# C01 Total Method

### Definition

Sets the totalizer counting method. Changing this method will reset all accumulated data. Default is forward flow.

### Notes

Changing the counting mode will reset the totalizer to zero and start a new accumulation.

### 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>

```
C01 Total Method Setting Steps
• From the main screen (green backlight), 
  press Orange Button (Setup) to enter settings (orange backlight).
• Use Gray Arrow Buttons to select C. Total, press Orange Button (Enter).
• Use Gray Arrow Buttons to select C01 Total Method, 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="https://3404778090-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fi4ECt41Kyy9211OWazj4%2Fuploads%2FWENbokVvvmhQZHqsu612%2FFU-LT-C01-en.png?alt=media&#x26;token=e6590418-c024-462e-ba1f-ee99a485ad45" alt="" width="375"><figcaption></figcaption></figure>

On Main Screen 5: Total \<Large>\
The LCD displays the totalizer value in large digits. The bottom of the screen shows POS, NET, and NEG, representing Forward (POS), Net (NET), and Reverse (NEG), respectively.

<figure><img src="https://3404778090-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fi4ECt41Kyy9211OWazj4%2Fuploads%2FIN6ns8h2nQ577zA6ErnZ%2FFU-LT-Homepage-en-Total(large).jpg?alt=media&#x26;token=9451675e-a530-4e2e-81b2-615935eaf0f0" alt="" width="563"><figcaption></figcaption></figure>

### C01 Options, RS485 Values, Read/Write Commands, and Formats

| Options           | Description | RS-485 Value |
| ----------------- | ----------- | ------------ |
| Forward (Default) | POS         | 0            |
| Reverse           | NEG         | 1            |
| Net               | NET         | 2            |

> 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 Int16 data format.