The Eijkelkamp Infrared Turbidity Meter TB 211 IR is a precision instrument engineered for fast, dependable measurement of turbidity in soil, wastewater, and environmental water samples. Utilizing advanced infrared optical technology, the TB 211 IR delivers accurate and reproducible turbidity readings even in challenging field and laboratory conditions making it an essential tool for environmental scientists, water quality professionals, and geotechnical technicians.
Designed with ergonomics and ease of use in mind, the TB 211 IR features intuitive controls, a clear digital display, and rugged construction to withstand frequent field deployment. Its infrared measurement system minimizes interference from ambient light and sample color, providing reliable data for monitoring suspended solids, water clarity, and effluent quality.
Instrument in carrying case:
4 turbidity standards (< 0.1, 20, 200 and 800 NTU)
9V battery
Vials (ø 24 millimetre) with lids (2 pieces)
USB cable 1.5 metre
Warranty information
Certificate of Compliance
Instruction manual
Specifications:
Optics: Temperature compensated LED (λ = 860 nm) and photosensor amplifier in waterproof sample chamber, infrared light
Accuracy: ± 2.5 % of reading, or ± 0.01 NTU, whichever is bigger, in the range of 0.01 - 500 NTU; ± 5 % of reading in the range of 500 - 1000 NTU
Operation: Polycarbonate membrane, splash proof
Display: Backlit LCD
Suitable Vials: Round Cuvettes 24 mm
Interfaces: Micro USB
Measuring Principle: Nephelometric (90° scattered light)
Measuring Range : 0,01-1100 NTU (Auto range)
Internal Storage: Internal ring memory for 125 data sets
Environmental Conditions: 5 - 40 °C at 30 - 90 % relative humidity (non-condensing)
Dimensions: 110 x 55 x 190 mm
