How to set up a
RS485 MODBUS
on your AIR XD

The following guide is to support the setup of the Trolex TX8005 AIR XD for MODBUS RS485.

To set up a AIR XD for RS485 MODBUS, please set the device’s baud rate, device address and communications parity shown in the next step. 

AIR XD has configurable MODBUS baud rates that can be configured by going to Settings > Communications > RS485/MODBUS > Set Baud Rate  

AIR XD instrument baud rate can be selected and assigned from a pre-configured list of options:

  • 4800
  • 9600
  • 14400
  • 19200
  • 38400
  • 57600
  • 115200 (Default)

The AIR XD instrument address is user selectable and can be configured between 001 and 255.

To see the device address goto SettingsCommunicationsRS485/MODBUSSet MODBUS Address as show below:

The AIR XD instrument parity bit can be selected and assigned from a pre-configured list of options.

To set the communications parity, go to SettingsCommunicationsRS485/MODBUSSet Parity as show below: