# Start-up Guide: ReXgen 2/IMU

### To download the ReXdesk software

1. Visit Influx Technology.com >> Support >> ReXgen Series >> [Software links](https://app.gitbook.com/s/yaIp238RV3KBmFX91Zom/software-links/rexdesk-software-links) >> ReXdesk Download
2. Windows Search  >>  [ReXgen Drivers](https://docs.influxtechnology.com/support_guides/rexgen-series-product-manuals/rexgen-2-imu-product-manual/rexgen-2-imu-product-manual/getting-started/driver-installation) >> Select and Install

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#### WARNING:

CAN BUS AND USB ARE NOT ISOLATED; CARE MUST BE TAKEN WHEN PLUGGING THE USB INTO THE DEVICE. REMOVING THE POWER SUPPLY WHEN THE DEVICE IS INTERFACED WITH A PC VIA USB IS ADVISED.
{% endhint %}

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#### Notes:

* CAN Bus and USB Isolators can be purchased separately.
* Please do not use the logger's USB port for data logging, as it may damage the port and will not be covered under warranty.
  {% endhint %}

### ReXgen 2/IMU Connector Details Connector A (Male D Sub 9)

<table data-header-hidden><thead><tr><th width="200"></th><th></th></tr></thead><tbody><tr><td><strong>Pin No</strong></td><td><strong>Pin Function</strong></td></tr><tr><td><strong>Pin 1</strong></td><td>Digital 1</td></tr><tr><td><strong>Pin 2</strong></td><td>CAN 0 – Low</td></tr><tr><td><strong>Pin 3</strong></td><td>GND</td></tr><tr><td><strong>Pin 4</strong></td><td>LIN</td></tr><tr><td><strong>Pin 5</strong></td><td>Power GND</td></tr><tr><td><strong>Pin 6</strong></td><td>Digital 0</td></tr><tr><td><strong>Pin 7</strong></td><td>CAN 0 – High</td></tr><tr><td><strong>Pin 9</strong></td><td>Power Supply 5V to 27V</td></tr></tbody></table>

### &#x20;Connector B (Female D Sub 9)

<table data-header-hidden><thead><tr><th width="203"></th><th></th></tr></thead><tbody><tr><td><strong>Pin No</strong></td><td><strong>Pin Function</strong></td></tr><tr><td><strong>Pin 1</strong></td><td>GND A</td></tr><tr><td><strong>Pin 2</strong></td><td>CAN 1 – Low</td></tr><tr><td><strong>Pin 3</strong></td><td>GND</td></tr><tr><td><strong>Pin 4</strong></td><td>Analog IN 0</td></tr><tr><td><strong>Pin 5</strong></td><td>GND A</td></tr><tr><td><strong>Pin 6</strong></td><td>Analog IN 1</td></tr><tr><td><strong>Pin 7</strong></td><td>CAN 1 – High</td></tr><tr><td>Pin 8</td><td>Clamp-15</td></tr></tbody></table>

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#### Warning:

* The connector must be tightened securely to ensure proper connection and reliable operation.
* Each end of the CAN bus must be terminated with a 120 Ohm resistor across CAN H & CAN L.
* Do not short-circuit any pins.&#x20;
* Please do not use the logger's USB port for stand-alone data logging, as it may damage the port and will not be covered under warranty.
  {% endhint %}

### LED INDICATORS

2 LEDs are installed on the ReXgen2 device to indicate the CAN/CAN FD logging activity.

|                                                                                                                                                                                                                                                              |                      |       |
| ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | -------------------- | ----- |
| <img src="https://1612018018-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FTCRfbN5hBLeUzIaKHbJ7%2Fuploads%2FOwluQLz6zAd8RqbtEvPd%2Fimage.png?alt=media&#x26;token=f4a6922c-9980-47ce-ae8a-52ca59732def" alt="" data-size="line"> LED 1 | Channel 0 / CAN FD 0 | Green |
| <img src="https://1612018018-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FTCRfbN5hBLeUzIaKHbJ7%2Fuploads%2FsILg6fWxJhzfuAxEyuBY%2Fimage.png?alt=media&#x26;token=ba8af1d8-f864-49bb-871a-1700b9de472a" alt="" data-size="line"> LED 2 | Channel 1 / CAN FD 1 | Amber |

<table data-header-hidden><thead><tr><th width="329"></th><th></th></tr></thead><tbody><tr><td><strong>LED Patterns</strong></td><td><strong>Description</strong></td></tr><tr><td> <img src="https://1612018018-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FTCRfbN5hBLeUzIaKHbJ7%2Fuploads%2FeJVdpDSGR5zgAmv0sM27%2Fimage.png?alt=media&#x26;token=dd79950a-ffc2-436b-8413-90842e98cc5b" alt=""></td><td><strong>Blinking</strong> – Logging</td></tr><tr><td> <img src="https://1612018018-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FTCRfbN5hBLeUzIaKHbJ7%2Fuploads%2FYxQNtPKti01AAju0GA4b%2Fimage.png?alt=media&#x26;token=dc2b73ec-d026-4119-9f69-71067ae1a7e0" alt=""></td><td><strong>Bold</strong> – Not logging but configuration active</td></tr><tr><td> <img src="https://1612018018-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FTCRfbN5hBLeUzIaKHbJ7%2Fuploads%2FOkAPFbM8Z9slIf5X3SHM%2Fimage.png?alt=media&#x26;token=519f261f-0505-4ca3-86ea-1cbd75b97753" alt=""></td><td><strong>LED 1 and LED 2 flashing alternatively</strong> – Re-flashing in progress</td></tr></tbody></table>

### Voltage Specifications

<table data-header-hidden><thead><tr><th></th><th width="107"></th><th></th><th></th></tr></thead><tbody><tr><td><strong>Bus and signals</strong></td><td><strong>Number</strong></td><td><strong>Operating voltage</strong></td><td><strong>Safe applied voltage</strong></td></tr><tr><td><strong>Power supply - OBD</strong></td><td>1</td><td>+5V to +27V</td><td>±34V</td></tr><tr><td><strong>Power supply - USB</strong></td><td>1</td><td>+4.5V to +5.5V</td><td>0V to +6V</td></tr><tr><td><strong>CAN/CAN FD</strong></td><td>2</td><td>+2V to +3V</td><td>± 28V</td></tr><tr><td><strong>ANALOG Input</strong></td><td>2</td><td>± 10 V</td><td>± 28V</td></tr><tr><td><strong>DIGITAL INPUT</strong></td><td>2</td><td><p>LOW &#x3C; +0.8 V</p><p>HIGH > 2.5 V</p></td><td>± 28V</td></tr></tbody></table>

### To update the firmware

Open ReXdesk, connect the logger and click the ‘Reflash’ option under the Device tab.

**Reflash** – Select the required firmware to update the logger.

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#### Notes:

* Do not disconnect the logger until the logger LED stops flashing. The logger will automatically reconnect to the software after reflashing.
* Please ensure that the internal storage is formatted after reflashing the logger.
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### Set the time

Open ReXdesk, connect the logger and click  ‘Set Time’ on the top taskbar.

To synchronise the logger’s time with your PC, select ‘Synchronise with PC.

**Or**

To manually set the logger’s time, select ‘Set Custom Date Time’.

Click ‘Set Time” to save.

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#### Notes:

* If you see the logger logging with the wrong timestamp, check the RTC battery.
* [<mark style="color:blue;">Click</mark> ](https://youtu.be/ff4hsYAiA5c)for instructions on turning on the battery.
  {% endhint %}

### To start logging

Open ReXdesk, connect the logger, double-click, or drag and drop the ‘Log All’ icon into the configuration window.

Click the ‘Run’ icon on the top taskbar and save the project.

Once the Configuration is uploaded successfully, click OK.

### How to [<mark style="color:blue;">set up a ReXgen</mark>](https://youtu.be/RYeihIAw2Wo?si=b2FuA6IFAxPSSLZH) datalogger.

### To open logged data from internal storage

Click the ‘Internal Storage’ icon on the top taskbar and select the file you wish to open.

Click on the ‘Download’ tab and select the required format for download.

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#### Notes:

* Always ensure the device is installed, connected, and commissioned by a qualified professional.
* The device must only be repaired by the manufacturer.
* Please do not use the logger's USB port for stand-alone data logging, as it may damage the port and will not be covered under warranty.
  {% endhint %}

### Refer to [<mark style="color:blue;">ReXgen 2/IMU Product Manual</mark>](https://docs.influxtechnology.com/support_guides/rexgen-series-product-manuals/rexgen-2-imu-product-manual/rexgen-2-imu-product-manual) for more details.