ABB Application Note - LLT100 Laser Level Transmitter - Level Measurement for Oil & Gas
Summary
This advanced laser level transmitter provides reliable, non-contact level measurement specifically engineered for demanding industrial environments. Ideal for the oil and gas sector, it utilizes advanced laser time-of-flight technology to accurately measure solids or liquids, regardless of temperature fluctuations or liquid clarity. The manual details its applications in crucial areas like API separators, storage tanks, floating roof monitoring, and offshore platforms, ensuring easy setup and high performance even in harsh conditions.
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App.Note/LLT100-OG-ENG.Rev.A
LLT100 laser level transmitter Level measurement for oil & gas
LLT100 will change the way you see level measurement
Measurement made easy
Benefits ABB solutions
The LLT100 is specifically made for industrial applications With over 35 years of experience in oil & gas production level and harsh environments. It provides continuous, non-contact instrumentation, ABB has solutions to the most challenging level measurement capabilities for process automation and level measurement applications. inventory management. The distinct capabilities of laser level LLT100 uses laser time-of-flight to measure levels of solids or measurement, when tailored for industrial applications, lead to liquids. By using advanced laser pulse control, efficient pulse significant benefits for the oil & gas industry. detection, and powerful algorithms, the LLT100 can reliably
measure any liquid, even transparent liquids.
High reliability The LLT100 also comes in pressure rated models. It is approved - Tightly focused laser beam not affected by nearby structures, for use in explosive atmospheres, and is powered from the local changes, and buildup on vessel walls; 2-wire current loop. - Any solid or liquid detected without recalibration, even if its This combination of features makes this instrument very dielectric constant is low. relevant to the oil & gas industry.
Easy setup Typical applications - Fast on-site setup, no need for local calibration or echo LLT100 is used in a wide range of applications: mapping; - Floating roof level measurement; - Flexible installation; device can be close to wall or aimed at - API separators; solids at an angle. - Storage tanks for water, oils, drilling mud;
- Offshore platforms positioning and collision avoidance.
Page Summary Contents For ABB Application Note - LLT100 Laser Level Transmitter - Level Measurement for Oil & Gas
Manual Details
| Brand | Measurement |
|---|---|
| Pages | 4 |
| File Size | 584.15 KB |
| Published | June 03, 2026 |
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Frequently Asked Questions
Does the LLT100 require local calibration for setup?
No, it is designed for fast on-site setup, requiring no local calibration or echo measurement.
Can the LLT100 measure liquids in tough environments like agitated water?
Yes, it measures any liquid reliably, even in agitated waters, and its measurements are unaffected by nearby structures.
What unique feature prevents interference from agitators?
The optional heated window keeps the temperature above ambient, preventing condensation when shooting the beam through an agitator path.
Is this device safe for use in potentially explosive atmospheres?
Yes, the LLT100 is approved to be used in explosive atmospheres and high-risk industrial environments.