The SICK DL100-23AA2212 is a Sensor for industrial control and automation applications.

Long-Range Laser Positioning for Demanding Environments

The SICK DL100-23AA2212 is a phase-shift optical time-of-flight laser distance sensor from the Dx100 series. It measures over a range of 0.15 m to 300 m on Diamond Grade reflective tape and communicates through a PROFINET IO Netload Class III interface. This combination suits automated storage and retrieval systems, crane positioning, and other mission-critical material-handling tasks where repeatable long-range feedback matters.

Engineers specifying sensors for oil and gas facilities often weigh range, network integration, and environmental tolerance together. The DL100-23AA2212 addresses all three: a 300 m measuring span, native PROFINET connectivity, and an operating temperature range of -20 °C to +55 °C. Its aluminum die-cast housing with an acrylic glass optical window carries an IP65 rating to EN 60529, so washdowns and dust exposure are less of a concern on the plant floor.

Key Specifications at a Glance

• Measuring range: 0.15 m ... 300 m on Diamond Grade reflective tape.
• Measurement principle: Phase shift optical time-of-flight laser distance measurement.
• Light source: Visible red laser diode, 658 nm, Class 2 per IEC 60825-1:2014.
• Repeatability: 0.5 mm ... 1 mm, typical 0.5 mm at 1 σ.
• Measurement accuracy: Typ. ± 2 mm ... ± 3 mm.
• Maximum tracking velocity: 15 m/s.
• Maximum acceleration: 15 m/s².
• Output time / measurement cycle: ≥ 1 ms continuous internal rate; fieldbus cycle dependent.
• Supply voltage: DC 18 V ... 30 V, reverse-polarity protected.
• Power consumption: Typ. 8 W ... 10 W.
• Operating ambient temperature: -20 °C ... +55 °C.
• Storage ambient temperature: -40 °C ... +75 °C.
• Enclosure protection rating: IP65 (EN 60529).
• Housing material: Aluminum die-cast with acrylic glass (PMMA) optical window.
• Dimensions (W x H x D): 69.4 mm x 82.5 mm x 100.2 mm.
• Weight: Approx. 800 g.
• Electrical connection: Power via male M12 4-pin; PROFINET via 2x female M12 4-pin (D-coded, SPEEDCON™).
• Digital outputs: 2x push-pull (PNP/NPN, configurable B/Q, ≤ 100 mA).
• Multifunctional input: MF input available.

How This unit Handles Failure Modes

Optical distance sensors in heavy industry face predictable failure modes: contaminated optics, laser diode aging, network dropouts, and thermal stress. This unit includes continuous condition monitoring for signal level attenuation, laser diode aging, and temperature tracking. That data lets maintenance teams plan cleaning and replacement before a positioning error stops a crane or an ASRS aisle.

The IP65 housing and aluminum die-cast body resist dust and water jets, while the acrylic glass window protects the 658 nm laser diode. Because the laser is Class 2 per IEC 60825-1:2014 with average optical power below 1 mW, it fits into routine industrial environments without special laser-safety controls beyond normal precautions. The device operates from DC 18 V ... 30 V with reverse-polarity protection, so wiring errors during service are less likely to cause permanent damage.

For network reliability, the PROFINET IO Netload Class III interface is specified for enhanced cybersecurity and robust network traffic handling. That matters in oil and gas plants where control networks carry mixed traffic and where a dropped measurement frame can cascade into a process interruption.

Installation and Integration Notes

Mounting the sensor is straightforward thanks to the integrated LC display with intuitive menu navigation and compatibility with an optical 3-axis alignment bracket. The M12 connectors simplify cabling: a 4-pin male M12 for power and two 4-pin D-coded female M12 ports for PROFINET. SPEEDCON™ connectors reduce commissioning time by allowing faster, secure mating.

When wiring into a PROFINET network, confirm that your PLC or controller supports Netload Class III if you need the enhanced traffic handling. In some architectures, an external gateway or connection module may be required to bridge the sensor to a different fieldbus. Verify cable types, gateway compatibility, and network topology with PetroPartsOnline before ordering to avoid integration surprises.

Where This Sensor Fits in Oil and Gas Operations

The long 300 m range on Diamond Grade reflective tape makes This unit suitable for large storage yards, pipe racks, and crane travel measurement. Its 15 m/s tracking velocity and 15 m/s² acceleration support automated storage and retrieval systems that move fast without losing position feedback. In tank farms, the sensor can monitor floating roof position or gate travel where a non-contact measurement is preferred.

Because the operating temperature range is -20 °C ... +55 °C, the unit suits many outdoor and unheated environments, though extreme climates may require additional enclosure protection. The IP65 rating and aluminum housing provide a rugged, dependable platform for continuous duty. For mission-critical positioning, the combination of PROFINET diagnostics and condition monitoring helps maintenance teams act before failures occur.

Comparison with Alternative Sensor Categories

When selecting a distance sensor for industrial use, engineers often compare laser time-of-flight devices with ultrasonic, inductive, and mechanical alternatives. This unit offers specific advantages and trade-offs:

• Versus ultrasonic sensors: Laser measurement provides finer accuracy (typ. ± 2 mm ... ± 3 mm) and much longer range (up to 300 m) than typical ultrasonic units, which are limited to shorter spans and are affected by temperature and wind.
• Versus inductive proximity sensors: Inductive sensors are excellent for short-range metal detection but cannot measure distance over meters; This unit covers 0.15 m to 300 m.
• Versus mechanical encoders: Encoders require physical contact or a rack-and-pinion arrangement, adding wear points. The laser sensor is non-contact, reducing maintenance on moving machinery.
• Versus other laser distance sensors: This unit distinguishes itself with PROFINET IO Netload Class III, 15 m/s tracking velocity, and integrated condition monitoring—features that support automated, networked operations.

Each technology has a place. For long-range, high-accuracy positioning on reflective tape with native PROFINET, This unit is a field-proven choice.

Frequently Asked Questions

What is the measuring range of the SICK unit?

The SICK unit measures from 0.15 m to 300 m when using Diamond Grade reflective tape. This range makes it suitable for long-distance positioning in storage yards and crane systems.

What supply voltage does This unit require?

The SICK unit operates on DC 18 V ... 30 V with reverse-polarity protection. Power consumption is typically 8 W ... 10 W.

How does This unit connect to a PROFINET network?

The SICK unit uses two 4-pin D-coded female M12 connectors for PROFINET, and a 4-pin male M12 for power. The interface is PROFINET IO Netload Class III.

What is the operating temperature range of This unit?

The SICK unit operates from -20 °C to +55 °C and can be stored from -40 °C to +75 °C. The IP65 housing protects against dust and water jets.

Does This unit monitor its own health?

Yes, the SICK unit provides continuous condition monitoring for signal level attenuation, laser diode aging, and temperature tracking. This helps maintenance teams plan service before failures occur.

Contact PetroPartsOnline for parts suited to your application's requirements.

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