The AC30A and AC30B adapter cards provide the ability to extend a multidrop RS-485 c30Aommunications link beyond 5,000 feet and also allow branching from an RS-422/RS-485 link.
*** NOTE: The AC30A part is obsolete and no longer available. The AC30B is obsolete and no longer available when current stock is depleted. ***
Please contact Opto 22 Pre-Sales engineers to discuss options for your specific application.