LRF50H

A high-speed 50 m LiDAR distance sensor for overhead cranes, carriage distance control and industrial safety — 20 Hz–10 kHz output (1 kHz default), 9–36 V DC input, with a switchable 650 nm aiming light.

Max range: 0.05–50 m (90% refl.)
Accuracy: ±5 cm (<10 m); 1% (≥10 m)
Weight: 15 ± 2 g
Interface: UART

905 nm Class 1 · IEC 60825-1 Overhead crane positioning Carriage distance control Industrial safety

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VIDEO / DEMO

LRF50H ON THE BENCH

Product video 1:02

The video documents appearance and demonstrated behaviour only — it does not replace the spec table above, which governs range, accuracy, interface and test conditions.

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SPEC / SHEET

LRF50H · 905 nm

Technical specifications full sheet


Laser wavelength	905 nm
Ranging range	0.05–50 m (90% refl.) · 0.05–15 m (10% refl.)
Measurement frequency	20 Hz–10 kHz, default 1 kHz
Ranging accuracy	±5 cm (<10 m) · 1% (≥10 m), 2σ
Repeatability	±5 cm
Ambient light immunity	45 m @ 100 kLux
Laser safety class	Class 1
Field of view	≈ 4 mrad
Aiming light	650 nm visible red, Class 2 (switchable; auto-off below -20 ℃)
Supply voltage	9–36 V DC
Peak current	100 mA @ 24 V
Average current	34 mA @ 24 V
Average power consumption	0.8 W
Interface	UART
Dimensions	38 × 20 × 30 mm
Weight	15 ± 2 g
Operating temperature	-20 to +60 ℃ (non-condensing)
Wire specification	5-pin 1.25 mm terminal (M1250V-05P), 50 cm tinned loose wire
Customization	Available in appearance / structure / output protocol

Interface UART-TTL, 6-pin

Pin	Signal	Description
1	9–36V	External power +
2	GND	Ground
3	GND	Ground
4	TX	Host RX
5	RX	Host TX

Application fit where it ships

Overhead crane positioning Carriage distance control Industrial safety

Data is transmitted as a standard 8-byte UART frame (0x55 0xAA header, function code, four data bytes, checksum); distance is returned as the value ×10 for a one-decimal reading. A PC configuration tool and standard command set are available for integration.