Contact RLBFI

Discover the innovative level switch

With frequency-scan technology

Versatile and precise, RIL700 is perfect for any liquid or solid, from oil and water to flour and granulate. Detect and distinguish the properties of your materials.

Datalogger DL7

Acquire any type of signal in the plant

With our DL7 datalogger

Discover the power of our modular data loggers: versatile, intuitive and customizable for each application.
Measure key variables and easily integrate with Ethernet or RS-485. Easy setup, make monitoring accessible.

What to measure?

First choose the type of measurement...

… then choose the measured fluid:


Products and services for industrial automation with skills relating to flow, pressure, level, flow, temperature and humidity measurements.

Discover our product categories


We offer specialized technical consultancy to meet the needs of our clients.
Our technicians will assist you in product selection and solving your technical and production issues.
We believe in a long-term partnership, ensuring high-quality service and post-sales support.
We provide rental, installation, and commissioning services to ensure equipment reliability.
Our mission is to contribute to your success with high-quality products and consultancy.

For over 50 years, Riels® Instruments has been a renowned supplier of sensors and measuring instruments, providing customized solutions for various industries. Sectors such as the food industry, water and wastewater treatment, chemical and pharmaceutical industry, oil & gas, and energy measurement can rely on reliable and accurate instruments. Riels® Instruments understands the specific needs of each sector and offers advanced technologies to meet diverse measurement requirements. Among the available products are Flow Meters, Level and Pressure Sensors used in chemical and pharmaceutical plants, food production, water sector, wastewater treatment plants, and energy production. Riels® Instruments is committed to delivering high-quality measuring solutions to ensure safety, efficiency, and precision in various industrial fields.


Food industry

With hygienic sensor solutions made of stainless steel, Riels® Instruments meets the high hygiene requirements in the food industry. We ensure continuous and lasting safety, solving chemical and thermal resistance challenges to protect products and processes.


Water & Wastewater

Water is a precious commodity. Monitoring of water resources is very important and Riels® Instruments supplies sensors for measuring flow, level, pressure in the water and wastewater treatment sector.


Chemical & Pharmaceutical Industry

In the chemical and pharmaceutical industry, excellence requires cutting-edge technologies. Riels® Instruments, with its wide range of instruments for industrial automation, satisfies every need, guaranteeing rigorous safety and precision standards.


Oil & Gas | Offshore

Oil and gas fuel industry and the progress of civilization. In the mining and refining sector, with tankers and pipelines, safety is paramount. We are committed to ensuring high safety standards to support the oil industry and its vital role in modern society.