📖
EM4302T-LRW
  • Introduction
  • About this document
  • Declaration of Conformity
  • DEVICE
    • Device Overview
      • Installation
      • Connection Diagrams
      • Wiring and Torques
    • Technical Specifications
    • Operation Guide
      • 🔡Parameters and Settings
        • Communication Settings
    • Registers
      • Generic Data
      • Device Data
      • LoRaWAN Data
  • LoRaWAN
    • LoRaWAN Communication
      • Payloads
        • Uplinks
        • Downlinks
  • Support and Maintenance
    • Troubleshooting
    • Maintenance
    • Changelog
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On this page
  • Generic Device Information
  • Alarms
  • Periodic Transmissions
  1. LoRaWAN
  2. LoRaWAN Communication
  3. Payloads

Uplinks

Generic Device Information

The device sends an uplink containing generic device information following a succesfull network join. The generic device information is send over fPort 50.

If the device is battery powered, the battery related parameters are send with any of the regular periodical transmissions of the device.

Channel
Type
Description

ff

00 (Status)

Status of the device

01 (Manufacturer)

Hex of the manufacturer

02 (Model)

Hex of the model

03 (Device SN)

7 digits serial number

11 (Device Class)

0x00: Class A, 0x01: Class B, 0x02: Class C

06 (Power Event)

0x00: AC Power Off, 0x01: AC Power On

05 (Hardware Version)

Hardware version, example 0100 is version 1.00

04 (Firmware Version)

Firmware version, example 0100 is version 1.00

07 (Battery Voltage)

Battery Voltage

08 (Battery Percentage)

Battery Percentage

Alarms

If an alarm occurs within the device an uplink message is immediately send over fPort 11. The message contains the register number of the alarm and the current value.

Channel
Type
Description

0xAA

0xFE

Current timestamp of the device, taken from device RTC.

0xAA

0x00

0xAA

0x01

LoRaWAN watchdog alarm 0x00 : normal 0x01 : alarm

The alarm payload is modified based on the underlying device.

Periodic Transmissions

The device sends a periodic transmission based on the configuration of the device settings. By default the device send a periodic uplink as below every 15 minutes, the periodic transmission can be altered by sending a downlink to the device.

See how to alter the periodic transmissions on the Downlink Commands.

Channel
Type
Item
Description

01

0x01

Device timestamp

Current timestamp of the device, taken from device RTC.

0402

Total import active energy

0404

Total export active energy

0006

Phase 1 current

0008

Phase 2 current

000A

Phase 3 current

000C

Phase 1 active power

000E

Phase 2 active power

0010

Phase 3 active power

PreviousPayloadsNextDownlinks

Last updated 6 months ago