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Jiaxing Daoyi Sensing Technology Co., Ltd
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Jiaxing Daoyi Sensing Technology Co., Ltd

  • E-mail

    sales@daoyisensor.com

  • Phone

    18957360928

  • Address

    1237 Industrial Park, No. 1237 Jiachuang Road, Xiuzhou District, Jiaxing City, Zhejiang Province

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COD sensor

NegotiableUpdate on 01/16
Model
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Overview
The COD sensor adopts ultraviolet absorption method, which gathers years of application and development experience in the industry. The sensor is compact in size, integrated with internal self-cleaning, and the surface is treated with anti-corrosion; Fast reaction analysis speed, no need for chemical reagents, using imported deep ultraviolet UV LED cold light source, long luminescence measurement life, and adopting 550nm compensation light source, effectively eliminating the influence of turbidity and chromaticity on sensor measurement, with reliability.
Product Details

COD-210Adopting UV absorption method, gathering years of application development experience in the industry, the sensor is compact in size, integrated with internal self-cleaning, and the surface is treated with anti-corrosion; Fast reaction analysis speed, no need for chemical reagents, using imported deep ultraviolet UV LED cold light source, long luminescence measurement life, and adopting 550nm compensation light source, effectively eliminating the influence of turbidity and chromaticity on sensor measurement, with reliability.

COD sensorCharacteristics:

1. Digital sensor, directly outputs Rs-485 digital signal, supports MODBUS/RTU;

2. Dual optical path measurement; Compensate light sources at 254nm and 550nm to eliminate turbidity and chromaticity effects;

3. Imported UV254 LED cold light source with long lifespan and low drift; Filter design, minimal interference, stable;

4. It can measure parameters such as COD, TOC, turbidity, and temperature without the need for chemical reagents or sample digestion treatment;

5. Small in size, with an integrated automatic cleaning brush inside, effectively preventing biological attachment;

6. Surface anti-corrosion and passivation treatment;

name

parameter

output signal

supportRs-485,MODBUS/RTUagreement

measurement method

UV 254Dual wavelength UV absorption method

COD range

0.3100mg/L equiv. KHP

0.3370mg/L equiv. KHP

0.3500mg/L equiv. KHP

COD精度

±5%F.S. equiv. KHP

COD resolution

0.1mg/L equiv. KHP

Turbidity range

0~100NTU

repetitiveness

±1%F.S. equiv. KHP

working conditions

0.1~50℃、<0.1MPa

calibration method

Two-point calibration

response time

10 secondsT90

power supply

12VDC±10%,15mA;200mAWhen the brush rotates

size

diameter48mm;length186mm;An optional protective cover is also available

Protection level

IP68, Depth of 10m

flow velocity

less than3m/s

service life

sensor3 years or more, cleaning brush system for 18 months or more

Cable length

10m(default), customizable

Sensor housing material

316L、 quartz glass

Maintenance and calibration frequency

sensor3 months, clean and brush for 6 months