4193SN micro-miniature V-Plex? 2-zone expanders make any hardwired contact device V-Plex ready. They have built-in serial numbers for addressing and feature one supervised zone and one unsupervised zone. The expanders are UL Listed for fire and burglary applications.
Product Specification
- Serial mode programmable
- Left Zone - EOLR supervised, open or closed circuit sensors
- Right Zone - unsupervised, closed circuit sensors