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Hãng sản xuất: HANNA - Ý 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

Hãng sản xuất: HANNA - Ý

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.)