# H06 Reset

### Definition

Resets all settings and data to factory defaults.

### Notes

1. After restoring factory defaults, the action **cannot be undone**. 
2. Please proceed with caution. After the reset, **all parameters must be reconfigured**.
3. <mark style="color:red;">Executing</mark> <mark style="color:red;"></mark><mark style="color:red;">**H06**</mark> <mark style="color:red;"></mark><mark style="color:red;">will reset</mark> <mark style="color:red;"></mark><mark style="color:red;">**Z04 (Auto Zero Flow Calibration)**</mark>, but **will not reset Z03 (Auto Initialization)**.

### Operation Procedure

<details>

<summary><strong>Button Functions</strong> <em>(Click to Expand)</em></summary>

When the main screen is displayed in **green backlight**, the four buttons function as follows:

* <img src="/files/bdd75120acea6361d128fd3deec06f1a8277e667" alt="" data-size="line"> **Blue Button (leftmost):** Return, exit, or save settings.
* Gray Direction Buttons:
  * <img src="/files/2e37e572251371c6020ab6d9e11c1fcdd5ef0369" alt="" data-size="line"> **Left Gray:** Previous Page, decrease value, or select item
  * <img src="/files/50a67ff5744401e217d5b9e838da3f7909be732f" alt="" data-size="line"> **Right Gray:** Next Page, increase value, or select item
* <img src="/files/uJJ6BEZ4sukIlwQaHrUB" alt="" data-size="line"> **Orange Button (rightmost):** Rightmost button: Enter settings, edit, or confirm selection

{% hint style="danger" %}
**Do not hold buttons for extended periods to avoid damage.**
{% endhint %}

{% hint style="info" %}
Button functions may change depending on the operation context to improve usability or prevent accidental presses.
{% endhint %}

</details>

```
H06 Reset Setting Steps
• From the main screen (green backlight), 
  press Orange Button (Setup) to enter settings (orange backlight).
• Use Gray Arrow Buttons to select H. System , press Orange Button (Enter).
• Use Gray Arrow Buttons to select H06 Reset , press Orange Button (Enter).
• Use Gray Arrow Buttons to choose the options. 
• Press Orange Button (Set) to confirm.
• Press Blue Button (ESC) to return to the main screen (green backlight).
```

<figure><img src="/files/yEwCrgZFFPI7ySxsDPHW" alt="" width="563"><figcaption></figcaption></figure>

### H06 Options, RS485 Values, Read/Write Commands, and Formats

| Option       | Description | RS-485 Value |
| ------------ | ----------- | ------------ |
| No (Default) |             | 0            |
| Yes          |             | 1            |

> Refer to the [Read/Write Memory List](/qr/fu-es-echosense-instruction-manual/communication/modbus-rtu-protocol/read-write-memory-ram.md) for the Modbus command format. This parameter uses the Int16 data format.


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