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LLT100 Laser Level Transmitter

About LLT100 Laser Level Transmitter

The LLT100 by ABB is a high performance laser transmitter that accurately measures level, distance and position over short and long ranges.

Technical Specifications
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Description

The LLT100 is a high performance laser transmitter that accurately measures level, distance and position over short and long ranges. Specifically made for industrial applications and harsh environments. It provides continuous, non-contact level measurement capabilities for process automation and inventory management in industries such as mining, aggregates, oil and gas, chemicals, food and beverages, power, pulp and paper, pharma, and water and waste water.

Low cost of ownership
– No maintenance
– No calibration necessary
– Versatile level transmitter

Reliable
– Precise measurement of any solid or liquid surface
– Dust and fog penetration capabilities
– Explosion proof class 1 / division 1 (zone 1)

Convenient
– Fast and flexible installation
– Easy setup function
– 2 wire powered and HART communication

Fast delivery
– Less than 2 weeks from order to reception

Accessories

Dust tube
– Avoids dirt or splashing liquids on the window

Cooling tube
– Increases max. process temperature to 280°C/535°F

Heated window
– Prevents condensation on window (requires 4 wire power)

Integral Through-the-Glass user interface
– Configuration directly on the unit

Rotating bracket
– Ideal for aiming the LLT100 laser beam

Swivel flange
– Provides precise aiming of the LLT100 laser beam. Especially useful in liquid applications

Laser pointer tool
– Used to provide a visual reference when aligning LLT100

Process flanges

Universal flange (aluminum or stainless steel)
– Flange bolt pattern fits both 2 in. ASME150 and DN50 PN 16
– Maximum pressure: 2 bar (29 psi)
– Hazardous area class 1 / division 1 (zone 1)

High pressure
– 2 in. class 150 flange
– 2 in. class 300 flange
– DN50 PN16 flange
– DN50 PN40 flange
– Hazardous area class 1 / division 1 (zone 1)
– Can be used to form a barrier to zone 0

Hygienic interface
– 4 in. tri-clover clamp

Features
  • Range
    0.5 to 30 m (2 to 100 ft) for liquids
    0.5 to 100 m (2 to 330 ft) for solids
    0.5 m to 200 m (2 ft to 660 ft) for positioning applications with reflective target
  • Resolution
    5 mm (0.2 in)
  • Typical accuracy
    ±11 mm (0.4 in)
  • Measuring beam
    Laser wave length: 905 nm, eye safe, Class 1
  • Laser beam divergence < 0.35°
  • Operating temperature
    –40° to +60°C (–40 to +140°F),
    up to 280°C (535°F) with cooling tube
  • Storage temperature
    –40 to +85°C (-40 to +185°F)
  • Survival temperature
    –40°C to +80°C (–40°F to +175°F)
  • Process pressure
    – Base model: –1 to +2 bar (29 psi)
    – Hygienic model: –1 to +1 bar (15 psi)
    – Pressure-rated model: –1 to +49.6 bar (719 psi), depending on flange
  • Output :
    Analog 4 to 20 mA, NAMUR compliant
    Digital HART 7 (multi-variable output
    Communication Local HMI, EDD/DTM, handheld
  • Power supply
    Powered from the loop 4 to 20 mA, 16 to 42 V DC
    Heated lens option 24 V DC (3W)
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