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Mineral Processing & Hydrometallurgy

Reliable pH measurement for demanding mining processes.

When pH measurement points are exposed to slurry, aggressive chemistry, remote locations or difficult maintenance access, sensor selection should start with the application. IC Controls helps match the sensor, analyzer and installation approach to the process.

Harsh Process StreamsTailings, leach circuits, slurry and aggressive chemistry
Digital MeasurementSensorFlex™ architecture for modern online analysis
Application FitSensor selection based on the process, not guesswork
Floating measurement platform in a tailings pond
Remote measurement points need practical design.Think through sensor access, cable runs, calibration, cleaning and data visibility before choosing equipment.
Why it matters

Mining pH measurement is an application problem, not just an instrument purchase.

Mineral processing environments can combine abrasive solids, variable chemistry, scaling, coating, remote installations and limited maintenance access. That means the complete measurement design matters.

1

Process chemistry changes

Leach, neutralization, flotation, tailings and water treatment streams can expose sensors to very different chemical and physical conditions.

2

Installation details matter

Immersion, retractable, sample panel or floating-platform installations each create different requirements for sensor access, protection and wiring.

3

Maintenance determines success

Good measurement planning should consider calibration workflow, cleaning intervals, spare sensors, cable protection and the real conditions operators face.

Remote tailings pond pH monitoring system diagram
Example concept: distributed measurement points reporting back to accessible analyzer locations.
Remote monitoring concept

Bring measurement data closer to where decisions are made.

For tailings ponds, remote tanks, pump houses, valve stations and process areas, the measurement challenge is often not only the sensor. It is the complete path from the measurement point to reliable operator visibility.

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Reduce avoidable site trips.
Plan for measurement points that can be monitored without constantly visiting the sensor location.
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Support practical calibration routines.
Digital sensor workflows can help standardize calibration and replacement practices.
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Design for the environment.
Long cable runs, wet locations, outdoor enclosures and connector choices should be part of the discussion from the start.

Read the blog: Designing for Successful pH Measurement in Mine Tailings Ponds

Selection checklist

7 questions to ask before choosing a pH system for mineral processing or hydrometallurgy

Use these questions to frame a practical technical review before committing to a sensor, analyzer or installation approach.

01

What is the actual process stream?

Identify whether the measurement is in leach, neutralization, flotation, tailings, scrubber water, reclaim water or another process area. The application should drive the sensor choice.

02

Is the sample abrasive, coating or scaling?

Solids, slurry, precipitates, films and reagent carryover can affect sensor response and reference junction performance.

03

How aggressive is the chemistry?

Consider pH range, oxidizers, sulphides, cyanide service, acid strength, temperature and chemical compatibility before selecting the sensor body and reference design.

04

Where will the sensor be installed?

Immersion, retractable, in-line, sample panel or floating installations have different requirements for access, protection, cleaning and safety.

05

How will calibration be handled?

A good system should make calibration practical for operators and should preserve confidence in measurement history and sensor condition.

06

What distance separates the sensor and analyzer?

Remote locations may require digital communication, appropriate extension cables, weather-resistant connections and accessible analyzer placement.

07

What does success look like?

Define the goal: tighter process control, reduced maintenance, improved visibility, safer service access or better reliability in a difficult measurement point.

Relevant IC Controls solutions

Start with the system, then select the sensor.

Use these product pages as starting points for a technical discussion about the right measurement approach for your mineral processing or hydrometallurgy application.

SensorFlex™ System

Digital water analysis platform

Consider SensorFlex for flexible online measurement architecture, digital pH workflows and distributed mineral processing measurement points.

  • Digital platform direction
  • Multi-parameter measurement concept
  • Useful for remote monitoring architectures
View SensorFlex

Model 648 pH Sensor

Harsh aggressive process pH

Evaluate the Model 648 for aggressive hydrometallurgy and demanding process chemistry where material compatibility and application fit are critical.

  • For aggressive process conditions
  • Industrial pH measurement
  • Application-specific review recommended
View Model 648

Model 607 pH Sensor

Retractable pH sensor option

Consider the Model 607 where safe service access, removal, maintenance planning and minimizing process disruption are important.

  • Retractable sensor format
  • Supports service access planning
  • Useful where shutdowns are difficult
View Model 607
Installation details

Don’t let connectors, cables and access become afterthoughts.

For remote measurement points, reliability often depends on the practical details: protected cabling, appropriate connectors, accessible analyzers, clear maintenance routines and environmental protection.

IC Controls can help review the complete measurement point so the sensor, analyzer and installation approach work together.

Discuss Your Application
IP67 extension cable connectors for remote IC Controls measurement installations
Remote measurement reliability depends on more than the sensor alone.
Application review

Tell us about your mineral processing or hydrometallurgy pH measurement point.

Share a few details about your process and IC Controls can help identify the right starting point for the sensor, analyzer and installation approach.

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Process stream
Tailings, leach, flotation, neutralization, reclaim water or other process area.
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Installation type
Immersion, retractable, in-line, sample panel, tank, pond or remote location.
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Maintenance reality
Calibration access, cleaning intervals, cable runs and operator workflow.