Measuring bearing loads.
Monitoring lubrication.
Preventing damages.

Frequently Asked Questions (FAQ)

Here you’ll find answers to the most frequently asked questions about our products, services, and processes.

We’ve designed this section to help you quickly and easily find the information you’re looking for.

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Bearings

How large is the sensor? Which bearing sizes can be equipped with the sensor?

We are not limited to specific bearing sizes. In some applications, electrically insulated bearings are required. Many standard sizes are readily available from manufacturers. If a suitable insulated bearing is not available, we work with a reliable coating partner to provide the necessary insulation.

Can deep groove ball bearings also be equipped with the sensor?

Yes. In principle, any bearing type and rolling element geometry can be used.

For which bearing sizes is the sensor applicable?

The HCP Sense measurement principle is based on elastohydrodynamic lubrication (EHL), which occurs in rolling bearings of all sizes. Therefore, our technology can be applied to virtually any bearing size—from dental drills to wind turbines and beyond.

Which rolling bearing types is the HCP Sense technology designed for?

Since the technology is based on the operating principle of rolling bearings, it is independent of the bearing type. We can monitor needle bearings, ball bearings, cylindrical roller bearings, spherical roller bearings, tapered roller bearings, and many more.

Which bearing types can the HCP Sense sensor monitor?

HCP Sense can monitor virtually all rolling bearing types. A more detailed overview can be found in our article: Monitoring of almost all types of bearings

Signal

Can the measurement current damage the bearing?

No. The measurement currents used in the bearing are extremely low and do not cause electrical bearing damage. According to Muetze (2003), the apparent bearing current density should remain below 0.1 A/mm² to avoid damage. Our measurement currents are well below this threshold.

Can the HCP Sense sensor provide real measurement values, or does it only use a traffic-light (green/yellow/red) indication?

Yes. Our software, including the underlying calculation model, is one of our core competencies. Lubrication monitoring and damage detection work without prior training because they are based directly on physical effects. Force measurement requires calibration for the specific bearing type. Alarm thresholds and recommended actions are defined together with the customer. Measurement values and visualizations can be customized according to your requirements.

Machine Integration

How is the sensor connected to the bearing?

The cable routing can be adapted flexibly to your application. Both axial and radial electrical contact are possible.

How is the HCP Sense sensor integrated into a machine?

Our sensor requires no mechanical modifications to the bearing itself. HCP Sense measures the bearing’s inherent electrical properties, so only an electrical contact to the bearing is required. No electronics are installed inside the bearing. The measurement unit can be positioned flexibly inside the machine or in the control cabinet.

What modifications are required on the machine?

Only a small borehole is required to establish electrical contact with the bearing. No additional installation space is needed around the bearing. In some applications, electrically insulated bearings are required. If suitable insulated bearings are unavailable, we can provide insulation through our trusted coating partner.

How is the HCP Sense sensor implemented in your machine?

We follow a collaborative implementation process. Close cooperation with our customers is the key to success. From system analysis and defining project goals to presenting results and optimizing performance, we support you throughout the entire implementation process.

Data Processing & Storage

What options are available for storing my sensor data?

You can choose between cloud storage and local data storage. Both options provide high security standards. Cloud storage allows remote access at any time, while local storage enables complete offline operation.

General

How does the HCP Sense sensor compare to a vibration sensor?

A vibration sensor detects mechanical vibrations caused by existing defects on bearing raceways or rolling elements. As a result, it can only issue a warning after bearing damage has already occurred. HCP Sense, in contrast, monitors the root causes of bearing damage—namely load and lubrication—and can detect harmful operating conditions before damage develops. In addition, vibration sensors are often installed too far away from the bearing to provide reliable information, whereas HCP Sense measures directly at the source inside the bearing.

How long does it take to develop a customer-specific prototype?

Depending on the availability of purchased components, a customized prototype can typically be delivered within approximately six weeks.

Is the HCP Sense technology patented?

Yes.

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