AQ2211 / AQ2212 Frame Controller


This latest version of the AQ2211/AQ2212 Frame Controller firmware.

  • Please update the frame controller firmware to the latest version before updating module firmware.
  • Depending on the module, the update process duration may take about 4 minutes.
    Please do not turn off the frame controller until "Please restart System" appears on the screen.

Revision History

Version Release Date Content
3.12 Apr 16,2021
  • Fixed an issue that the command response data would be incorrect under certain conditions in the Ethernet (Socket) communication.
3.11 Apr 2,2021
  • Fixed an issue that the optical power display would blink when the CHOP measurement mode is selected on the AQ2200-211 Sensor module and the AQ2200-201 Interface module.
3.10 Sep 10,2020
  • Support the AQ2200-212/-222 Sensor module.

Previous version 



Please read Software Agreement carefully before downloading.


Version Ver. 3.12
Release Date Apr 16,2021
File Name 5.72 MB


Type Firmware* Registration is required to download.


* Software Agreement
  • The property rights, proprietary rights, intellectual property rights, and all other rights associated with the software are held by Yokogawa Electric Corporation.
  • Under no circumstances is any dumping, reverse compiling, reverse assembly, reverse engineering, or any other kind of alteration or revision of this software allowed.
  • This software is offered free of charge, but no unlimited warranties are made against any defects whatsoever.
  • Also, Yokogawa may not be able to accept inquiries regarding repair of defects in or questions about this software.
  • The contents of this software are subject to change without prior notice as a result of continuing improvements to the software\'s performance and functions.
  • Yokogawa bears no liability for any problems that may occur during download or installation of this software.
  • Use of the Yokogawa Web site is at the user\'s own risk.
  • Any parties contributing to the creation or distribution of the contents on the Yokogawa Web site shall bear no responsibility whatsoever for any damages occurring as a result of the use of said contents.

Downloading of the software indicates acceptance of the software agreement.

Related Products & Solutions

AQ2211 Frame Controller (3 Slots)

"Hot-swapping" capability and remote monitoring and control are even easier with Ethernet support. 

AQ2212 Frame Controller (9 Slots)

  • AQ2212 Frame Controller
  • Multi application test system
  • Two frame controller platforms
  • Select best platform size for intended measurement applications