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Telegram Overview

The TBox and HMI exchange data using fixed-length telegrams.

Receive Data

Telegrams sent from the HMI to the TBox.

TelegramData typeDescription
Telegram 01BYTEControls sockets, pumps, dimmers and relays.
Telegram 02BYTE / UINTTransfers system settings, commands, calibration values and force-off times.

Send Data

Telegrams sent from the TBox to the HMI.

TelegramData typeDescription
Telegram 01BYTETransfers hardware availability, network information, actuator states and pump settings.
Telegram 02INTTransfers TBox measurements, energy values and sensor values from hardware numbers 01–60.
Telegram 03INTTransfers I²C sensor values from hardware numbers 61–120.