# Main Screen

The FP-AS310 features **six** main screens. The **H11 Home Page** function allows selection of the screen displayed at startup. Detailed instructions for **H11** operation are provided at the end of this chapter.

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/6c0b22a2048cf9b2afd86fac7a65e414feb967d4" alt="" data-size="line"> **Orange Button (rightmost):** Rightmost button: Enter settings, edit, or confirm selection

## **Main Screen Menu**

### Screen 1: **Flowrate**

The first line of the LCD shows the flow unit, the second line shows **Instant Flowrate**, and the third line shows the **Setup** on the lower right, indicating that pressing the orange button switches to the **Settings screen**.

<figure><img src="/files/YvuTWYumoAbac8MVIYcR" alt=""><figcaption></figcaption></figure>

### **Screen 2: Total**

The first line of the LCD shows the total flow unit (**L**), the second line displays **Total Flow**, and the third line shows the flow signal on the lower left and **Setup** on the lower right, indicating that pressing the orange button switches to the **Settings screen**. Total flow units can be adjusted in [**B03 Total Unit**](/qr/fp-as310-english-v5/parameters/b-unit/b03-total-unit.md).

{% hint style="info" %}
Flow in Simulation Mode is also included in the total flow.
{% endhint %}

### **Screen 3: Flowrate \<Large>**

Displays **instant flowrate** with enlarged digits for easy viewing. The large digits show the flowrate, and the lower right displays the unit (**L/m**). Pressing the orange button at the lower right switches to the **Settings screen**. Flow units can be adjusted in [**B01 Vol. Unit**](/qr/fp-as310-english-v5/parameters/b-unit/b01-vol.-unit.md) and [**B02 Time Unit**](/qr/fp-as310-english-v5/parameters/b-unit/b02-time-unit.md).

<figure><img src="/files/5X2FsEcht62Go8SrRCyL" alt=""><figcaption></figcaption></figure>

### **Screen 7: Total \<Large>**

Displays total flow with enlarged digits for easy viewing. The large digits show **Total Flow**, **POS** at the bottom indicates forward direction, and the lower right shows the flow unit (**L**). Pressing the orange button at the lower right switches to the **Settings screen**. Total flow units can be adjusted in [**B03 Total Unit**](/qr/fp-as310-english-v5/parameters/b-unit/b03-total-unit.md).

{% hint style="info" %}
Flow in Simulation Mode is also included in the total accumulated flow.
{% endhint %}

<figure><img src="/files/u9pcpvQSJ5DGARIT7K3K" alt=""><figcaption></figcaption></figure>

### **Screen 5: Status Page**

Displays system status and diagnostics, showing **Alarm A, B, C codes** and the system **S code**. A red flowmeter indicator signals a problem requiring attention; switching to this screen allows confirmation of flowmeter abnormalities. For details, refer to [**Alarms and System Status**](broken://pages/-M7fhYvV_rbe6MuYqmRx) (original document link retained at source).

{% hint style="info" %}
Record a video or take a photo of this page for factory verification when an issue occurs.
{% endhint %}

<figure><img src="/files/dhByWBQ1PdkNZsyo93Os" alt=""><figcaption></figcaption></figure>

### Screen 6: Hybrid1

The hybrid screen displays both **Instant Flowrate** and **Total Flow** simultaneously. \
The LED screen displays data (up to five digits). The LCD first line shows **Instant Flowrate**, the second line shows **Total Flow**, and the third line shows the **Setup** on the lower right, indicating that pressing the orange button switches to the **Settings screen**.

Instant flow units can be adjusted in [B01 Vol. Unit](/qr/fp-as310-english-v5/parameters/b-unit/b01-vol.-unit.md) and [B02 Time Unit](/qr/fp-as310-english-v5/parameters/b-unit/b02-time-unit.md), while total flow units can be adjusted in [B03 Total Unit](/qr/fp-as310-english-v5/parameters/b-unit/b03-total-unit.md).

<figure><img src="/files/7UPO0xsSQrgkereauHlp" alt=""><figcaption></figcaption></figure>


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