Details

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Apera TN400
Measuring Method	ISO 7027 compliant nephelometric method（90°）
Measuring Range	0 to 1000 NTU, automatic range selection: 0.01 to 19.99 NTU 20.0 to 99.9 NTU 100 to 1000 NTU
Resolution	0.01/0.1/1 NTU
Reading Error	≤ ±2 % of reading± stray light
Repeatability	≤ ±1% of reading or 0.02 NTU, whichever is greater
Calibration Standards	0.02 NTU, 20.0 NTU, 100 NTU, 800 NTU(Polymer)
Light Source	Infrared light emitting diode（850nm wavelength）
Detector	Silicon photovoltaic
Display	TFT Color screen
Sample Vials	Φ25×60 mm, high borosilicate glass with screw cap
Sample Volume	18 ml
Operating Temp. Range	0 to 50˚C (32 to 122˚F)
Power Supply	4× AA Alkaline Batteries
IP Rating	IP67
Dimension/Weight	Meter：(90×203×80)mm / 385 g Portable Case：(310×295×110)mm / 1.5 kg
Quality and Safety Certificate	ISO9001:2008 & CE