DL100-21HA2110: A Field-Proven Sensor for Demanding Environments

Industrial automation has evolved from simple limit switches to intelligent sensors that deliver precise position feedback in real time. The SICK DL100-21HA2110 is a rugged, dependable laser distance sensor that embodies this evolution. It measures distances up to 100 m on Diamond Grade reflective tape using phase shift optical time-of-flight technology. Its integrated heating system ensures reliable operation in temperatures as low as -40 °C, making it a mission-critical component for cold-storage and outdoor applications.

Key Features and Technical Specifications

• Measurement Principle: Phase shift optical time-of-flight laser distance measurement.
• Measuring Range: 0.15 m to 100 m on Diamond Grade reflective tape.
• Light Source: Visible red laser diode, 658 nm wavelength, Class 2 per IEC 60825-1:2014, average optical power < 1 mW.
• Repeatability: 0.5 mm to 1 mm (typical 0.5 mm at 1 σ).
• Measurement Accuracy: Typ. ± 2 mm to ± 3 mm.
• Maximum Tracking Velocity: 15 m/s.
• Maximum Acceleration: 15 m/s².
• Output Time / Measurement Cycle: ≥ 1 ms (continuous internal measurement rate 1 ms; fieldbus cycle dependent).
• Supply Voltage: DC 18 V to 30 V (reverse-polarity protected; limit values).
• Power Consumption: Typ. 25 W to 35 W (internal heating element active).
• Communication Interface: EtherNet/IP (dual-port 100 Mbit/s, DLR supported); 2x push-pull digital outputs (PNP/NPN, configurable B/Q, ≤ 100 mA); multifunctional input (MF).
• Electrical Connection: Power: male M12 4-pin; Ethernet: 2x female M12, 4-pin (D-coded, SPEEDCON™).
• Ambient Temperature, Operation: -40 °C to +55 °C (integrated heating system active).
• Ambient Temperature, Storage: -40 °C to +75 °C.
• Enclosure Protection Rating: IP65 (EN 60529).
• Housing Material: Aluminum die-cast with acrylic glass (PMMA) optical window.
• Physical Dimensions (W x H x D): 69.4 mm x 82.5 mm x 100.2 mm.
• Device Weight: Approx. 1,000 g.

The combination of high tracking velocity and acceleration makes this sensor ideal for automated storage and retrieval systems (ASRS). The EtherNet/IP interface with dual-port and DLR support simplifies network integration and reduces cabling. The integrated heating system is a distinctive feature that sets this sensor apart in cold-storage environments.

Applications and Use Cases

In the oil and gas industry, reliable position feedback is essential for material handling and storage. The SICK unit excels in automated storage and retrieval systems (ASRS) where high speed and accuracy are required. Its 100 m range on Diamond Grade reflective tape allows for flexible layout design in large warehouses. Furthermore, the integrated heating system ensures operation in cold-storage facilities down to -40 °C, which is critical for preserving temperature-sensitive materials. The IP65 rating and rugged aluminum housing protect against dust and water jets, making it suitable for harsh industrial environments.

Installation and Setup

Proper installation is key to achieving optimal performance. Mount the sensor using the optical 3-axis alignment bracket (available separately) to ensure precise alignment with the reflective tape. The integrated LC display with intuitive menu navigation simplifies configuration and diagnostics. Connect power via the male M12 4-pin connector and Ethernet via the two female M12 4-pin D-coded connectors. Ensure that the supply voltage is within the specified range of DC 18 V to 30 V. For EtherNet/IP networks, configure the dual-port for DLR if ring topology is used. Always follow the manufacturer's safety guidelines for Class 2 laser products.

Compatibility and Integration

The SICK unit integrates seamlessly into EtherNet/IP networks, thanks to its dual-port 100 Mbit/s interface with DLR support. This allows for redundant ring topologies that enhance network reliability. The two push-pull digital outputs and multifunctional input provide additional flexibility for triggering or signaling. When wiring into an EtherNet/IP network, ensure that cables and connectors meet the required specifications. For applications requiring a different fieldbus, an external gateway may be necessary; consult PetroPartsOnline for guidance on compatible accessories.

Maintenance and Reliability

The SICK unit is built for demanding environments, with a rugged aluminum die-cast housing and IP65 protection. Regular inspection of the optical window is recommended to ensure clear measurement. The integrated heating system reduces condensation and frost buildup in cold storage, enhancing reliability. Because the sensor has no moving parts, wear is minimal. However, periodic checks of the mounting and connections are advised to maintain optimal performance. For mission-critical operations, keep a spare sensor on hand to minimize downtime.

Frequently Asked Questions

What is the operating temperature range of the SICK unit?

The SICK unit operates from -40 °C to +55 °C with the integrated heating system active.

Can This unit be used as a bently nevada probe replacement?

This unit is a laser distance sensor, not a proximity probe. For bently nevada probe replacement, consult PetroPartsOnline for suitable alternatives.

What is the maximum measuring range of this sensor?

The SICK unit measures up to 100 m on Diamond Grade reflective tape.

Does the sensor support EtherNet/IP?

Yes, the SICK unit features an EtherNet/IP interface with dual-port 100 Mbit/s and DLR support.

What is the supply voltage requirement?

The sensor requires a supply voltage of DC 18 V to 30 V and is reverse-polarity protected.

Product Support and Availability

PetroPartsOnline provides reliable sourcing for critical operations. Contact PetroPartsOnline for current availability and application-specific selection guidance for the SICK unit.

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