Honeywell ADEMCO VPLEXVSI VPlex Short Isolator Module
Honeywell ADEMCO VPLEXVSI VPlex Short Isolator Module. Designed to work on all Honeywell VPlex polling loops, the VPLEXVSI provides short circuit isolation for devices on compatible control panels. When a short occurs on a polling loop branch, it illuminates a trouble LED and isolates the defective branch from the system — enhancing life ...