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Design of a high-precision conductivity water quality detection sensor AMT/-DDL300
Design of a high-precision conductivity water quality detection sensor
Design of a high-precision conductivity water quality detection sensor
Design of a high-precision conductivity water quality detection sensor
Design of a high-precision conductivity water quality detection sensor
Design of a high-precision conductivity water quality detection sensor

Design of a high-precision conductivity water quality detection sensor - AMT/-DDL300

Product Model: AMT/-DDL300

Product Introduction

Smart-Conductivity-Sensor-01

Conductivity Water Quality Sensor
AMT/-DDL300


The intelligent conductivity sensor (AMT-DDL300) is a smart water quality sensor for conductivity that uses an RS485 communication interface and the standard Modbus protocol. It provides conductivity measurements suitable for low, medium, and high ranges, with electrode constants from 0.1 to 10 cm⁻¹. Electrode materials include graphite, platinum, and stainless steel, and it can measure conductivity, TDS, and salinity. The corrosion-resistant housing, built-in Pt1000 temperature sensor, and compensation algorithm make it suitable for various harsh working environments. This sensor features good accuracy, linearity, and stable electrode constants. It is widely used in surface water monitoring, industrial wastewater and municipal sewage monitoring, water treatment industry, boiler return water monitoring, deionization process monitoring, reverse osmosis monitoring of seawater, brine, aquaculture water monitoring, and more.


Measurement principle: graphite electrode method
Working conditions: 0~65℃, <0.6MPa
Measurement range: 0~5000μS/cm, 0~200.0mS/cm
Housing material: ABS/SUS316L (default)/POM
Measurement accuracy: ±1.5% F.S., ±0.3℃
Protection rating: IP68

Main Application Areas

  • Industrial Water Treatment — Monitor conductivity in cooling towers, boilers, and wastewater to ensure optimal performance and compliance.
  • Environmental Monitoring — Track water quality in rivers, lakes, and groundwater to detect pollution and support conservation efforts.
  • Aquaculture — Maintain optimal water conditions in fish farms and hatcheries by continuously measuring conductivity.
  • Food and Beverage Production — Ensure product quality and process efficiency by monitoring conductivity in cleaning and production lines.

Keywords:conductivity sensor, water quality sensor, high precision conductivity, smart conductivity meter, industrial conductivity sensor, online water quality monitoring, DDL300, PrimeIndu