[KR920MHz] EM114039 920-923 MHz end to end Single Phase Modbus Wireless LoRaWAN Smart Electric Energy Meter

EM114039 is a single-phase KR920 MHz smart electricity meter, which supports LoRaWAN remote communication, has built-in relay, can realize remote control of relay on/off, and remote meter reading, It is widely used in smart cities and power distribution systems of the Internet of Things. South Korea utilizes the 920-923 MHz frequency band for LoRaWAN. Devices must operate within this range.

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Product Details

1.Product introduction

2.Feature

Single Phase 80A direct Connection

Measure I, V, kWh,kVarh, kW,PF... 5(80)A, 230V

High Accuracy: Active Cl1.0, Reactive Cl2.0

LoRaWAN & TTL Communication, Modbus Protocol

MID Certified with Frequency Band EU686MHz

Built-in Latching Relay For Remote Load Control

Support auto-upload mode for uploading data

Download/ Upload time interval can be set or adjusted.

Confirmations/ Off line detection available

Support auto-resume mode

comply with South Korean regulatory standards for electrical safety and metrology

Remote Firmware Upgrade (FUOTA): The ability to perform Firmware Updates Over-The-Air (FUOTA) is highly desirable for long-term deployments, allowing for bug fixes, feature enhancements, and security updates without physical intervention.

920-923 MHz frequency band (KR920MHz) for LoRaWAN

3.Specification

Product Type	Single Phase LoRaWAN Electricity Meter
Ref. voltage	220V
Ref. current	0.25-5(80)A
Impulse constant	1600imp/kWh
LCD display	LCD5+1
Operation temp.	-20~+70℃
Relative humidity	<95%
Ref. frequency	50Hz
Accuracy class	Cl.1
Starting current	0.4%/Ib(CI.1)
Load control	Built-in 80A magnetic latching relay
Power consumption	≤ 1W,<10VA
Standard compliant	IEC62052-11/IEC62053-21,IEC62055-41/IEC62056-21
LoRaWAN Communication	EU868MHz, EU433MHz, US915MHz, AU915MHz, AS923MHz, RU864MHz, KR920MHz, IN865MHz
LoRaWAN Antenna	SMA Socket

EM114039 Single Phase Modbus Wireless LoRaWAN Smart Electric Energy Meter With MID Approved