Product Description
. . . . . Opto 22 SNAP-PAC-SRA SNAP PAC Redundancy Arbiter Processor, RS-485
The SNAP-PAC-SRA arbiter is a standalone processor that connects via dedicated RS-485 links to two identically configured SNAP PACS-series controllers. The arbiter controls which controller is active and which is backup, based on status information returned by each controller in response to the arbiter's periodic heartbeat requests. LEDs on the arbiter indicate system health.. Opto 22. Opto 22. SNAP-PAC-SRA.