Endress+Hauser CLS16-4D1A1R Conductivity Sensor for Water & Wastewater Applications

The Endress+Hauser CLS16-4D1A1R is a robust and intelligent inductive (toroidal) conductivity sensor designed for reliable measurement in demanding water and wastewater processes. This compact 4-electrode sensor excels in applications requiring precise monitoring of water quality, concentration control, or interface detection in conductive media. Its innovative design, featuring integrated temperature compensation (Pt1000) and a built-in microchip for seamless data transmission, ensures high accuracy, minimal maintenance, and easy integration into modern control systems. The CLS16-4D1A1R is the ideal solution for treatment plants, cooling circuits, and industrial process water systems where durability and long-term stability are critical.

Key Parameters & Specifications:

Measurement Principle: Inductive (4-electrode toroidal conductivity cell)

Measuring Ranges: 0...2000 mS/cm (multiple selectable ranges)

Process Temperature: -10...130 °C (14...266 °F)

Process Pressure: Up to 16 bar (232 psi) at 130°C

Sensor Material: PPS body, PEEK/ceramic insulator

Electrode Material: Stainless steel 1.4435 (316L)

Temperature Sensor: Integrated Pt1000

Output & Communication: Memosens digital technology for contactless, digital data transmission. This enables predictive maintenance, stores calibration data in the sensor, and ensures data integrity.

Mounting Options: ¾” NPT process connection, suitable for immersion, flow-through, and retractable housings.

Key Applications: Cooling water conductivity, brine concentration, leak detection, seawater monitoring, CIP (Cleaning-in-Place) control, and wastewater treatment.

Keywords :

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