Inline Oil Condition Monitoring

Fluid.iO is a manufacturer of process measurement technology for the measurement, monitoring and control of fluids and a specialist in the oil condition monitoring.

  • Reduce costs for oil and maintenance
  • earliest detection of machine damage
  • Avoid unplanned maintenance
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Fluid.iO Sensing Fluid Excellence

Detection, monitoring and control of gases and liquids.

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product catalogue

Our entire range of sensors and controls

Inline oil condition sensor

FluidIX Lub-6

Inline oil condition sensor

inline process viscometer

ViscoScope® VA-300

inline process viscometer

Downloads

Downloads

Data sheets, technical descriptions & manuals

Certificates

Certificates

TÜV / EX / DibT certificates for our products

Our Brands

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

Logo E.L.B. Füllstandsgeräte

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

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

Logo ZILA

ZILA
Conditioning Long Life

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

Logo Marimex

Marimex®
Inline Viscometers - Our Passion

30 years of technology leadership in inline viscosity measurement.

Logo proMtec

proMtec®
Highly concentrated Know-how

30 years of leading provider of microwave radiography

learn more about our brands

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.

The FluidIX Lub-VDT enables inline monitoring of mechanical fluid properties.

Fluidix Lub-VDT

Oil condition sensor for permanent monitoring of mechanical properties of liquids

  • Modbus RTU
  • 4...20 mA
  • CANopen

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Media-immersed, flush-mounted, stainless steel pressure-temperature sensor with CAN bus

DTS-CAN

Flexible, digital pressure and temperature sensor with CAN bus

  • CANopen

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product series of compact CANopen I/O modules with various electrical connections

cIO CANopen Module

Compact I/O modules for DIN rail mounting

  • CANopen

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The programmable digital display AD-31… can be used in all applications through the parameterization capability of the input values and the display area.

AD-310

programmable Digital Display

  • 4...20 mA
  • 0...10 V

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The MKL level indicator is connected by its two connections to the container to be monitored (see connection example). According to the law of interconnected containers the level in the float chamber corresponds exactly to the level in the container

MKL

Magnetic Flap Indicator

  • EX

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Maintenance-free inline viscosity sensor for precise and reliable real-time measurement of viscosity directly in the process.

ViscoScope® VA-100

Inline Viscometer

  • IP65
  • EX

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Maximum flexibility for an optimal choice of measuring instrument: The VS-D250 transmitter is compatible with all ViscoScope® sensors of the types VA-100 and VA-300.

VS-D250

Transmitter for ViscoScope viscosity sensors

  • EX

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Media-immersed, flush-mounted, stainless steel pressure-temperature sensor with CAN bus

DTS-CAN

Flexible, digital pressure and temperature sensor with CAN bus

  • CANopen

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From low to high pressure and suitable for liquid and gaseous media.

ZT Serie

Reliable pressure measurement and optimum process monitoring with the ZT series

  • 4...20 mA
  • 0...10 V

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TÜV-certified, type-tested electronic safety switching device (SIL2)

ES-Serie

electronic safety switching device

  • DGRL 2014/68/EU
  • SIL2
  • Wasserstoff

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The MKL level indicator is connected by its two connections to the container to be monitored (see connection example). According to the law of interconnected containers the level in the float chamber corresponds exactly to the level in the container

MKL

Magnetic Flap Indicator

  • EX

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Level sensors type T-20_.F... are approved by the DIBt (German Institute for Structural Engineering) as liquid level limit switches for the overcharge protection of containers for storing water-dangerous liquids.

T200.F

Overfill protection for containers

  • WHG
  • Überfüllsicherung

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The FluidIX Lub-VDT enables inline monitoring of mechanical fluid properties.

Fluidix Lub-VDT

Oil condition sensor for permanent monitoring of mechanical properties of liquids

  • Modbus RTU
  • 4...20 mA
  • CANopen

go to product

Maintenance-free inline viscosity sensor for precise and reliable real-time measurement of viscosity directly in the process.

ViscoScope® VA-100

Inline Viscometer

  • IP65
  • EX

go to product

Maximum flexibility for an optimal choice of measuring instrument: The VS-D250 transmitter is compatible with all ViscoScope® sensors of the types VA-100 and VA-300.

VS-D250

Transmitter for ViscoScope viscosity sensors

  • EX

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Based on non-dispersive infrared technology (NDIR), ZILA GmbH has developed an inline-capable measuring system that permanently monitors the oil condition directly in the system. The optical measuring system consists of a multi-channel infrared measuring cell with associated electronics and peripherals.

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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Multifunctional CO2 sensor with LED display and acoustic alarm, equipped with switching functions for both industrial and private applications (0...3.000ppm)

LGW-13

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

  • NDIR

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The ZMF-20X series includes sensors & transmitters for measuring gas concentrations of various gases such as CO2, methane, propane and SF-6. This makes the sensors suitable for many applications. The ZMF-20X gas sensors are designed to be extremely rugged & suitable for use in harsh environments.

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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product series of compact CANopen I/O modules with various electrical connections

cIO CANopen Module

Compact I/O modules for DIN rail mounting

  • CANopen

go to product

The programmable digital display AD-31… can be used in all applications through the parameterization capability of the input values and the display area.

AD-310

programmable Digital Display

  • 4...20 mA
  • 0...10 V

go to product

Our alarm indicators type OAA-300 are stand-alone signaling devices with optic and acoustic alarm indication.

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 transmitters, pressure monitoring and pressure safety devices

Pressure Measurement

Sensors for measuring the concentration of gases: Gas sensors and detectors with optical measuring principle 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 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 devices & level probes: Leakage probes and overfill protection according to WHG with EX approval and SIL

Level Measurement

Sensors for measuring temperature, relative humidity and dew point Sensors for measuring temperature, relative humidity and dew point

Temperature

Sensors for measuring temperature, relative humidity and dew point Sensors for measuring temperature, relative humidity and dew point

Humidity & Dewpoint

Flow measuring system for measuring the filling level and flow velocity Flow measuring system for measuring the filling level and flow velocity

Flow & Velocity

Ventilation control - Control of actuators for ventilation and dehumidification Ventilation control - Control of actuators for ventilation and dehumidification

Ventilation

Experience Fluid.iO live at trade fairs and events

Home in Metric Way

Messe

CHEMTECH 2026

03.02.2026 - 06.02.2026
Mumbai , IN
Home in Metric Way

Webinar

Webinar Oil Condition Monitoring

19.02.2026 - 20.02.2026
Bensheim , DE
Home in Metric Way

Messe

SOLIDS 2026

18.03.2026 - 19.03.2026
Dortmung , DE

Blog

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

CAN-Bus sensors in focus

Jan 9, 2026

CAN-Bus sensors in focus

Besides automotive engineering, CAN bus has become established in many other applications. Fluid.iO CAN bus multisensors measure humidity, temperature, pressure, density, and viscosity in combination.

Überfüllsicherung nach WHG & DibT

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.

News

News and releases from Fluid.iO

Evaluation kit for Fluid.iO sensors with CAN bus interface

Jan 30, 2026

Evaluation kit for Fluid.iO sensors with CAN bus interface

New evaluation kit (hardware and PC software) facilitates the configuration of our sensors with CAN bus interface

New combined pressure & temperature sensor with CAN bus interface for process measurement technology

Sep 9, 2025

New combined pressure & temperature sensor with CAN bus interface for process measurement technology

With the DTS-CAN from Fluid.iO, you can measure the process pressure and the process temperature at one measuring point in one sensor.

New Strategic Partnership | Fluid.iO x Seiton Technologies

Jul 15, 2025

New Strategic Partnership | Fluid.iO x Seiton Technologies

We’re proud to announce that Seiton Technologies (India) has partnered with us to be an authorized representative in India for Fluid.iO

Announcement of the takeover of proMtec Theisen GmbH

May 1, 2025

Announcement of the takeover of proMtec Theisen GmbH

Fluid.iO takes over proMtec through company succession

Our application engineers advise you personally, comprehensively and professionally!

Simply contact us by phone or e-mail!

Call us right away!

+49-6251-8462-0

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We are a member of the NACHHALTIGKEITSABKOMMEN THURINGIA (NAT)
Fluid.iO is a german supplier and german producer
Fluid.iO (ZILA) is a member of the VDMA
ISO 9001:2015 quality management system
Fluid.iO is certified by TÜV nord
DIBt-approved overfill protection or leakage probes
Europäischer Fonds für regionale Entwicklung (EFRE)
The European Regional Development Fund (ERDF)

Logo of Fluid.iO Sensor + Control

Fluid.iO
Sensor + Control
GmbH & Co. KG

An der Hartbrücke 6
64625 Bensheim
Tel.: +49-6251-8462-0
E-Mail: info@fluidio.de

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+49-6251-8462-0
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