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  4. Turbidimeters

Waterproof Turbidity Meter TN400, range 0-1000 NTU, 4 calibration standards

Reference: TN400

The microprocessor-controlled, waterproof turbidimeter TN400 is a robust instrument for field and laboratory use. The turbidimeter uses an infrared light source and exhibits high accuracy with a resolution of 0.01 NTU in the range of up to 20 NTU (nephelometric turbidimetric units) and operates up to 1000 NTUs.

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Product description

Product description

The microprocessor-controlled, waterproof turbidimeter TN400 is a robust instrument for field and laboratory use. The turbidimeter uses an infrared light source and exhibits high accuracy with a resolution of 0.01 NTU in the range of up to 20 NTU (nephelometric turbidimetric units) and operates up to 1000 NTUs.

Important Features

  • waterproof and dust-proof (IP67)
  • simple maintenance
  • 2–4-point calibration, by choice
  • case including 4 calibration standards *, 3 cuvettes and batteries
  • Large and easy to read display
  • meets the requirements of ISO 7027 and DIN 27027
Operation temperature 0 to 50°C
Sample temperature 0 to 50°C
Dimensions (L x W x H) 20.3 × 9 × 8 cm
Weight 385 g
Parameters

Parameters

Brand:
Category: Laboratory instruments and accessories / Apparatus for measuring samples / Turbidimeters

Technical specifications

Principle of Operation Nephelometric non-ratio
Conformance to ISO 7027 and DIN EN 27027
Turbidity Range 0 to 1000 NTU
Resolution 0.01 NTU (0 to 19.99 NTU), 0.1 NTU (20.0 to 99.9 NTU), 1 NTU (100 to 1000 NTU)
Repeatability ≤ ±1% or 0.02 NTU whichever greater
No. of Calibration Points 2–4 points
Calibration Standards 0.02 NTU, 20.0 NTU, 100 NTU, 800 NTU
Response Time 8s for full step change
Light Source Infrared-emitting diode (850nm wavelength)
Power Requirements 4 × 1.4V batteries

Use

Phys. propertyTemperature
Instrument typePortable
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