Solution

LiDAR application solution for liquid level sensing

Measure the distance to a liquid surface from a fixed reference for level conversion, alarms, and status reporting.

LiDAR measuring the liquid surface from the top of a storage tank

Scenario

Application scenario

Liquid level sensing converts sensor-to-surface distance into vessel level. Surface reflectivity, transparency, motion, vapor, contamination, and mounting angle affect returns and must be validated for the liquid and vessel.

Engineering problem

Transparent, dark, foaming, or moving surfaces can return differently.
Vapor, condensation, contamination, and tilt change the measurement path.
Distance-to-level conversion needs a known mounting datum and vessel geometry.

Why LiDAR

LiDAR provides non-contact distance for a controller to convert from a mounting datum into level; media fit and alarm logic still require field validation.

Workflow

Define the liquid, surface state, vessel height, and measurement envelope.
Choose an unobstructed mounting point and record the sensor datum.
Implement distance-to-level conversion, filtering, and invalid-data handling.
Validate empty, full, moving, vapor, and contamination conditions.

Technology comparison and selection

Dimension	Condition	LiDAR	Alternative	Alternative performance	Conclusion
Non-contact liquid-surface distance	The sensor must avoid contact with the medium and provide continuous distance.	Provides direct distance to the surface from a fixed point.	Float or contact level switch	Directly indicates level or a threshold but contacts the medium.	Choose LiDAR by surface behavior, vessel environment, range, and maintenance needs. Latest customer application workbook, legacy application material, and current product documentation.公开来源 · Verified 2026-08-26

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Selection

Product selection guide

Current material supports one explicit candidate. Its fit and boundary are shown directly without inventing an alternative.

Model	Key product facts	Best fit and rationale	Operating boundary	Product details
TF-NOVA	Output data One-dimensional Area Detection Solution Measuring range 14 m Interface UART, I/O, I²C Protection IP65	TF-NOVA line-pattern sensing can be a candidate input for liquid-surface distance change where wider coverage than one point is needed at a controlled position.	Transparent, specular, moving, foamy, steamy or contaminated surfaces can change returns; product parameters do not establish universal liquid-level accuracy.	View product

Installation and integration

Mount rigidly above the surface, avoid filling streams, agitation, vessel structures, and condensation paths, and record the sensor-to-zero-level datum.
TF-NOVA · PLC, edge controller, or level-monitoring controller · Current product documentation and target system configuration公开来源 · Verified 2026-08-26

Operating limits

Do not infer liquid-level fit from nominal range alone. Test transparency, reflectivity, motion, foam, vapor, contamination, and mounting angle.
TF-NOVA公开来源 · Verified 2026-08-26

FAQ

Frequently asked questions

Can LiDAR measure the level of every liquid?

Not by default. Transparency, reflectivity, motion, foam, vapor, and mounting angle affect returns and require validation with the real liquid and vessel.

Resources

Resources and references

DatasheetTF-NOVA Datasheet

Confirm the selection with real mission conditions

Share the operating height, target surface, environment, mounting space, and flight-stack version. Our engineering team can help plan selection and validation.

Talk to an engineer