英国WPA比色计CO7500BCO7500英国WPA威尔登牌比色计CO7500B产品介绍: SpecificationRangeAbsorbance-0.3Ato1.99A%Transmission0to199%TFilters8gelatinfilters:440nm,470nm,490nm,520nm,550nm,580nm,590nm,680nmBandwidth40nmRepeatability 0.02Aat1AAnalogOutput0-2Vfor0-2A,0-1.99Vfor0-199%TDigitalOutputRS232CuvetteHolderFixedwithdrainhole,accept10mmpathlengthcuvettesor16mmdiametertesttubesKineticYesDimensions180x150x60mmWeight0.5kg