EXTECH EA31 照度計(jì),EA31 大字幕照度計(jì),EXTECH中國(guó)總代理 質(zhì)量保證,*,: 蘇。
EXTECH EA31 實(shí)物圖：

照度計(jì),EA31 大字幕照度計(jì),EXTECH中國(guó)總代理 規(guī)格：
顯示屏 3-1/2 數(shù)字，2000 像素點(diǎn) LCD
超量程指示 LCD 顯示‘OL’
光譜響應(yīng) CIE 明視（CIE 人眼響應(yīng)曲線），余弦修正
譜圖準(zhǔn)確度 CIE V? 函數(shù) (f’1,6%)
測(cè)量重復(fù)性 ±2%
校準(zhǔn) 校準(zhǔn)后，符合色溫在 2856ºK 的標(biāo)準(zhǔn)白熾燈的要求
溫度系數(shù) ±0.1% 每 oC
采樣率 每秒 2.5 次
光電檢測(cè)器 硅光電二極管和光譜響應(yīng)濾波器
操作條件 溫度：0 至 40oC（32 至 104o；濕度：< 80% 相對(duì)濕度
存儲(chǔ)條件 溫度：-10 至 50oC (14 至 140oF)；濕度：< 80% 相對(duì)濕度
尺寸 150 x 72 x 35mm (5.91 x 2.8 x 1.4")
重量 約 320g. (11.3 oz) 含電池
光電檢測(cè)器尺寸 92 x 60 x 29mm (3.62 x 2.36 x 1.14”)
檢測(cè)器電纜長(zhǎng)度 約 91cm (3’)
低電量指示 "BT"圖標(biāo)會(huì)出現(xiàn)在 LCD 上
電源 6 節(jié)‘AAA’電池；電池壽命約 400 小時(shí)
照度計(jì),EA31 大字幕照度計(jì),EXTECH中國(guó)總代理 特點(diǎn)：
緊湊和堅(jiān)固的設(shè)計(jì)，大型顯示屏
低范圍模型的措施2000fc / 20000lux
數(shù)據(jù)保持和zui小/zui大讀數(shù)
自動(dòng)關(guān)閉電源
EA10    THERMOMETER,TYPE K, KIT DUAL INPUT
EA10-NIST    THERMOMETER, EASYVIEW WITH NIST, EA10
EA11A    THERMOMETER, TYPE K EASYVIEW SERIES
EA11A-NIST    THERMOMETER WITH NIST EA11A
EA15    EASYVIEW DUAL INPUT THERM TYPE K,J,T,E,R,S,N
EA15-NIST    THERMOMETER, K, W/NIST EA15
EA20    HYGRO-THERMOMETER EASY VIEW 20 SERIES
EA20-NIST    HYGRO-THERMOMETER W/NIST   EA20
EA25    EASY VIEW HYGRO-THERMOMETER DATALOGGER
EA25-NIST    HYGRO-THERM/DATALOGGER W/NIST, EA25
EA30    LIGHT METER, WIDE RANGING EASY VIEW 30 SERIES
EA30-NIST    LIGHT METER, EASY VIEW, EA30, WITH NIST
EA31    LIGHT METER EASY VIEW 30 SERIES
EA31-NIST    LIGHT METER WITH NIST  EA31
EA33    LIGHT METER WITH MEMORY EASYVIEW 30 SERIES
EA33-NIST    LIGHT METER WITH NIST   EA33
EA80    INDOOR AIR QUALITY/ DATALOGGER
EC100    CONDUCTIVITY METER/PEN STYLE
EC-12880-P    CONDUCTIVITY STANDARD 2 BOTTLES -- 1 PINT EACH
EC-1413-P    CONDUCTIVITY STANDARD 2 BOTTLES -- 1 PINT EACH
EC150    CONDUCTIVITY/TDS METER/PEN STYLE
EC170    SALINITY METER
EC210    COMPACT HANDHELD CONDUCTIVITY/TDS METER
EC400    EXSTIK CONDUCTIVITY METER
EC405    EXSTIK CONDUCTIVITY CELL
EC410    EXSTIK CONDUCTIVITY KIT
EC500    EXSTIK II COMBINATION COND/PH/TDS
EC505    COMBINATION CONDUCTIVITY/ PH MODULE
EC510    EXSTIK II PH/CONDUCTIVITY TEMPERATURE METER KIT
EC600    PH/MV/TEMP/COND/TDS METER
EC605    POLYMER COND. CELL FOR EC600/DO700
EC-84-P    CONDUCTIVITY STANDARD 2 BOTTLES -- 1 PINT EACH
EMF300    MICROWAVE LEAKAGE DETECTOR
EN100    ENVIRONMENTAL METER
EN100-TP    RTD TEMP PROBE 14 - 212 DEGREES F/-10 TO 100 DEGREES C
EN100-V    MINI IMPELLER (2 PK) FOR EN100 AND EN150
EN150    ENVIRONMENTAL METER
EN300    ENVIRONMENTAL METER
ET10    GFCI RECEPTACLE TESTER
ET10-10PK    GFCI RECEPTACLE TESTER/10 PK
ET15    RECEPTACLE TESTER
ET15-10PK    RECEPTACLE TESTER/10 PK
ET20    DUAL VOLTAGE TESTER
ET20-10PK    DUAL VOLTAGE TESTER
ET25    VOLTAGE TESTER (NEON)
ET25-10PK    VOLTAGE TESTER (NEON)
ET30A    VOLTAGE TESTER
ET30A-10PK    VOLTAGE TESTER
ET40    HD CONTINUITY TESTER
ET40-10PK    HD CONTINUITY TESTER
ETK30    ELECTRICAL TEST KIT W/AC CLAMP METER
ETK35    ELECTRICAL TEST KIT W/TRMS AC/DC CLAMP METER
EX006    WEIGHTED BASE WITH 5 CUPS
EX007    24 SOLUTION CUPS W/ CAPS
EX010    EXT. CABLE (1M) FOR DO600 WITH PROBE WEIGHT
EX050    EXT. CABLE (5M) FOR DO600 WITH PROBE WEIGHT
EX205T    TRUE RMS AUTORANGING MULTIMETER
EX205T-NIST    TRUE RMS AUTORANGING MULTIMETER WITH NIST
EX210    DMM + IR THERMOMETER, 4 TO 1
EX210-NIST      DMM + IR THERMOMETER, 4 TO 1 WITH NIST
EX210-NISTL    DMM+ IR THERMOMETER WITH LIMITED NIST
EX210T    TRUE RMS AUTORANGING MULTIMETER + IR
EX210T-NIST    TRUE RMS AUTORANGING MULTIMETER + IR WITH NIST
EX230    DMM + IR THERMOMETER, 6 TO 1
EX230-NIST      DMM + IR THERMOMETER, 6 TO 1 WITH NIST
EX230-NISTL    DMM+ IR THERMOMETER WITH LIMITED NIST
EX310    MULTIMETER W/NCV MANUAL RANGING
EX310-NIST    MULTIMETER WITH NIST, EX310
EX320    MULTIMETER W/NCV AUTORANGING
EX320-NIST    MULTIMETER WITH NIST, EX320
EX330    MULTIMETER W/NCV, 4000 CT AUTORANGING/TEMP
EX330-NIST    MULTIMETER WITH NIST, EX330
EX410    MULTIMETER MANUAL RANGING DMM
EX410-NIST    MULTIMETER W/NIST   EX410
EX411    MULTIMETER, TRUE RMS MANUAL RANGING DMM
EX411-NIST    MULTIMETER WITH NIST   EX411
EX420    MULTIMETER AUTORANGING DMM
EX420-NIST    MULTIMETER WITH NIST   EX420
EX430    MULTIMETER, TRUE RMS AUTORANGING DMM
EX430-NIST    MULTIMETER WITH NIST   EX430
EX450-NISTL    EX450 W/LI MITED NIST - NO IR FUNCTION
EX470    MULTIMETER, TRUE RMS DMM BUILT-IN IR THERM. LASER
EX470-NISTL    EX470 W/LIMITED NIST - NO IR FUNCTION
EX503    MULTIMETER, HEAVY DUTY, WATERPROOF
EX503-NIST    MULTIMETER WITH NIST, EX503
EX505    MULTIMETER, HEAVY DUTY, WATERPROOF/TRMS
EX505-K    HEAVY DUTY INDUSTRIAL DMM KIT
EX505-NIST    MULTIMETER WITH NIST, EX505
EX520    MULTIMETER, HEAVY DUTY WATERPROOF,TRMS/TEMP
EX520-NIST    MULTIMETER WITH NIST   EX520
EX530    MULTIMETER,HD,WATERPROOF 40000 CT/TRMS/TEMP
EX530-KIT    INDUSTRIAL TEST KIT WITH VOLT DETECTOR
EX530-NIST    MULTIMETER WITH NIST, EX530
EX540    MULTIMETER, TRMS DATALOGGER - 915MHZ
EX540-NIST    MULTIMETER WITH NIST EX540
EX542    MULTIMETER, TRMS DATALOGGER - 433 MHZ
EX542-NIST    MULTIMETER WITH NIST EX542
EX570    MULTIMETER + IR THERMOMETER, TRMS
EX570-NISTL    MULTIMETER/THERM WITH LIMITED NIST EX570
EX613    CLAMP METER, AC/DC TRMS DUAL TYPE K
EX613-NIST    CLAMP METER WITH NIST, EX613
EX622    CLAMP METER, AC, TRMS DUAL TYPE K + IR
EX622-NISTL    CLAMP METER WITH LIMITED NIST, EX622
EX623    CLAMP METER AC/DC TRMS DUAL TYPE K + IR
EX623-NISTL    CLAMP METER WITH LIMITED NIST, EX632
EX710    CLAMP METER, AC, 800A
EX710-NIST    CLAMP METER WITH NIST   EX710
EX720    CLAMP METER, AC, TRMS 800A
EX720-NIST    CLAMP METER WITH NIST   EX720
EX730    CLAMP METER, AC/DC, TRMS 800A
EX730-NIST    CLAMP METER WITH NIST   EX730
EX800    EXSTIK 3 IN 1 KIT   (CL, PH, TEMP)
EX810    CLAMP DMM + IR THERM 1000 AMP AC
EX810-NISTL    EX810 W/LIMITED NIST - NO IR FUNCTION
EX820    CLAMP DMM + IR THERM TRMS 1000 AMP AC
EX820-NISTL    EX820 W/LIMITED NIST - NO IR FUNCTION
EX830    CLAMP DMM + IR THERM TRMS 1000 AMP AC/DC
EX830-NISTL    EX830 W/LIMITED NIST - NO IR FUNCTION
EX840    CLAMP METER, AC/DC WITH CAT IV RATING
EX840-NISTL    CLAMP METER WITH LIMITED NIST, EX840
EX845    WIRELESS CLAMP METER, AC/DC WITH CAT IV
EX850    TRMS 1000A W/CAT IV AC/DC CLAMP METER W/IR & BLUETOOTH
EX900    EXSTIK 4 IN 1 KIT   (CL, PH, ORP, TEMP)
EXT-1    4FT (1.2M) ESCOPING HANDLE
EXT-3    9.8FT (3M) ESCOPING HANDLE
EXT-5    16.4FT (5M) ESCOPING HANDLE
EZ40    GAS DETECTOR, COMBUSTIBLE E-Z FLEX