The 731U conventional photoelectric smoke detector is an interchangeable head and base detector with a light-scattering optical sensor that provides outstanding stability and excellent response to a wide range of fires.
Product Features
- Self-diagnostic Capability Continually Monitors Operation
- Meets NFPA 72 Sensitivity Test Requirements
- Head and Terminal Base Design (base sold separately)
- Automatic Drift Compensation
- Field-replaceable Optical Chamber
- Low Profile Design Blends into the Ceiling
- Advanced Alarm Verification Nuisance Alarm Immunity
- Continuity Switch in Base to Ease Installation
- Extensive Two-Wire Compatibility Listings
- Form C Auxiliary Relay