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#02

Invalid Modbus Address

Omron · MX2 Inverter RS-485 Connection Guide

¿Qué significa #02 ?

The Destination Device (inverter) reported that the specified register address does not exist within its memory map. This means the Modbus command attempted to access a register address that is not allocated or supported by the inverter's Modbus communication data list, preventing data access.

Causas comunes

  • The Register address (S+2) specified in the CMND instruction is outside the valid range for the Destination Device.
  • An incorrect or non-existent register number was targeted in the Modbus command, leading to an attempt to access undefined memory.

Pasos de reparación & Lista de verificación

Haga clic en los pasos para seguir su progreso.

  1. 1

    Verify the Register address (S+2) in the CMND instruction operand (e.g., #1016 for Total Power ON Time Monitor).

  2. 2

    Refer to '8-9 Modbus Communication Data Lists' in the Multi-function Compact Inverter MX2 Series Type V1 User’s Manual (Cat. No. I585) to confirm valid register addresses for the inverter.

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Datos técnicos verificados. Última actualización: March 2026

Fallas relacionadas

Fuente: Omron MX2 Inverter RS-485 Connection Guide