Mettler Toledo pH Sensor InPro4262i/SG/120

Mettler Toledo pH Sensor InPro4262i/SG/120

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Product Details:

Model No InPro4262i/SG/120
Accuracy 0.01 pH
Measurement Range pH 0 14
Core Components pH glass electrode, temperature sensor, liquid electrolyte, ISM electronics
Temperature Range 0 to 130C (32 to 266F)
Power Source Through measurement transmitter (connected electronics)
Feature Intelligent Sensor Management (ISM), pre-pressurized electrolyte, robust for harsh environments
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Mettler Toledo pH Sensor InPro4262i/SG/120 Price And Quantity

Mettler Toledo pH Sensor InPro4262i/SG/120 Product Specifications

Model No InPro4262i/SG/120
Accuracy 0.01 pH
Measurement Range pH 0 14
Usage Industrial and process monitoring applications
Temperature Range 0 to 130C (32 to 266F)
Dimension (L*W*H) 120 mm length, 12 mm diameter
Core Components pH glass electrode, temperature sensor, liquid electrolyte, ISM electronics
Type Digital pH Sensor
Equipment Materials Glass body / PVDF parts
Power Source Through measurement transmitter (connected electronics)
Automation Grade Automatic
Feature Intelligent Sensor Management (ISM), pre-pressurized electrolyte, robust for harsh environments
Weight Approx. 400 g

Cable Length Depends on installation/custom configuration
Protection Class IP68 (fully submersible)
Pressure Range Up to 6 bar (87 psi)
Storage Temperature -10 to 50°C (14 to 122°F)
pH Glass Type Low-resistance glass for accurate measurement in applications with low conductivity
Reference System Silver/Silver Chloride (Ag/AgCl), pre-pressurized, liquid electrolyte
Shaft Material Glass / PVDF
Sterilizable/Autoclavable Yes, suitable for sterilization (SIP/CIP approved)
Application Suitability Fermentation, biotech, pharmaceutical, chemical processing
ISM Functions Sensor diagnostics, automatic recognition, predictive maintenance
Connector Type SG (S8/PG13.5 thread, digital) with ISM output

Product Description

Brand Mettler Toledo

Product Type pH

Capacity 0 C - 130 C

CAT No 30018467

Application pH Accessories

The InPro 4262i is a combined pH and ORP (redox) probe with hydrofluoric acid resistant glass for demanding chemical applications. It provides ISM advanced diagnostics to optimize maintenance decisions and sensor lifetime.

Advanced pH Measurement for Demanding Applications

Engineered for critical processes, the InPro4262i/SG/120 is equipped with low-resistance pH glass to deliver precise results even in samples with low conductivity. The sensor's digital output ensures compatibility with modern automation systems, while its sterilizability supports stringent hygienic requirements in industries like pharmaceuticals and biotechnology.

Durable Construction and High-Level Performance

With a glass/PVDF shaft and IP68 rating, this sensor resists harsh chemicals and full immersion. Its pre-pressurized Ag/AgCl reference system and robust electrolyte design minimize maintenance and extend service life, even under continuous operation up to 6 bar pressure and temperatures between 0 and 130C.

Enhanced Intelligence with ISM Technology

Utilizing Intelligent Sensor Management (ISM), the InPro4262i/SG/120 provides on-board sensor diagnostics, automatic sensor identification, and predictive maintenance features. These capabilities allow operators to monitor sensor health and schedule interventions proactively, leading to reduced downtime and improved process reliability.

FAQ's of Mettler Toledo pH Sensor InPro4262i/SG/120:

Q: How does the InPro4262i/SG/120 sensor maintain accuracy in low-conductivity applications?

A: The sensor uses a specially designed low-resistance pH glass and a pre-pressurized liquid electrolyte system. This combination allows for accurate and stable pH measurement even in samples with low ionic strength, commonly encountered in biotechnology, fermentation, and pure water processes.

Q: What are the sterilization and cleaning procedures for this pH sensor?

A: The InPro4262i/SG/120 is SIP/CIP approved, meaning it can withstand sterilization-in-place and clean-in-place processes. It is autoclavable and constructed to handle high temperatures (up to 130C), making it suitable for frequent sterilization cycles in accordance with hygienic manufacturing protocols.

Q: When should predictive maintenance features be used with this sensor?

A: The ISM technology built into the sensor continuously monitors its performance and predicts maintenance needs. Operators should utilize these features to plan sensor servicing or replacement proactively, thus minimizing unexpected downtime and maintaining consistent measurement quality.

Q: Where can the InPro4262i/SG/120 pH sensor be installed?

A: This sensor is versatile and designed for installation in vessels, pipelines, and fermenters across industries including biotechnology, pharmaceuticals, and chemical processing. Its IP68 protection class allows for full submersion and reliable operation even under challenging environmental conditions.

Q: What is the process for connecting the sensor to measurement systems?

A: The sensor features an SG (S8/PG13.5 thread) connector with digital ISM output, making it easily compatible with Mettler Toledo transmitters and other digital measurement systems. The cable length is customizable based on installation requirements.

Q: How does Intelligent Sensor Management (ISM) benefit operations?

A: ISM provides real-time diagnostics, automatic sensor recognition, and predictive maintenance alerts. These features improve reliability, simplify sensor integration, and enable more efficient maintenance planning, leading to reduced operational disruptions.

Q: What is the measurement range and typical accuracy of the InPro4262i/SG/120 sensor?

A: The sensor measures a full pH range of 0 to 14 with a high accuracy of 0.01 pH, making it suitable for precise process control in various industrial environments.

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