Start-up Guide: ReXgen 2/IMU

To download the ReXdesk software

1. Visit Influx Technology.com >> Support >> ReXgen Series >> Software links >> ReXdesk Download

2. Windows Search >> ReXgen Drivers >> Select and Install

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.

Notes:

• CAN Bus and USB Isolators can be purchased separately.

• Do not use the logger's USB port for data logging purposes, as it may result in damaging the USB port, and this won't be covered under warranty.

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

Pin No	Pin Function
Pin 1	Digital 1
Pin 2	CAN 0 – Low
Pin 3	GND
Pin 4	LIN
Pin 5	Power GND
Pin 6	Digital 0
Pin 7	CAN 0 – High
Pin 9	Power Supply 5V to 27V

Connector B (Female D Sub 9)

Pin No	Pin Function
Pin 1	GND A
Pin 2	CAN 1 – Low
Pin 3	GND
Pin 4	Analog IN 0
Pin 5	GND A
Pin 6	Analog IN 1
Pin 7	CAN 1 – High
Pin 8	Clamp-15

Notes:

• The connector must be tightened securely to properly connect, ensuring 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.

• Do not use the logger's USB port for data logging purposes, as it may damage the USB port, which won't be covered under warranty.

LED INDICATORS

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

LED 1	Channel 0	Green
LED 2	Channel 1	Amber

LED Patterns	Description
	Blinking – Logging
	Bold – Not logging but configuration active
	LED 1 and LED 2 flashing alternatively – Re-flashing in progress

Voltage Specifications

Bus and signals	Number	Operating voltage	Safe applied voltage
Power supply - OBD	1	+5V to +27V	±34V
Power supply - USB	1	+4.5V to +5.5V	0V to +6V
CAN/CAN FD	2	+2V to +3V	± 28V
ANALOG Input	2	± 10 V	± 28V
DIGITAL INPUT	2	LOW < +0.8 V HIGH > 2.5 V	± 28V

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.

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.

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.

Notes:

• If you see that the logger is logging with the wrong time stamp, check the RTC battery.

• Click for instructions on how to turn on the battery.

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.

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.

Notes:

• Always ensure the device is installed, connected, and commissioned by a qualified professional.

• The device must only be repaired by the manufacturer.

• Do not use the logger's USB port for data logging purposes, as it may damage the USB port, which won't be covered under warranty.

Refer to ReXgen 2/IMU Product Manual for more details.