SL311US LoRaWAN CO2 Sensor with 2.9-inch E-paper (US915)

SL311 LoRaWAN CO2 Sensor is a long-range low-power CO2 sensor together with temperature and humidity, based on Semtech SX1262/SX1268, with a built-in 5400mAh Li battery that can last up to 1 year. With Sensirion high sensitivity sensor to ensure high reliability and long-term stability. The sensor is widely used in various applications like smart agriculture, industrial environment monitoring, smart farm, etc. Can easily connect to TTN and Helium network.

The sensor is widely used in various applications like smart agriculture, industrial environment monitoring, smart farm, etc. Can easily connect to TTN and Helium network.

LDS03A has the open alarm feature, user can set this feature so the device will send an alarm if the door has been open for a certain time.

LDS03A is designed for outdoor use. It has a weatherproof enclosure and industrial level battery to work in low to high temperatures.

Each LDS03A Outdoor LoRaWAN door sensor is pre-load with a set of unique keys for LoRaWAN registration, register these keys to

LoRaWAN server and it will auto-connect after power on.

• LoRaWAN 1.0.3, Class A/C Compatible
• Built-in 5400mAh Li-battery, Up to 1 year
• Type C for Local Configuration and External Power Supply
• External 3dBi Antenna, Sensirion STH 30 High Sensitivity Sensor
• 2.9-inch E-paper Display, Customized Company Logo

Parameters Feature
CPU STM32L151
Wireless LoRaWAN(SX1262/SX1268)
Encryption AES128 Optional
Battery Built-in Li-battery (Changeable, and No Recharge)
Battery Capacity 5400mAh
Working Temperature -45℃~+ 85℃
Working Humidity 0-100%RH
Communication Half duplex
Response Time Less than 15 Seconds
CO2 Measuring Range 400ppm-5000ppm
CO2 Accuracy ±(40ppm+5%)
E-Paper Temperatur 0℃~+ 50℃
Lifespan 1 Year, Data Uploading for Every 10 mins
Data Speed 300bps-62.5k bps
Size 102mm*60mm*25mm
TX Power 22dBm Max
RX Sensitivity -140 dBm
FrequencySX1268: CN470
SX1262: EU868 / US915 / AS923