Model 517 Standalone Smoke Detector by Edwards

The Edwards 517 Series Smoke Detectors are designed for multi-family, residential and institutional occupancies defined by NFPA 101, in compliance with UL 217 and NFPA 72

The Edwards 517 Series Smoke Detectors are designed for multi-family, residential and institutional occupancies defined by NFPA 101, in compliance with UL 217 and NFPA 72.The Edwards 517 Series provides a three position test feature that simulates actual smoke conditions. It also provides a maintenance indicator and makes the 100% testing requirement easy. The temporal pattern evacuation tone is a standard feature. It is designed for ceiling or wall mounting on a standard electrical box and can tandem wire up to 12 units (or 6 with relay) to form a system.