Zetian - Model ZDU-02 -Turbidity Sensor

Corrosion-resistant shell, suitable for various harsh working environments;
Use infrared LED with a wavelength of 850nm as the light source, which is not affected by the chromaticity of the water sample, adopts the 90° scattering method, and conforms to the NFEN872and NFT901052 standards;
Digital modulation filtering technology to eliminate the influence of ambient light;
Bubble compensation algorithm to reduce bubble interference in water samples;
Long-life infrared LED light source, up to more than 10 years;
Automatic switching between high, medium and low ranges to improve measurement accuracy;
RS485 communication interface, standard Modbus protocol, easy to integrate.

Working principle: 850nm wavelength IR90°scattering method
Measuring range: 0~4000 NTU
Resolution: 0.01NTU
Repeatability: ± 5%
Zero drift: ±3%F.S.
Span drift: ±5%F.S.
Measurement accuracy: <5%

Linearity error: ± 5%
Communication interface: RS485, standard Modbus protocol
Size specification: D43.5mm, L175mm, cable 3 meters (can be custom
ized)
Working environment: 0-60℃ (no ice), 0~2bar
Working voltage: 12V-24V DC
Voltage stability: ±3%