Geotab HRN-IOXEXT User manual

Hello! I have reviewed the provided instructions for the Geotab HRN-IOXEXT IOX extension cable. This document outlines the proper procedures for connecting IOX devices and additional extension cables in a daisy chain, including maximum device limits. I'm ready to assist with any questions you have about the installation or features of the extension cable.
What is the maximum number of IOX devices supported when using one HRN-IOXEXT cable?

What is the maximum number of IOX devices supported when using two HRN-IOXEXT cable?

What should be done before starting the installation?

HRN-IOXEXT - IOX

Extension Cable

Rev A1 - 02/2022 - PAC-INSIOXEXT

For the most up-to-date version, please visit: https://gtb.page.link/wzAY

Step 1 Connect HRN-IOXEXT to IOX devices and/or additional IOX extension cables to

form a daisy chain.

Step 2 Connect the daisy chain to the IOX expansion port of the GO device.

Professional Installation Required — Successful application of this harness/IOX requires sucient technical

knowledge and expertise for the respective installation, i.e. Certied Geotab Installer or equivalent.

WARNING! Read important related Safety Information and Limitations of Use following these

installation instructions. The GO device must be disconnected from the vehicle prior to harness/IOX

installation. Post harness/IOX installation, connect the GO device, read and follow all instructions and

warnings to prevent serious injury and/or vehicle damage.

NOTICE: Refer to the table below for the maximum number of IOXs supported, depending on your

conguration. Failure to follow these instructions may result in potential loss of data, and could result in

malfunctions of downstream IOXs or other anomalous behavior.

For daisy chain congurations, do not exceed the following maximums:

Quantity of HRN-IOXEXT cables used Maximum quantity of IOX devices supported

1 5

2 2