Data Highway (DH) and Data Highway Plus(DH+) are industrial bus protocols developed by Rockwell Automation/Allen Bradley. The interconnection between the nodes is accomplished over the DH or DH+ link.(source Wikipedia)
Automation Networks & Solutions LLC
8300 FM 1960 West, Suite 450
Houston TX USA 77070
Tel: (281) 994 7775 / Fax: (281) 754-4299
Toll-Free: (855) 810-6790
Email: contactus@automation-networks.com
https://automation-networks.com/