# Firmware Version

{% updates format="full" %}
{% update date="2026-02-26" %}

## Firmware Version: P1205

{% endupdate %}

{% update date="2024-08-01" %}

## **Firmware Version: P1203**

<details>

<summary><strong>Updates</strong></summary>

* **Improvement I**:
  * Added the Hybrid1 main screen.
  * Enhanced Modbus RTU functionality for large numbers (dosing/totalizer) and support for int64 data format:
    * **Command 04**: Enables reading of int64 large numbers.
    * **Command 03**: Enables reading of int64-related configuration parameters.
    * **Command 31**: Introduced a new 64-bit parameter write command. Modbus RTU now supports data reading for dosing.
* **Improvement II**:
  * Corrected default pipeline size string and improved cumulative precision when cumulative values are extremely large.
  * Fixed an issue where an incorrect password entry displayed abnormally on the main screen when the password feature was enabled.
  * Resolved a data error when the time unit for instantaneous flow rate was set to "day."

</details>
{% endupdate %}

{% update date="2024-08-01" %}

## **Firmware Version: 1.202**

<details>

<summary><strong>Updates</strong></summary>

**Improvement**:

* Added Modbus RTU commands 03, 06, and 30 to enable remote parameter configuration.

</details>
{% endupdate %}
{% endupdates %}

***