# A06 Pipe thickness

#### Definition

Set the pipe wall thickness. Default values vary depending on the selected pipe unit.

|   DN | Default (mm) | Default (inch) | Minimum (mm) | Minimum (inch) | Maximum (mm) | Maximum (inch) |
| ---: | :----------: | :------------: | :----------: | :------------: | :----------: | :------------: |
|  DN8 |      1.1     |     0.0433     |      0.5     |     0.0196     |       4      |     0.1574     |
| DN10 |      2.3     |     0.0905     |      0.7     |     0.0275     |       4      |     0.1574     |
| DN15 |      2.7     |     0.1062     |      0.5     |     0.0196     |       5      |     0.1968     |
| DN20 |      2.7     |     0.1062     |      0.8     |     0.0314     |      5.5     |     0.2165     |
| DN25 |      3.2     |     0.1259     |      1.0     |     0.0393     |       6      |     0.2362     |

### Notes

1. Pipe size units are determined by **B06 (Pipe Size Unit)**.
2. <mark style="color:red;">Each time the pipe size is changed, please re-execute</mark> <mark style="color:red;"></mark><mark style="color:red;">**Z03 Auto Initialize**</mark> <mark style="color:red;"></mark><mark style="color:red;">and</mark> <mark style="color:red;"></mark><mark style="color:red;">**Z04 Auto Zero Offset**</mark> <mark style="color:red;"></mark><mark style="color:red;">to improve measurement accuracy and ensure stable product performance.</mark>
3. On certain firmware versions, a pipe material confirmation page will appear after setting **A06 Pipe Wall Thickness**. Please select the matching pipe material or choose **Custom**. If a predefined pipe material is selected, **A08 (Pipe Material)** will be synchronized automatically.

### Operation Procedure

<details>

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

The main unit has **four buttons**. The **bottom line (Line 3)** of the LCD displays the current function of each button. Under normal operation, the button functions are as follows:

* <img src="https://content.gitbook.com/content/i4ECt41Kyy9211OWazj4/blobs/BZuNjMgY75LH0onY5NtL/image" alt="" data-size="line"> **Blue Button -** Leftmost button: Return, exit, or save settings.

Gray Arrow Buttons:

* <img src="https://content.gitbook.com/content/i4ECt41Kyy9211OWazj4/blobs/Br88VpmnPLAPdutxVdZb/image" alt="" data-size="line"> **Left Gray Button:** Page up, increase value, or select item
* <img src="https://content.gitbook.com/content/i4ECt41Kyy9211OWazj4/blobs/3Dzp8nuxmHsaZ7LqBscw/image" alt="" data-size="line"> **Right Gray Button:** Page down, decrease value, or select item
* <img src="https://content.gitbook.com/content/i4ECt41Kyy9211OWazj4/blobs/sq6fX6r39JE0Au2hahAR/image" alt="" data-size="line"> **Orange Button:** 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>

```
A06 Pipe Thickness Setting Steps
• From the main screen(green backlight), 
  press Orange Button(Setup) to enter settings (orange backlight).
• Use Gray Arrow Buttons to select A. Measurement, press Orange Button(Enter).
• Use Gray Arrow Buttons to select A06 Pipe Thickness, press Orange Button(Enter).
• Use Gray Arrow Buttons to choose the digit to adjust(highlighted in dark gray).
• Press Orange Button(Edit) to enter adjustment mode.
• Adjust digits: Left Gray Button to increase, Right Gray Button to decrease.
• Press Orange Button(Set) to confirm each digit; repeat for other digits as needed.
• After all digits are set, press Blue Button(Save).
• Confirm by pressing Orange Button(Save) (or Blue Button(NOT) to cancel).
• On certain versions, a “Pipe Material Confirmation” screen will be displayed.
• Use the gray arrow keys to select the matching pipe material or Custom, 
  then press the orange Set key to confirm.
• Press Blue Button(ESC) to return to the main screen(green backlight).
```

<figure><img src="https://3404778090-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fi4ECt41Kyy9211OWazj4%2Fuploads%2FraKQw5cPpNuyFHJvLOJD%2FFU-LT-A06-en.png?alt=media&#x26;token=2a959b70-920c-4b2a-97fa-19a03b20e8a8" alt="" width="375"><figcaption></figcaption></figure>

## A06 Options, RS485 Values, Read/Write Commands, and Formats

| Input Range of This Parameter | Corresponding Values     | RS-485 Value |
| ----------------------------- | ------------------------ | ------------ |
| Default                       | Refer to the table above | -            |
| Minimum                       |                          | -            |
| Maximum                       |                          | -            |

> Refer to the [Read/Write Memory List](https://docs.lorric.com/qr/fu-lt-english-v1/communication/modbus-rtu-protocol/read-write-memory-ram) for the Modbus command format. This parameter uses the float 32 data format.