Product Overview

The SICK LMS511-21100 belongs to the LMS511 family of laser scanners. This Lite variant provides cost effective performance for many applications. The SICK LMS511-21100 uses infrared laser class 1 for safe operation. You get scanning frequencies from 25 Hz up to 75 Hz. The sensor has self-heating with additional integrated heating elements. The SICK LMS511-21100 provides 4 field sets for flexible configuration.

Technical Specifications

The SICK LMS511-21100 delivers reliable scanning performance with high resolution. All parameters follow the official datasheet.

Scanning Performance

• Application: Outdoor and Indoor

• Variant: Lite

• Resolution power: High resolution

• Light source: Infrared at 905 nm (± 10 nm)

• Laser class: Class 1 (EN/IEC 60825-1:2014, EN 60825-1:2014+A11:2021)

• Horizontal aperture angle: 190 degrees

• Scanning frequency: 25 Hz, 35 Hz, 50 Hz, or 75 Hz

• Working range: 0.2 meters to 80 meters

• Scanning range at 10% remission: 26 meters

• Measurement accuracy: ± 12 mm

• Amount of evaluated echoes: 2

Angular Resolution Options

• Horizontal: 0.25 degrees

• Horizontal: 0.5 degrees

• Horizontal: 1.0 degree

Spot Size & Divergence

• Divergence: 4.7 mrad

• At the viewing window: 13.5 mm

• At 26 meters: 136 mm

• At 40 meters: 202 mm

• Scan field flatness combined: ± 0.72 degrees

• Typical conical error (1 sigma): -0.11° ± 0.1°

• Typical tilt (1 sigma): +0.15° ± 0.08°

System Accuracy & Error

• Systematic error (1m to 10m): ± 25 mm

• Systematic error (10m to 20m): ± 35 mm (typical)

• Statistical error (1m to 10m): 7 mm

• Statistical error (10m to 20m): 9 mm (typical)

• Response time: ≥ 13 ms

• Detectable object shape: Almost any

Integrated Applications & Filters

• Integrated application: Field evaluation

• Number of field sets: 4 fields

• Simultaneous evaluation cases: 4

• Filters: Echo filter, fog filter, particle filter, average filter, glare filter

Interfaces

• Ethernet: Yes, TCP/IP, UDP/IP, OPC DA, Host and AUX, NTP at 10/100 MBit/s

• Serial: Yes, RS-232 and RS-422 at 9.6 kBaud to 500 kBaud

• USB: Yes, Mini-USB for service interface

• Digital inputs: 2 (digital)

• Digital outputs: 3 (digital)

• Optical indicators: 5 LEDs with additional 7-segment display

Electrical & Mechanical Specifications

• Connection type: 4 x M12 round connectors

• Supply voltage: 24 V DC ± 20 percent

• Power consumption: 22 W typical, plus 55 W for heating

• Housing material: AlSi12

• Housing color: Gray (RAL 7032)

• Window material: Polycarbonate with scratch-resistant coating

• Enclosure rating: IP65 and IP67 (EN 60529, Section 14.2.7)

• Protection class: III (IEC 61140:2016-11)

• Weight: 3.7 kg

• Dimensions (L x W x H): 160 mm x 155 mm x 185 mm

• MTBF: > 100 years

• Heating: Self-heating with additional integrated heating

Environmental Specifications

• Object remission: 2 percent to > 1,000 percent (reflectors)

• EMC emitted radiation: Industrial environment (IEC 61000-6-3:2020)

• EMC immunity: Industrial environment (IEC 61000-6-2:2016)

• Vibration resistance: Sine test 10 Hz to 150 Hz, amplitude 0.35 mm to 5 g, 20 cycles

• Shock resistance: 15 g at 11 ms (6 single shocks per axis); 10 g at 16 ms (1,000 continuous shocks per axis)

• Impact resistance: IK05, IK06, IK07 (DIN EN 50102:09-1997)

• Ambient operating temperature: -30°C to +50°C

• Storage temperature: -40°C to +70°C

• Ambient light immunity: 70,000 lx

Installation Guide

Follow these steps to install the SICK LMS511-21100 correctly.

1. Mount the sensor on a stable bracket at the desired height.

2. Connect the four M12 round connectors for power, Ethernet, and I/O.

3. Apply 24 V DC power with ±20 percent tolerance to the SICK LMS511-21100.

4. Enable the integrated heating for outdoor operation below 0°C.

5. Configure the scanning frequency between 25 Hz and 75 Hz for your application.

6. Select the angular resolution from 0.25, 0.5, or 1.0 degree as needed.

7. Set up the Ethernet interface using TCP/IP or UDP/IP protocols.

Packing List

This package for the SICK LMS511-21100 includes the following items.

• SICK LMS511-21100 laser scanner (one unit)

• Four M12 round connectors

• Product documentation and quick start guide

• Mounting bracket kit

Frequently Asked Questions (FAQ)

1. What is the difference between LMS511-21100 and LMS511-10100?
The SICK LMS511-21100 is the Lite variant with 2 echoes and 4 field sets. The LMS511-10100 PRO has 5 echoes and 10 field sets with higher resolution options.

2. What is the maximum range of the SICK LMS511-21100?
The SICK LMS511-21100 has a working range up to 80 meters. At 10 percent object remission, the scanning range is 26 meters.

3. Can the LMS511-21100 be used outdoors in cold weather?
Yes, the SICK LMS511-21100 has self-heating with integrated heating. It operates from -30°C to +50°C for outdoor use.

4. What interfaces does the LMS511-21100 support?
The SICK LMS511-21100 supports Ethernet (TCP/IP, UDP/IP, OPC DA), serial (RS-232/RS-422), and USB. The Ethernet port runs at 10/100 MBit/s.

5. How many field sets does the SICK LMS511-21100 provide?
The SICK LMS511-21100 provides 4 field sets. It supports 4 simultaneous evaluation cases for monitoring applications.