Communication

KM14

LoRa™ Communication Module

Product Overview

Product Overview

  • Support LoRa™ for uplink, frequency: 433MHz

  • Support RS232 with CTS / RTS for downlink communication with meter.

  • Support USB port for locally configuration

  • Flexible LoRa™ Tx power level setting (5 ~ 20dBm)

  • Equips one USB port to configure the module.

  • Provide backup power (super capacitor) for LoRa module in case of no external power from meter.

Parameters

Parameters

  • The LoRa Module can be working as universal module, it means can be integrated with all brand meter of TNB’s suppliers (EDMI, Itron, MiM & Krizik)

  • Supports long distance communication, so that can easily access the meter in the steel meter box or in the basement. (Indoor Range: 2 KM, Outdoor Range: 11.5 KM)

Key Features

Key Features

  • Universal Module

  • Efficient Power Consumption

  • Integrated LoRa™ Technology

  • Stable Data Transmission

  • Robust Range

  • High Sensitivity

  • Transparent Transmission

  • Equipped With Super Capacitor

  • Multiple Baud Rates

  • LED Indicator Status

  • LoraWAN™ Protocol

  • Remote Upgrades (FOTA)

  • Local Configuration

  • Anti-Interference Capability

  • Highly Reliable Performance

Technical Data

Operation Temperature

-40°C to +85°C

Humidity Range

10% RH to 90% RH, No Condensation

Operation Voltage

DC 9 V - 14.5 V

Current

< 500 mW

Antenna

SMA (female) connector can be connected short or long type antenna

LoRa™ Parameters

  • Frequency: 433.175 MHz, 433.375 MHz, 433.575 MHz

  • Indoor Range: 2.0 KM

  • Outdoor Range: 11.5 KM

  • Transmit Power: 20 dBm (100 mW)

  • Receiver Sensitivity: -140 dBm

  • Date Rate: 6 Level, 0.3, 0.6, 1.0, 1.8, 3.1, 5.5 kbps

LED BEHAVIOR STATUS

RUN- On

Power On

RUN - Off

Power Off / Cannot Power On Normally

TXD- Flashing

Modem Sending Data to ME

RXD- Flashing

Modem Receiving Data from ME

LORA- Flashing

Modem Receiving Data from ME


LEGAL DIRECTIVE / STANDARD

  • EN300220

  • EN301 489-1

  • EN301 908-52

  • EN62368

  • EN62311

  • EN60529

Diagram

Product Compliance

Join us on the journey to Smarter Energy

Whether you're a utility, system integrator, or government agency, We are ready to support your goals across the globe.

Join us on the journey to Smarter Energy

Whether you're a utility, system integrator, or government agency, We are ready to support your goals across the globe.

Join us on the journey to Smarter Energy

Whether you're a utility, system integrator, or government agency, We are ready to support your goals across the globe.