ABB LLT100-AIAH10L5-P901 Laser Level Transmitter

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1. Product Overview

The ABB LLT100-AIAH10L5-P901 is a high-precision Laser Level Transmitter designed for continuous liquid level measurement and monitoring. Using non-contact laser measurement technology, it accurately measures liquid levels in tanks, vessels, or pipelines. It is suitable for chemical, petroleum, food, and water treatment industries. The LLT100 series offers high stability, fast response, and robust construction for reliable long-term operation in harsh environments.

2. Technical Specifications

• Model: LLT100-AIAH10L5-P901

• Product Type: Laser Level Transmitter

• Measurement Range: 0–10 m (adjustable by model)

• Measurement Accuracy: ±1 mm

• Output Signal: 4–20 mA analog, HART communication

• Supply Voltage: 24 V DC

• Operating Temperature: -20 ℃ to +60 ℃

• Degree of Protection: IP67

• Mounting: Top or side mount

• Material: Stainless steel 316L, corrosion-resistant

• Response Time: ≤ 200 ms

• Certifications: IEC 61508, CE, and other industrial standards

• Environmental Resistance: Vibration-proof, dust-proof, water-proof, corrosion-resistant

3. Advantages & Features

1. High Accuracy
   ±1 mm accuracy suitable for precision liquid level monitoring and process control.

2. Non-contact Measurement
   Laser technology avoids direct contact with the medium, reducing contamination and wear.

3. Fast Response
   ≤ 200 ms response time allows real-time level monitoring.

4. Durable Construction
   Stainless steel housing with IP67 protection for harsh industrial environments.

5. Easy Integration
   Supports 4–20 mA analog output and HART communication, easy connection to PLC or DCS systems.

6. Flexible Mounting
   Top or side installation suitable for various tank and vessel designs.

4. Application Areas

The ABB LLT100 laser level transmitter is widely used in:

• Chemical storage tank level measurement

• Oil and gas level monitoring

• Food and beverage production level control

• Water and wastewater treatment plants

• Industrial storage tanks, silos, and pipelines

• Pharmaceutical and high-purity water systems

5. Notes & Precautions

1. Ensure the laser measurement path is unobstructed for accurate readings.

2. Operate within the rated temperature range to prevent overheating.

3. Electrical wiring must be performed by qualified personnel, following grounding and explosion-proof requirements.

4. Avoid exposure to strong vibration, impact, or corrosive gases.

5. Regularly clean the optical window to ensure stable measurement signals.

6. Commissioning and maintenance should be performed by qualified personnel.