AR-813|数字式照度计|光照计|照度仪|光度计|

AR-813|数字式照度计|光照计|照度仪|光度计|的详细介绍 
GENERAL FEATURES & SPECIFICATIONS 一般功能和规格 
 AR-813 AR-833 AR-823  
Measuring Range 1～100,000lux 0.01～50,000lux 1～100,000lux  
测量范围  
Accuracy <4%rgd±0.5%f.s <3%rgd±0.5%f.s <3%rgd±0.5%f.s  
测量精确度  
Unit Selection Lux Lux Lux/Fc  
单位转换  
Measure Level Seletion Auto Auto Auto/MANUAL  
测量档位选择  
Data Hold Function √ √ √  
数据保持显示功能  
Auto Power Shut Off √ √ √  
自动关机功能  
Low Battery Indication √ √ √  
低电显示功能  
LCD Back Light Selection  _______ _____ √  
背光显示选择功能  
Repeatability ±2% ±2% ±2%  
重复性  
The Change As Temperature Change 0.1%/℃ 0.1%/℃ 0.1%/℃  
温度特性  
Samping Frequency 1.5times/sec 1.5times/sec 1.5times/sec  
取样率  
Resolution 1Lux 0.01～1Lux 1Lux  
解析度  
Response Time 1s 1s 1s  
响应时间  
Over level Indication √ √ √  
过载提示  
Max And MinReading Hold Function ____ ____ √  
最大、最小值锁定功能  
 
  
GENERAL CHARACTERISTICS 一般特征 
Power 9v Battery 9v Battery 9v Battery 
供电 9v电池 9v电池 9v电池 
LCD size 48*31.8mm 48*31.8mm 
 
 

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