产品介绍

Product Introduction

1. Overview

The NJTT-201C Raised pavement marker Measuring Instrument is an instrument that measures the main performance index of raised road signs - luminous intensity coefficient. This instrument is suitable for photometry laboratories, testing centers, traffic management departments, and road construction sites; It is also applicable to the inspection of product quality by protruding road sign manufacturers. The measuring object of this instrument is a rectangular raised landmark. 

2. Standard:

GB8416-2003, GB/T3978-2008, GB/T3979-2008, GB/T24725-2009, GB/T 26377-2010, JJF 1809-2020, ASTM-810, ASTM-E 809, DIN 67520, CIE (International Commission on Illumination).

3. Main technical parameters

1. Observation angle（ α）： 0.2 °~2.0 ° continuously adjustable;

2. Angle of incidence (including β 1 and β 2) : β 1 is ± 0 ° β 2 are ± 0 °, ± 5 °, ± 10 °, ± 15 °, ± 20 ° respectively;

3. Light source color temperature: 2856K (in accordance with CIE standard A light source);

4. Detector: Silicon diode+V（ λ） Correction (compliance with CIE standard photometric observers);

5. Measurement range: 0-3000 mcd • lx-1

6. Power supply: Lithium battery pack 7.4V (capacity 6000ma)

Battery continuous working time: ≈ 72 hours

Data storage: 10000 test messages

Screen: 4.5 "854x480 (touch screen)

Computer connection method: TF memory card

Charging method: 220VAC 50HZ; DC8.4V

Power supply: lithium battery (6600mAh)

Operating temperature: -15 ° C~+50 ° C

Storage temperature: -30 ° C~+85 ° C

Operating humidity: 10~90%, no condensation

Voice reading: standard configuration

Packaging box: high-end instrument box

Data calibration: Calibrate 9 pairs of angles at once (no need to recalibrate when starting)