Endress+Hauser CPL51E Digital pH Sensor

$320.00

Endress+Hauser CPL51E Digital pH Sensor is a compact digital pH sensor designed for flexible measurement in laboratories, field testing and industrial applications.

Featuring Memosens 2.0 technology, the CPL51E enables secure digital data transfer, easy sensor replacement and efficient calibration management.

With its robust design and long service life, it is suitable for water analysis, environmental monitoring and process verification applications.

🕑 Lead time: 6-8 weeks
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Compact Digital pH Sensor for Flexible Measurement

The Endress+Hauser CPL51E is a digital pH sensor designed for portable and laboratory measurement applications.

Unlike permanently installed process sensors, the CPL51E is optimized for flexible measurement tasks where users need to measure pH values at different locations.

The sensor uses Memosens 2.0 digital technology, allowing measurement data and calibration information to be securely stored and transferred between the sensor and compatible measuring devices.

Memosens 2.0 Digital Technology

The CPL51E features the latest Memosens 2.0 technology, providing advanced digital sensor management.

Key advantages include:


  • Calibration data stored directly in the sensor

  • Easy sensor exchange between devices

  • Improved measurement traceability

  • Reduced setup time

  • Better maintenance planning

The sensor can be prepared and calibrated in the laboratory before being installed at the measurement location.

Designed for Laboratory and Field Applications

The compact design of the CPL51E makes it suitable for applications requiring mobile or temporary pH measurement.

Typical applications include:


  • Laboratory measurements

  • Water quality testing

  • Environmental monitoring

  • Process checks

  • Sampling measurements

It provides a convenient solution when fixed process instrumentation is not required.

Robust Sensor Design

The CPL51E is designed for reliable operation in different measurement environments.

Its robust construction helps provide:


  • Stable pH measurement

  • Easy handling

  • Long sensor lifetime

  • Reliable performance during repeated measurements

Easy Integration with Digital Measurement Systems

The CPL51E works with compatible Endress+Hauser Memosens instruments, providing a complete digital measurement solution.

Users can benefit from:


  • Simplified sensor management

  • Consistent calibration processes

  • Reduced measurement errors

  • Efficient maintenance workflows

Key Features


  • Digital pH sensor

  • Memosens 2.0 digital technology

  • Compact design for laboratory and field measurement

  • Suitable for water and environmental applications

  • Calibration data stored in sensor

  • Easy sensor replacement

  • Reliable pH measurement performance

  • Robust construction for repeated measurements

  • Compatible with Memosens measuring devices

Technical Specifications


  • Measurement parameter: pH value

  • Sensor type: Digital glass pH electrode

  • Communication technology: Memosens 2.0

  • Application: Laboratory, field and spot measurement

  • Temperature measurement: Integrated temperature sensor

  • Sensor connection: Memosens plug-in connection

  • Installation type: Portable and laboratory measurement

  • Suitable media: Aqueous solutions and water-based samples

Typical Applications

Water Quality Monitoring

The CPL51E is suitable for measuring pH values in:


  • Drinking water

  • Surface water

  • Wastewater samples

  • Environmental monitoring applications

Laboratory Analysis

Used for routine pH measurements in laboratories where flexible sensor use is required.

Typical applications:


  • Sample testing

  • Quality control

  • Calibration verification

Industrial Process Checks

The CPL51E can be used for temporary measurement and verification in industrial facilities.

Examples:


  • Process troubleshooting

  • Sampling checks

  • Equipment verification

Environmental Applications

Suitable for mobile pH measurements during environmental surveys and field inspections.

FAQ

What is Endress+Hauser CPL51E?

The CPL51E is a digital pH sensor designed for laboratory, field and spot measurement applications using Memosens 2.0 technology.

What does CPL51E measure?

The CPL51E measures pH value in water-based liquids and samples.

Does CPL51E use Memosens technology?

Yes. CPL51E uses Memosens 2.0 digital technology for secure data transfer and sensor management.

Where is CPL51E used?

It is commonly used in laboratories, water analysis, environmental monitoring and industrial measurement checks.

What is the advantage of a digital pH sensor?

A digital pH sensor stores calibration data inside the sensor, simplifies replacement and improves measurement reliability.

Measuring Principle
Measuring principlePotentiometric
CharacteristicDigital Memosens 2.0 pH sensor for laboratory measurements and random sampling in the field
Robust pH sensor with plastic shaft
Application
ApplicationMeasurements in drinking water, wastewater and process water
Measuring Range
Measuring rangepH 0 to 14 (1 to 12 application range)
Design & Materials
MaterialGlass and polymer
Diameter12 mm (0.47 inch)
Shaft length120 mm (4.72 inch)
Process Conditions
Process temperature-5 to 80 °C (23 to 176 °F)
Process pressure1 bar, not intended for continuous measurement in process
Sensor & Connection
Temperature sensorNTC 30 kΩ
ConnectionInductive, digital connection head with Memosens technology
Ingress protectionIP68