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Applications · 04

Drinking Water & Purification | online water quality monitoring

Integrated TDS and conductivity components for dispensers, purifiers, filter-life estimation and quality indication.

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Drinking Water & Purification
Measurement architecture

From measurement point to useful decision

Integrated TDS and conductivity components for dispensers, purifiers, filter-life estimation and quality indication.

Orome combines field-ready sensors, embedded sensing electronics and application engineering. Customers can choose a complete digital probe or a compact sensing core for their own product.

What to monitor

TDSConductivityTemperatureTOC trendCOD trendTurbidity
From sensing to action

Measurement architecture

Typical project requirements · Engineered for dependable integration

  1. 01Define the question
  2. 02Select the sensing point
  3. 03Validate with reference data
  4. 04Use trends for decisions
Typical applications are reference cases, not capability limits.

Do not see your field in the application library?

Tell us what must be measured, the sample environment, installation constraints and what a successful result means. We can evaluate feasibility, select a sensing path and support prototype validation.

  1. 01Define the decision
  2. 02Understand the sample
  3. 03Run feasibility tests
  4. 04Validate the integration
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Personal & home water testing

A water-testing pen for everyday decisions

Water Detective turns multispectral and conductivity measurements into a compact rapid-check workflow for tap water, purified water, bottled water, travel and aquarium use. It is a personal screening tool—not a replacement for regulatory or laboratory analysis.

Water Detective
Water Quality Sensors

Industrial sensing is a different workflow

Orome industrial probes are built for continuous installation, digital system integration, trend monitoring and planned calibration. Choose this line when the measurement point must operate repeatedly inside a process or monitoring network.

Orome industrial water sensors
Products

Recommended products

Typical project requirements

BA111 Single-channel TDS Sensor Interface ASIC
Sensor Interface ASICs

BA111

Single-channel TDS Sensor Interface ASIC

Highly integrated TDS and water-temperature measurement ASIC with bipolar probe drive and UART control.

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BA012 Dual-channel TDS Interface ASIC
Sensor Interface ASICs

BA012

Dual-channel TDS Interface ASIC

Dual-channel sensing ASIC designed for inlet/outlet comparison in purification equipment.

Learn More
BA121 Conductivity Sensor Interface ASIC
Sensor Interface ASICs

BA121

Conductivity Sensor Interface ASIC

Single-channel conductivity and water-temperature ASIC for compact smart-water products.

Learn More
F9027 IP68 Stainless-steel NTC Temperature Probe
Probes & Accessories

F9027

IP68 Stainless-steel NTC Temperature Probe

Durable stainless-steel temperature probe for long-term hot-water and appliance integration.

Learn More
Insights

Related technical insights

View all technical insights →

BA111 TDS Sensor IC: Which Water Purifiers Is It Suitable For?

A selection guide for the BA111 single-channel TDS/water temperature measurement ASIC for water purifier OEMs. It explains its bipolar probe drive, UART control and minimal external circuitry design, and how it suits water dispensers, purifiers and smart appliances, while clarifying the boundary between on-site screening and laboratory analysis.

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Where will water quality sensors go in the next five years

This article, from a cutting-edge technology perspective, predicts that over the next five years, water quality sensors will evolve along the trends of miniaturization, reagent-free operation, multi-parameter integration, edge intelligence, low power consumption, device embedding, and globalized supply chains. It combines Orome's existing product examples to analyze engineering challenges, selection decisions, implementation steps, and limitations, and provides industry verification recommendations and frequently asked questions.

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Why Reagent-Free Water Quality Monitoring Is Becoming an Industry Trend

From the four dimensions of environmental protection, operation and maintenance costs, continuous monitoring, and on-site safety, this article deeply analyzes how reagent-free multispectral optical sensing technology breaks through the bottlenecks of traditional chemical reagent detection. Combined with the Oromë NSDD series industrial sensors and the Water Detective portable product line, it elaborates on engineering selection, implementation methods, and verification strategies in scenarios such as wastewater treatment, surface water, and drinking water.

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One sensor detected a looming drinking water incident

How an online water quality sensor captured subtle anomalies during routine monitoring of a campus drinking water system, turned a potential drinking water safety incident into a planned filter replacement, and revealed the engineering value and implementation essentials of continuous monitoring for public drinking water safety.

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Is Lower TDS Always Safer Water? 99% of People Get It Wrong

TDS is often mistakenly regarded as the sole criterion for water quality, but low TDS does not mean safe water. This article analyzes the true meaning of TDS from an engineering and monitoring perspective, points out the risks of relying solely on TDS, and introduces a multi-parameter online monitoring solution centered on multi-spectral and conductivity sensors, helping readers establish a scientific water quality evaluation system.

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Online water quality monitoring: why TDS alone is not enough? — Engineering practice for industrial multi-parameter monitoring

In industrial and municipal online water quality monitoring, relying solely on TDS (Total Dissolved Solids) is far from sufficient. This article analyzes the blind spots of TDS monitoring from an engineering practice perspective, explains the importance of key parameters such as turbidity, organic matter, and color, and provides a complete multi-parameter selection, deployment, and validation methodology using multi-spectral and conductivity sensors as examples to help build a reliable water quality assurance system.

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Is a Home Water Quality Test Pen Worth Buying? From Household Risks to Water Purifier Evaluation: A Complete Guide to the Practical Value of the Water Detective 4

How many hidden risks lurk in household water? Why is a TDS pen not enough? This article starts from real pain points like secondary pipe contamination, expired water purifier filters, and limescale in smart appliances. It analyzes nine parameters of the multi‑spectral water quality test pen 'Water Detective 4' to provide a complete household water screening solution. It does not replace laboratory testing, but it helps every family quickly see changes in water quality. After reading, you will understand whether it is worth buying.

Read Article →
Built for integration

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Tell us your target parameters, water matrix, interface and annual volume. Our engineering team will recommend a practical configuration.

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