Name: pH Sensor InPro X1 SLS-N200-K225
Brand: Mettler Toledo

Cuts pH Measurement Costs by up to 60%

In-line pH measurement with InPro X1 SLS enables process automation, reducing operating costs by up to 60% compared to grab sampling.

The Same Great Taste for Every Batch

Consistent product quality through process automation enabled by accurate and continuous in-line pH measurement, ensuring uniform taste and texture.

Protect Your Brand from Costly Recalls

The unbreakable InPro X1 SLS enables contamination-free production and HACCP compliance, significantly reducing the likelihood of product recalls.

Food Safety Audits Made Easy

InPro X1 SLS’s hygienic design and Food Contact-certified materials simplify compliance with food safety regulations, lowering audit process efforts.

Maintain Less, Produce More

InPro X1 SLS with digital ISM technology saves up to 50% of maintenance and calibration costs and ensures maximum uptime compared to less reliable pH sensors.

Maximize Yield with In-line pH Control

Accurate and continuous availability of pH data enables enhanced process control for higher yields and defined batch times.

No Lost Batches Due to Sensor Failure

InPro X1 SLS improves process reliability with self-diagnostic capabilities to prevent off-spec production.

Specifications - pH Sensor InPro X1 SLS-N200-K225

ISM (Digital) or Analog	ISM (Digital)
pH Sensing Technology	Composite X-Chip
pH Range	0 – 14
Reference System	Pre-pressurized liquid electrolyte, ceramic diaphragm, Argenthal cartridge with silver-ion trap
Operating Temperature (Fahrenheit)	32 °F - 212 °F
Operating Temperature (Celsius)	0 °C - 100 °C
Cable Connector	K8S
Process Connection	Pg 13.5 Thread
Sterilizable/Autoclavable	Yes
Sensor Length	225 mm
Certificates & Approvals	ATEX/IECEx: Ex ia IIC T6/T5/T4/T3 Ga/Gb CE EC1935/2004 EHEDG FM: IS Cl. I, II, III, Div 1, GR ABCDEFG/T6 METTLER TOLEDO Quality Certificate PED
Operating Pressure (Bar)	0 to 4 barg
Model Family	InPro X1
Temperature Sensor	Digital
Measurement Parameter	pH
Shaft Material	Food-grade PEEK
Operating Pressure (PSI)	0 to 58 psig
Solution Ground/Redox Metal	Titanium grade 2
Refillable Electrolyte	No
Hazardous Area Approvals	Yes
Primary Media/Application	Food/Beverage Production
Hygienic/Biocompatibility Approvals	Yes

Datasheets

InPro X1 SLS pH Sensor

Digital, Food-Safe, In-line pH Sensor With its unbreakable X-Chip™ technology, the InPro™ X1 SLS offers extremely safe and highly reliable pH measur...

WhitePaper

Food Safe pH Sensor

For decades, the food and beverage industry’s been looking for a food safe, in-line pH sensor that withstands cleaning processes. As detailed in this...

Certificates

InPro_X1_EHEDG_certificate_2026

Manuals

Instruction Manual: InPro X1 SLS pH Sensor

The instruction manual must always be stored close at hand, in a place accessible to all people working with the sensor. If you have questions that ar...

Sensor Calibration & Maintenance Tools

Cable DS AK9-RJ12 with Dongle

Material No.: 52300383

Sensor Simulation & Validation

ISM Simulator pH Kit

Simulating ISM sensors

Material No.: 52300410

Buffers for In-Line pH Sensors

Technical Buffer pH 2.00 6x250ml

Certified and traceable pH buffer solution for sensor calibration and verification in life science and industrial applications. This package contains six bottles of 250mL of pH 2.00 buffer solution.

Material No.: 51319010

Technical Buffer pH 2.00 1000ml

Certified and traceable pH buffer solution for sensor calibration and verification in life science and industrial applications. This single bottle contains 1000 mL of pH 2.00 buffer solution.

Material No.: 51319011

Technical Buffer pH 4.01 6x250ml

Certified and traceable pH buffer solution for sensor calibration and verification in life science and industrial applications. This package contains six bottles of 250mL of pH 4.01 buffer solution.

Material No.: 51340058

Technical Buffer pH 4.01 1000ml

Certified and traceable pH buffer solution for sensor calibration and verification in life science and industrial applications. This single bottle contains 1000 mL of pH 4.01 buffer solution.

Material No.: 51340228

Technical Buffer pH 7.00 6x250ml

Certified and traceable pH buffer solution for sensor calibration and verification in life science and industrial applications. This package contains six bottles of 250mL of pH 7.00 buffer solution.

Material No.: 51340060

Technical Buffer pH 7.00 1000ml

Certified and traceable pH buffer solution for sensor calibration and verification in life science and industrial applications. This single bottle contains 1000 mL of pH 7.00 buffer solution.

Material No.: 51340229

Technical Buffer pH 9.21 6x250ml

Certified and traceable pH buffer solution for sensor calibration and verification in life science and industrial applications. This package contains six bottles of 250mL of pH 9.21 buffer solution.

Material No.: 51300194

Technical Buffer pH 9.21 1000ml

Certified and traceable pH buffer solution for sensor calibration and verification in life science and industrial applications. This single bottle contains 1000 mL of pH 9.21 buffer solution.

Material No.: 51340230

Technical Buffer pH 10.00 6x250ml

Certified and traceable pH buffer solution for sensor calibration and verification in life science and industrial applications. This package contains six bottles of 250mL of pH 10.00 buffer solution.

Material No.: 51340231

Technical Buffer pH 10.00 1000ml

Certified and traceable pH buffer solution for sensor calibration and verification in life science and industrial applications. This single bottle contains 1000 mL of pH 10.00 buffer solution.

Material No.: 51340232

Buffer pH 4.01 ACS red 5000ml

Certified and traceable pH buffer solution for sensor calibration and verification in life science and industrial applications. This single container holds 5000 mL of pH 4.01 buffer solution.

Material No.: 51319012

Buffer pH 7.00 ACS green 5000ml

Certified and traceable pH buffer solution for sensor calibration and verification in life science and industrial applications. This single container holds 5000 mL of pH 7.00 buffer solution.

Material No.: 51319016

Buffer pH 9.21 ACS blue 5000ml

Certified and traceable pH buffer solution for sensor calibration and verification in life science and industrial applications. This single container holds 5000 mL of pH 9.21 buffer solution.

Material No.: 51319017

Technical Buffer pH 2.00 250ml

Certified and traceable pH buffer solution for sensor calibration and verification in life science and industrial applications. This single bottle contains 250 mL of pH 2.00 buffer solution.

Material No.: 51340055

Technical Buffer pH 4.01 250ml

Certified and traceable pH buffer solution for sensor calibration and verification in life science and industrial applications. This single bottle contains 250 mL of pH 4.01 buffer solution.

Material No.: 51340057

Technical Buffer pH 7.00 250ml

Certified and traceable pH buffer solution for sensor calibration and verification in life science and industrial applications. This single bottle contains 250 mL of pH 7.00 buffer solution.

Material No.: 51340059

Technical Buffer pH 9.21 250ml

Certified and traceable pH buffer solution for sensor calibration and verification in life science and industrial applications. This single bottle contains 250 mL of pH 9.21 buffer solution.

Material No.: 51300193

Technical Buffer pH 10.00 250ml

Certified and traceable pH buffer solution for sensor calibration and verification in life science and industrial applications. This single bottle contains 250 mL of pH 10.00 buffer solution.

Material No.: 51340056

Sensor Calibration & Maintenance Tools

License ISM Core Essential

The Essential version of ISM Core software allows calibration and maintenance of ISM sensors away from the process in any convenient location. It visualizes a sensor's history and displays maintenance and calibration diagnostics.

Material No.: 30846306

License ISM Core Advanced

The Advanced version of ISM Core software provides guided sensor calibration, sensor maintenance, and automated documentation. It maintains calibration records, predictive diagnostics, and inventory of ISM pH, DO and CO2 sensors.

Material No.: 30846307

License ISM Core CFR

The CFR version of ISM Core software provides 21 CFR Part 11-compliant documentation, electronic signatures, and records of analytical sensors. It maintains calibration records, predictive diagnostics, and inventory of ISM pH, DO, and CO2 sensors.

Material No.: 30846348

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