EDWARDS Signature Series Intelligent Interface Modules

The Edwards Signature Series Interface Modules provide intelligent monitoring, control, and circuit isolation functions for addressable fire alarm systems. Designed for use with Edwards Signature Series control panels, these modules offer distributed intelligence, electronic addressing, automatic device mapping, and continuous self-diagnostics for maximum system reliability and flexibility.

Reference: https://www.cityfireservice.com/products/edwards-signature-series-intelligent-interface-modules/