jakarta, Hanna HI 93414 Turbidity Meter

Hanna HI 93414 Turbidity Meter High accuracy at low ranges Exclusive chlorine CAL CHECK™ calibration validation Exclusive Fast Tracker™ system User replaceable light source Two, three or four point turbidity calibration USB and RS232 PC connectivity GLP features Logging for up to 200 readings User friendly, backlit display with guidance codes Auto-off Battery % on startup Continuous current time on display pesifikasi - Hanna HI 93414 Turbidity Meter Range Turbidity 0.00 to 9.99; 10.0 to 99.9 and 100 to 1000 NTU Free and Total Cl2 0.00 to 5.00 mg/ L Resolution Turbidity 0.01 NTU from 0.00 to 9.99 NTU; 0.1 NTU from 10.0 to 99.9 NTU; 1 NTU from 100 to 1000 NTU Free and Total Cl2 0.01 mg/ L from 0.00 to 3.50 mg/ L; 0.10 above 3.50 mg/ L Accuracy @ 25° C Turbidity ± 2% of reading plus 0.02 NTU Free and Total Cl2 ± 0.03 mg/ L ± 3% of reading ( whichever is greater) Method Turbidity Ratio Nephelometric Method ( 90° ) , ratio of scattered and transmitted light; adaptation of the USEPA Method 180.1 and Standard Method 2130 B Free and Total Cl2 adaptation of the USEPA Method 330.5 and Standard Method 4500-Cl G. The reaction between chlorine and DPD reagent causes a pink tint in the sample. Standards Turbidity < 0.1, 15, 100 and 750 NTU Free and Total Cl2 1 mg/ L free chlorine, 1 mg/ L total chlorine Calibration Turbidity two, three or four-point calibration Free and Total Cl2 one-point calibration Light Detector Turbidity silicon photocell Free and Total Cl2 silicon photocell with 525 nm narrow band interference filter Turbidity Range Selection automatic Stray Light < 0.02 NTU Measuring Mode normal, average, continuous Light Source tungsten filament lamp Lamp Life greater than 100, 000 readings Log Memory 200 records Serial Interface USB or RS 232 Environment 0° C ( 32° F) to 50° C ( 122° F) ; max 95% RH non-condensing Power Supply 1.5V AA alkaline batteries ( 4) or AC adapter; auto-off after 15 minutes of non-use Dimensions / Weight 224 x 87 x 77 mm ( 8.8 x 3.4 x 3.0” ) / 512 g ( 18 oz.)