型號HI847491HI847492HI847493測量范圍0.00to9.99FNU10.0to99.9FNU100to1000FNU0.00to9.99FTU10.0to99.9FTU100to1000FTU0.00to9.99EBC10.0to99.9EBC100to250EBC解析度0.01FNU(0.00-9.99FNU)0.1FNU(10.0-99.9FNU)1FNU(100-1000FNU)0.01FTU(0.00-9.99FTU)0.1FTU(10.0-99.9FTU)1FTU(100-1000FTU)0.01EBC(0.00-9.99EBC)0.1EBC(10.0-99.9EBC)1EBC(100-250EBC)精度讀數(shù)的 2%+0.05FNU讀數(shù)的 2%+0.05FTU讀數(shù)的 2%+0.02EBC重復性讀數(shù)的 1%或0.02FNU,取較大者讀數(shù)的 1%或0.02FTU,取較大者讀數(shù)的 1%或0.01EBC,取較大者雜散光 0.1FNU 0.1FTU 0.03EBC光源IRLED@890nmLED@580nmLED@650nm檢光器硅光電池屏幕顯示60x90mm背景燈LCD顯示屏校準方式2點,3點,4點校準數(shù)據(jù)存儲200個測量數(shù)據(jù)數(shù)據(jù)接口USB數(shù)據(jù)接口適用環(huán)境0to50 C(32to122 F);max95%RH無冷凝供電方式4x1.5VAA電池或電源適配器自動關機15分鐘不用后自動關機尺寸重量224x87x77mm;512g