IoT Products

EM300-TH is a compact environment monitoring sensor for measurement of temperature and humidity and transmitting data using LoRaWAN® technology. With this low power consumption technology, EM300-TH can work up to 5 years with 4000 mAh battery. Combining with Milesight LoRaWAN® gateway and Milesight IoT Cloud solution, users can manage all sensor data remotely and visually.

EM300-TH is widely used for both indoor and outdoor applications such as offices, hospitals, factories, greenhouses, etc.

Technical Specification

Wireless Transmission

Technology

LoRaWAN®, Milesight D2D

Frequency

CN470/IN865/RU864/EU868/US915/AU915/KR920/AS923-1&2&3&4

Tx Power

16dBm(868 MHz)/20dBm(915 MHz)/19dBm(470 MHz)

Sensitivity

-137dBm @300bps

Mode

OTAA/ABP Class A

Measurement

Temperature

Range

-30°C to + 70°C

Accuracy

0°C to + 70°C (+/- 0.3°C), -30°C to 0°C (+/- 0.6°C)

Resolution

0.1°C

Humidity

Range

0% to 100% RH

Accuracy

10% to 90% RH (+/- 3%), below 10% and above 90% RH (+/- 5%)

Resolution

0.5% RH

Operation

Power On & Off

NFC, Power Button (Internal)

Configuration

NFC Configuration via Mobile App

Advanced Feature

Milesight D2D Controller, Data Storage, Data Retransmission

Physical Characteristics

Power Supply

1 × 4000 mAh ER18505 Li-SOCL2 Battery (extendable to 2 batteries)

Battery Life*

10 years (10 min interval)

Operating Temperature

-30°C to +70°C

Relative Humidity

0% to 100% (non-condensing)

Ingress Protection

IP67

Dimension

88.5 × 85.3 × 27 mm (3.48 × 3.36 × 1.06 in)

Installation

Wall Mounting

Approvals

Regulatory

CE, FCC

Environmental

RoHS