First-class electronic measuring instruments.

Fluid.iO is a fast-growing industrial company that develops, manufactures and sells reliable sensor technology and electronics for measuring, testing and controlling gases and liquids

With our sensors and measuring instruments, we support our customers in fulfilling challenging measurement-, control- and automation tasks.

Detection, monitoring and control of gases and liquids.

Fluid.iO Sensing Fluid Excellence

product catalogue

Our entire range of sensors and controls

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Downloads

Data sheets, technical descriptions & manuals

Certificates

TÜV / EX / DibT certificates for our products

Our Brands

Benefit from our excellence in the development of innovative product solutions.

E.L.B. Füllstandsgeräte®
Technik für Sicherheit und Umwelt

More than 40 years as a reliable partner for level detection.

ZILA Conditioning Long Life

More than 30 years as a reliable partner for mechanical and plant engineering.

Marimex®
Inline Viscometers - Our Passion

30 years of technology leadership in inline viscosity measurement.

Mechanical and plant engineering | Building services engineering

Versatile product solutions for the challenges of industry

Water protection with Fluid.iO:
the water quality is right.

We develop certified equipment to prevent environmentally hazardous substances from entering the environment.

WHG-compliant overfill protection.
WHG compliant leakage probes
Turbidity measurement in water treatment
Moisture-controlled ventilation of retention basins

CO₂ Detection with Fluid.iO:
the air quality is right.

We develop gas detectors for the protection of personnel and machinery

CO₂ light indicator for kindergarten, school & workplace
Controlled ventilation in living and adjoining rooms
Air quality monitor for occupational workplace safety
Sensors for detecting leaks of hazardous gases such as methane

Climate and environmental monitoring with Fluid.iO:
Temperature & humidity in buildings in the green range.

Devices for a healthy building and high quality of life

Controls for automatic dehumidification of cellars
Energy-efficient cooling of compressor stations
Climate monitoring of sacred buildings
Smart Home and Smart Building Solutions

Pressure monitoring with Fluid.iO:
Pumps & boilers work smoothly.

Transmitter, switch and limiter for pressure control

Pressure limiters and safety pressure limiters for pressure circuits
Pressure transmitter for high pressure and low pressure in hydraulic applications
CANopen pressure transmitter for mobile machines

Viscosity measurement with Fluid.iO: the quality in the process is ensured.

Measurement and monitoring of viscosity in the chemical, petrochemical and pharmaceutical industries.

Certified viscosity sensors for the food and beverage industry
Avoidance of faulty batches in industrial manufacturing processes
Ensuring optimal process conditions

product highlights

Sensors & measuring devices for precise measurement results, reliable control technology & optimised process control.

ZMF-20x Serie

Robust gas sensor for industrial applications with extended operating temperature range and wide-ranging approvals

EX
NDIR
SIL2

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ES-Serie

electronic safety switching device

DGRL 2014/68/EU
SIL2

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DSM2420

Sensor for simultaneous measuring flow velocity and filling level

IP68
EX

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Fluidix Lub-VDT

Oil condition sensor for permanent monitoring of mechanical properties of liquids

Modbus RTU
4...20 mA

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T200.F

Overfill protection for containers

WHG
Überfüllsicherung

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ES-Serie

electronic safety switching device

DGRL 2014/68/EU
SIL2

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ZT Serie

Reliable pressure measurement and optimal process monitoring with the ZT series

4...20 mA
0...10 V

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T200.F

Overfill protection for containers

WHG
Überfüllsicherung

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Fluidix Lub-VDT

Oil condition sensor for permanent monitoring of mechanical properties of liquids

Modbus RTU
4...20 mA

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VS-D250

Transmitter for ViscoScope viscosity sensors

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FluidIX Lub-6

Inline-capable oil condition sensor based on a multi-channel infrared measuring cell for permanent monitoring of the oil condition and prevention of machine damage

Modbus TCP
NDIR

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ZMF-20x Serie

Robust gas sensor for industrial applications with extended operating temperature range and wide-ranging approvals

EX
NDIR
SIL2

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LGW-13

CO2 sensor for measuring room air quality with visual and acoustic warning signal output

NDIR

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OAA-300

Alarm Indicator (Measuring Transducer) with general approval for construction

WHG
IP65

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Discover more products

Pressure transmitters, pressure monitoring and pressure safety devices

Pressure Measurement

Sensors for measuring the concentration of gases: Gas sensors and detectors with optical measuring principle

Gas detection

Sensors and devices for the inline analysis of fluids

Process Analytics

Level devices & level probes: Leakage probes and overfill protection according to WHG with EX approval and SIL

Level Measurement

Temperature

Humidity & Dewpoint

Flow & Velocity

Ventilation

Experience Fluid.iO live at trade fairs and events

Messe

Blog

Product news on our sensor technologies and success stories from the field

Nov 27, 2024

Überfüllsicherung nach WHG & DibT

Das Wasserhaushaltsgesetz (WHG) regelt das deutsche Wasserrecht. In unserem Beitrag beschreiben wir die Gefährdungsstufen sowie Maßnahmen, die Anlagenbeitreiber beachten müssen.

Jan 3, 2024

Ready-to-use solutions for monitoring environmentally hazardous substances using our filling level technology

In this blog post, we show you three ready-to-use solutions for level monitoring of environmentally hazardous substances in hazardous areas as well as tried-and-tested setups from our product range.

Jan 3, 2024

Detection of leaking conductive and non-conductive operating materials with the aid of leakage sensors

Leakage sensors for the rapid detection of leaking operating fluids and other conductive or non-conductive liquids in large production halls and manufacturing plants.

News

News and releases from Fluid.iO

Dec 18, 2023

Android app for Fluid.iO safety switching devices now avaiable

The "Smart Pressostat" app is now available for download on Google Play. Users can download the app for free and view the basic functions via a demo mode. The app is compatible with all devices in the ES-2X series. The full range of functions depends on the ES-2X device used.

Jun 15, 2022

Fluid.iO & RadonTec präsentieren Lüftungssteuerung zum ganzheitlichen Radonschutz

Radonlüftung schützt Keller und Souterrain vor Radon und kondensierender Feuchte

Sep 10, 2022

FluidIX Lub-VDT: Inline sensor for monitoring the condition of mechanical fluid properties

With the FluidIX Lub-VDT, we are expanding our product range to include a compact condition monitoring sensor for inline monitoring of mechanical fluid properties (density, viscosity & temperature).