# D01 Paddle Alarm

### Definition

Set the flow meter’s alarm mode when module detect pipe diameter is abnormal. Default: Do Not Disturb. The alarm code belongs to Alarm – A.

### Notes

In **Do Not Disturb (DND) mode**, the screen color does not change during an abnormal condition, but values and status bits on the communication and status pages still indicate the issue.

{% hint style="info" %}

### DND Mode

When **Do Not Disturb (DND) mode** is enabled:

* The flow meter detects abnormal conditions but the red backlight will not turn on.\
  \&#xNAN;*Example:* Alarm-A “Paddle wheel abnormality” will not trigger the backlight in DND mode.
* Abnormal conditions are still displayed on the **Status/Alarm page**.
* If connected via RS485, the monitoring system still receives the alarm signal.
* OCT alarm outputs continue to operate if configured.
  {% endhint %}

### Operation Procedure

<details>

<summary><strong>Button Functions</strong> <em>(Click to Expand)</em></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="/files/bdd75120acea6361d128fd3deec06f1a8277e667" alt="" data-size="line"> **Blue Button:** Leftmost button: 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 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>

```
D01 Paddle Alarm Setting Steps
• From the main screen (green backlight), 
press Orange Button (Setup) to enter settings (orange backlight).
• Use Gray Arrow Buttons to select D.Alarm & Info , press Orange Button (Enter).
• Use Gray Arrow Buttons to select D01 Paddle Ala., 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).
```

### D01 Options, RS485 Values, Read/Write Commands, and Formats

| Option                   | Description    | RS-485 Value |
| ------------------------ | -------------- | ------------ |
| Off                      | -              | 0            |
| On                       | -              | 1            |
| Do Not Disturb (Default) | Do Not Disturb | 2            |


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