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KWS-600 Online Dissolved Oxygen Sensor Overview, Wiring & Data Reading

Water quality sensor
January 30, 2026
Category Connection: Water Quality Sensor
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Tags:
#oil in water sensor #water turbidity sensor #water quality monitoring sensors
Brief: See how this offering can bring practical value to common tasks and projects. In this video, we provide an overview of the KWS-600 online dissolved oxygen sensor, demonstrate the correct wiring procedure, and show you how to read and interpret the data output for industrial water quality testing applications.
Related Product Features:
  • Digital sensor with RS485 output supporting MODBUS protocol for direct networking.
  • Fluorescence-based measurement requires no oxygen consumption and has no flow rate limitations.
  • No membrane, no electrolyte, and minimal calibration requirements for reduced maintenance.
  • Immune to hydrogen sulfide interference and offers exceptional long-term stability.
  • Built-in temperature sensor with automatic temperature compensation for accurate readings.
  • High accuracy of ±1% for reliable dissolved oxygen monitoring in industrial water.
  • Robust IP68 rated and submersible titanium casing for harsh environments.
  • Long fluorescent cap lifetime of one year under normal operating conditions.
FAQs:
  • What are the key advantages of the KWS-600 dissolved oxygen sensor?
    The KWS-600 offers significant advantages including no oxygen consumption, no flow rate limitations, no required electrolyte, minimal calibration, immunity to hydrogen sulfide interference, and exceptional stability, making it low-maintenance and highly reliable for continuous monitoring.
  • How is the sensor installed and what are its physical specifications?
    The sensor features a G3/4 installation thread and is submersible. It has a titanium casing with a 26mm diameter, standard 10-meter cable (customizable lengths available), and an IP68 rating for durability in various water quality testing environments.
  • What output does the sensor provide and how is the data accessed?
    The sensor provides an RS485 output supporting the MODBUS protocol, allowing for direct integration into monitoring networks without a separate controller, facilitating easy data reading and system connectivity.
  • How accurate is the sensor and does it compensate for temperature?
    The sensor boasts an accuracy of ±1% for dissolved oxygen measurement. It includes a built-in NTC temperature sensor with ±0.2℃ accuracy and automatic temperature compensation to ensure precise readings across its 0~50℃ operating range.
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