# Emlid Reach RS2/2+

The Emlid Reach RS2 is a capable 3rd party base station that enables RTK and PPK workflows. It is not a required component for the RTK-PPK module. 

## Emlid RS2 Documentation

To view Emlid's documentation on the Reach RS2 Base Station, click this link.

{% embed url="<https://docs.emlid.com/reachrs2/>" %}
Emlid Reach RS2+ Documentation
{% endembed %}

***

## Software Setup for RTK

{% stepper %}
{% step %}

### Download Emlid Flow App

{% embed url="<https://apps.apple.com/us/app/emlid-flow/id1463967138>" %}
Emlid Flow iOS download
{% endembed %}

{% embed url="<https://play.google.com/store/apps/details?gl=US&hl=en&id=com.emlid.reachview3&pli=1>" %}
Emlid Flow Android Download
{% endembed %}
{% endstep %}

{% step %}

### Connect Device to RS2 via Bluetooth or Wi-Fi

For documentation on connecting to the base station click this link

{% embed url="<https://docs.emlid.com/reachrs2/before-you-start/connecting-to-reach/>" %}
Reach RS+ Connecting to Smart Phone Documentation
{% endembed %}
{% endstep %}

{% step %}

### Configure Output Settings

Once your are connected to the Base Station in the Emlid Flow App, open the Base Output setting menu

<figure><img src="https://880432523-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZVOsw5zLqTIEr4ErRyeO%2Fuploads%2Fw2ruCCfSeEEUOaJ2XiFv%2F6401%20red.png?alt=media&#x26;token=4f4039d4-8e7e-4bf7-8492-c62bc334d3bf" alt="" width="188"><figcaption><p>Base Output</p></figcaption></figure>

Click Serial to select it as the Base Output type. Then click the pencil icon to edit the serial settings

<figure><img src="https://880432523-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZVOsw5zLqTIEr4ErRyeO%2Fuploads%2FxVR3mIrafMFx8CRAsRo8%2F6402%20red.png?alt=media&#x26;token=17c1ee72-bd8b-4b2e-99e4-221b3b2f48f9" alt="" width="188"><figcaption><p>Serial</p></figcaption></figure>

Click USB OTG to select it as the Serial Type.

<figure><img src="https://880432523-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZVOsw5zLqTIEr4ErRyeO%2Fuploads%2FfgRrwCQRr9Ka9F3Mh01U%2F6403%20red.png?alt=media&#x26;token=0ff615f9-5285-40b5-b528-138632425724" alt="" width="188"><figcaption><p>USB OTG</p></figcaption></figure>

Click Baud Rate to edit it.&#x20;

<figure><img src="https://880432523-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZVOsw5zLqTIEr4ErRyeO%2Fuploads%2F9mr09fPMjSW3Mjr7laSL%2Fimage.png?alt=media&#x26;token=5f4aecc9-68c2-45b3-8564-3b8be24a970a" alt="" width="188"><figcaption></figcaption></figure>

Click 115200 to select it as the Baud Rate. &#x20;

<figure><img src="https://880432523-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZVOsw5zLqTIEr4ErRyeO%2Fuploads%2Ffj2fvckGjPMGdroDAf6A%2Fimage.png?alt=media&#x26;token=2e19e1af-cd50-463c-b2cc-43b83be967fd" alt="" width="188"><figcaption></figcaption></figure>
{% endstep %}
{% endstepper %}

***

## Software Setup for PPK

{% stepper %}
{% step %}

### Download Emlid Flow App

{% embed url="<https://apps.apple.com/us/app/emlid-flow/id1463967138>" %}
Emlid Flow iOS download
{% endembed %}

{% embed url="<https://play.google.com/store/apps/details?gl=US&hl=en&id=com.emlid.reachview3&pli=1>" %}
Emlid Flow Android Download
{% endembed %}
{% endstep %}

{% step %}

### Connect Device to RS2 via Bluetooth or Wi-Fi

For documentation on connecting to the base station click this link

{% embed url="<https://docs.emlid.com/reachrs2/before-you-start/connecting-to-reach/>" %}
Reach RS+ Connecting to Smart Phone Documentation
{% endembed %}
{% endstep %}

{% step %}

### Configure Settings

Once your are connected to the Base Station in the Emlid Flow App, open the settings menu.&#x20;

<figure><img src="https://880432523-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZVOsw5zLqTIEr4ErRyeO%2Fuploads%2F074fLhnMXYSWk7vDnM2y%2FPPK%201.png?alt=media&#x26;token=41b61b4a-a338-4442-924a-2f036ddcdf19" alt="" width="188"><figcaption></figcaption></figure>

Click on GNSS Settings.

<figure><img src="https://880432523-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZVOsw5zLqTIEr4ErRyeO%2Fuploads%2FqusGgNcNRCsvA7xgDhcE%2FPPK%20Config%202.png?alt=media&#x26;token=5ef1d966-868d-4ba8-9201-b59f78809fac" alt="" width="188"><figcaption></figcaption></figure>

Verify that GNSS update rate is set to 5Hz.

<figure><img src="https://880432523-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZVOsw5zLqTIEr4ErRyeO%2Fuploads%2FH7nBcMDxEMpdDrfaYuPk%2FPPK%20Config%203.png?alt=media&#x26;token=0e6d08dd-1330-4335-a0df-956098a75734" alt="" width="188"><figcaption></figcaption></figure>

Return to the home page and click on logging.

<figure><img src="https://880432523-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZVOsw5zLqTIEr4ErRyeO%2Fuploads%2FVB8c9I0GTxASRo6g3lEG%2FPPK%202.png?alt=media&#x26;token=f4a021c5-9938-47ad-b06d-981d9cdbca09" alt="" width="188"><figcaption></figcaption></figure>

Click Recorded Logs and Settings.&#x20;

<figure><img src="https://880432523-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZVOsw5zLqTIEr4ErRyeO%2Fuploads%2Fi7txlvJThxUeeARi6j70%2FPPK%203.png?alt=media&#x26;token=46bf60f7-0cac-4209-934f-c3a6e364c673" alt="" width="188"><figcaption></figcaption></figure>

Click the blue gear icon.&#x20;

<figure><img src="https://880432523-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZVOsw5zLqTIEr4ErRyeO%2Fuploads%2F71I46AjNL8PYV5NvHTrz%2FPPK%205.png?alt=media&#x26;token=e2649854-5456-4702-af58-032f07ca965d" alt="" width="188"><figcaption></figcaption></figure>

Verify the Format is set to RINEX 3.03.

<figure><img src="https://880432523-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZVOsw5zLqTIEr4ErRyeO%2Fuploads%2FuqsYW1V3HTwCIyIYw1rz%2Fppk%207.png?alt=media&#x26;token=dbc5b358-31cd-4dab-9c06-2641a44caced" alt="" width="188"><figcaption></figcaption></figure>

Scroll down to Common Settings and enable the Autostart feature.&#x20;

<figure><img src="https://880432523-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZVOsw5zLqTIEr4ErRyeO%2Fuploads%2FNEmcPD2u8TupGdYxS7EI%2FPPK%206.png?alt=media&#x26;token=8db1002f-21e8-4539-9e81-2b5cc31bacec" alt="" width="188"><figcaption></figcaption></figure>

Click Apply, and your RS2 will now automatically start logging PPK data when powered.

{% hint style="info" %}
To manually start logging, click the Start Recording button in the logging section.
{% endhint %}
{% endstep %}
{% endstepper %}

## Hardware Setup&#x20;

{% stepper %}
{% step %}

### Mount The RS2

Mount the RS2 base station to a survey pole or tripod.&#x20;

<figure><img src="https://880432523-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZVOsw5zLqTIEr4ErRyeO%2Fuploads%2F3ymqNQ9k364ppaILOeJl%2Fimage.png?alt=media&#x26;token=10006bcc-c020-447d-abab-764a8ae2f36c" alt="" width="188"><figcaption></figcaption></figure>

{% endstep %}

{% step %}

### Connect Ground Radio (RTK ONLY)

{% hint style="info" %}
This step is only required when operating with RTK.&#x20;
{% endhint %}

Connect the Sentera ground radio to the RS2 using a USB-C to USB-C Cable.&#x20;

<figure><img src="https://880432523-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZVOsw5zLqTIEr4ErRyeO%2Fuploads%2FSIqaKzOX5OeLoSRaTkfK%2Fimage.png?alt=media&#x26;token=6b60436d-65f1-406d-89a1-a5df01fcb1c5" alt="" width="375"><figcaption></figcaption></figure>

{% hint style="info" %}
The USB-C port on the Emlid Base Station can be found underneath the blue rubber tab.&#x20;
{% endhint %}
{% endstep %}

{% step %}

### Place The Radio (RTK ONLY)

{% hint style="info" %}
This step is only required when operating with RTK.&#x20;
{% endhint %}

Place the Sentera ground radio such that the antenna is pointed towards the sky.&#x20;

The Sentera ground radio has an integrated magnet and a 1/4"-20 thread mount that can be utilized for mounting as the end user sees fit.&#x20;
{% endstep %}

{% step %}

### Verify the Antenna is Mounted on the Drone (RTK ONLY)

{% hint style="info" %}
This step is only required when operating with RTK.&#x20;
{% endhint %}

Install the Antenna per the manufacturer instruction
{% endstep %}
{% endstepper %}