The ABB Dissolved Oxygen Sensor Type 9435 300 is a high-precision electrochemical oxygen probe designed for continuous monitoring of dissolved oxygen levels in liquids. Known for its accuracy, reliability, and long service life, this sensor is widely used in water treatment plants, aquaculture systems, and process control applications where oxygen concentration monitoring is critical.

Built using ABB’s proven sensor technology, the 9435 300 model delivers rapid response times and stable readings, even under challenging process conditions. Its robust construction and chemical-resistant materials make it ideal for both industrial and environmental monitoring tasks.

Key Features:

• ⚙️ Model: 9435 300

• 🧾 Manufacturer: ABB

• 💧 Type: Dissolved Oxygen (DO) Sensor

• 🧠 Measurement Principle: Electrochemical (membrane or polarographic cell)

• 📊 Measurement Range: Designed for wide DO concentration ranges (typical 0–20 mg/L)

• 🧱 Construction: Durable, chemical-resistant materials for long life

• 🔧 Mounting: Compatible with ABB transmitters and process fittings

• 🌡️ Operating Environment: Suitable for water, wastewater, and process liquids

• 🧪 Applications: Water treatment, wastewater monitoring, aquaculture, bioprocessing, and environmental testing

• 🔍 Performance: High accuracy, fast response, and minimal drift

• 🔌 Maintenance: Easy membrane replacement and calibration

Why Choose ABB Sensors?
ABB is a global leader in industrial instrumentation, offering high-performance sensors and analyzers for process automation and environmental monitoring. The 9435 300 Dissolved Oxygen Sensor combines precision, reliability, and robust design, making it an essential component for efficient and accurate oxygen monitoring in critical systems.