Typical Applications:
• Advanced wastewater treatment processes
• Chemical and pharmaceutical industries
• Processes requiring high measurement reliability
• Industrial pH / ORP measurement with digital communication

Not Recommended For:
• Basic applications where analog sensors are sufficient
• Installations without compatible digital transmitters
The ABB 700 ULTRA-D digital pH/ORP sensor is engineered for the most demanding industrial applications. It integrates an ultra-durable body with advanced digital MEMS technology, delivering exceptional stability and accuracy in aggressive chemical and abrasive environments. This sensor provides reliable, drift-free data with easy digital integration, ensuring continuous performance where traditional sensors cannot survive.

Data sheet - 700 ULTRA-D | Digital pH/ORP sensor

Selection Notes

• Confirm whether digital pH / ORP measurement is required for your application
• Verify compatibility with the selected ABB digital transmitter
• Digital sensors reduce signal interference over long cable distances
• Suitable for applications requiring enhanced measurement stability
• Regular calibration and sensor maintenance are still required

Why Choose the 700 ULTRA-D Digital Sensor

• Digital signal transmission minimizes noise and signal loss
• Improved measurement reliability in electrically noisy environments
• Suitable for critical pH / ORP control applications
• Designed for demanding industrial and process environments

FAQ

Q: What is the main difference between digital and analog pH/ORP sensors?
A: Digital sensors provide improved signal stability and reduced interference, especially over long distances.

Q: Can the 700 ULTRA-D work with non-ABB transmitters?
A: The sensor is designed for use with compatible ABB digital transmitters.

Q: Is calibration still required for digital sensors?
A: Yes. Regular calibration is necessary to maintain measurement accuracy.

Q: Can you help confirm if a digital sensor is necessary for my application?
A: Yes. Our engineers can review your process and recommend the most suitable solution.

EZLink™  connectivity

• Plug-and-play technology makes sensor integration fast and easy
• Advanced diagnostics offering end-of-life indication and fault analysis
• Improved measurement accuracy with digital communication

Increased efficiency

• Propriety high performance glassware formulations provide the highest level of reliability and responsiveness
• Close-coupled temperature measurement ensures high accuracy even with rapid temperature changes

Measurement confidence

• Refillable KCl reservoir offering maximum usability and extended operation in high purity applications
• Triple ceramic junction reduces plugging while providing improved measurement stability and speed of response
• Each electrode is manufactured to the highest quality standards and provided with a calibration certificate

Modular design

• 12 mm sensor paired with intelligent accessories provides simplified mounting
• Optional 700 ULTRA sampling panel provides a complete system for simple integration
• Available in a range of detached or integral cabling options