Release Note

Welcome to VK258 8-Channel Digital I/O Expansion Box

Notice: Before downloading the software , be sure to read the following information carefully.

This latest version is cumulative and includes the corrections contained in all previous revisions. There is no need to install previous version if you are installing this one.

Version History Version Description Note v3.1.302 1. Support SSH communication protocol v3.0.294 1. Bug Fixed v2.8.271 1. Enhance the stability of communication with controllers v2.6.253 Initial released