3C Camera, GPS, Barcode/QR Code Reader, Wireless Communication 3
128380-7C Camera, GPS, Barcode/QR Code Reader, Wireless Communication 7

Standard Instrument Features:

  • Fast and simple calibration by scanning QR code
  • Use of templates for uniform measurement series
  • Automatic average calculation for 2-10 measurements
  • Automatic pass/fail on colors and/or color contrast
  • Sign background and legend contrast
  • User ID
  • Sign ID with multiple sign data entry options
  • Data processing and mapping in existing software

RetroSign GRX Includes:

  • Angle adapter
  • Carrying case
  • Calibration reference with DANAK calibration certificate
  • Two batteries
  • Battery charger (110 230V)
  • Quick Guide

Add-Ons:

  • Built-in camera for picture of sign
  • Built-in barcode and QR code reader
  • Built-in GPS
  • Built-in wireless communication
  • Instrument rotation and tilt
  • Sign face direction (compass)
  • MUTCD library
  • Additional entrance angles (10, 15, 20, 30, 40, and 45 degrees)
  • ECE 104 multi-angle adapter
  • Extension pole kit

GRX comes with additional tablet support for improved data analysis, reporting and extended functionality. This feature requires wireless communication activated on the GRX. RetroSign GRX complies with the following standards: EN 12899, EN 20471, ASTM E 1709 and ASTM E 2540.

Add-ons can be purchased individually. Contact TAPCO for a quote. 

 


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