Overview

Hi-Link LD2410 24Ghz FMCW radar sensor, it is a Frequency Modulated Continuous Wave radar, which makes it good for presence detection and its sensitivity at different ranges to both static and moving targets can be configured.

Specification

• Manufacturer: Hi-Link

• Model: LD2410B

• Frequency Band: 24 ~ 24.25GHz

• Modulation: FMCW (Frequency Modulated Continuous Wave)

• Frequency Sweep Bandwidth: 250MHz (In line with FCC and CE Certification Standards)

• Sensing Distance: 0.75 meters – 5 meters

• Resolution: 0.75 Meters

• Sensing Angle: ± 60 Degrees

• Operating Voltage Range: 5VDC ~ 12VDC

• Output and Logic Level Voltage: 3.3VDC

• Operating Current: ~79mA

• Operating Temperature Range: -40°C to +85°C

• Communication Protocol: UART (Default Baud Rate = 256000 / 1 Stop bit / No Parity bit)

• Header Pin Pitch: 1.27mm

• Dimensions: about 35mm x 7mm

Pin Definition

• PIN #1 OUT: Sensing output, active high

• PIN #2 TX: RS232 Tx, default baud rate 256000

• PIN #3 RX: RS232 Rx, default baud rate 256000

• PIN #4 GND: Ground

• PIN #5 VCC: +5VDC ~ +12VDC

Reference

Human Presence Body Induction Distance Detection Radar Sensor Module