Light Sensorem500 lgtEM500-LGT

Light Detection | High Sensitivity & Large Range | LoRaWAN® Wireless Transmission
Ultra-low Power Consumption | NFC | IP66

light sensor light sensor em500 lgt em500 lgt
light sensor light sensor em500 lgt em500 lgt

Light Sensor


EM500-LGT is designed for ambient light intensity detection in harsh environments. It is useful in many applications, such as brightness control, security, horticulture, floriculture and so on.

light sensor

chart iconMeasuring ranges from 0 to 100,000 lux

fast iconFast Response 1 second

battery icon 10-year battery life with low maintenance cost

light icon Accurately detect any light changes

Lighting the Way to Crop Health

Today, farming is barely sustainable without implementing modern farm technologies. When it comes to growing crops, it’s a balancing act. You need just the right amount of sun, water, and soil composition to keep plants happy and blooming.

Cloud Web & APP

Cloud Web & APP:

Light Sensor works perfectly with Ursalink Cloud (Web & App), which allows you to monitor your data in the office or on the go. With a drag-and-drop experience, Ursalink Cloud provides rich features such as intuitive widgets, triggers, sharing and transfer ownership of devices, layers, etc.

LoRaWAN Wireless Transmission

Ultra-low power consumption and easy deployment

Built-in 19000 mAh high-capacity battery can be used for 10 years.

Ultra-low power

Simple and Easy to Use
Configure Your Device via NFC

Turn on NFCTurn on NFC and attach
the sensor to the NFC area
Configure your sensorConfigure your sensor


LoRaWAN® Frequency CN470/RU864/IN865/EU868/US915/AU915/KR920/AS923
Tx Power 20dBm
Sensitivity -147dBm @300bps
Mode OTAA/ABP Class A
Measurement Range 0 ~ 100000 lux
Accuracy ±3%
Resolution 1 lux
Physical Characteristics Power Supply 19000 mAh Li-SOCL2
Operating Temperature -30°C to +60°C
Ingress Protection Transceiver: IP66 (IP67 as required)
Light Sensor: IP65
Dimension 156.1 × 71 × 69.5 mm
Mounting DIN rail, wall, pole

Selection Guide

Series Picture Model Measuring Range Descriptions
EM500- LGT device EM500-LGT 0 ~ 100000 lux 19000 mAh Li-SOCl2 battery
NFC enabled
IP66 rated

Business Type

Ordering Info