Siemens FDOOTC441

Features

• UL 268 7th edition Listed, ULC Listed; FM (#3230, #3210), CSFM (#7272-0067:0258) Approved
• Built-in ISOtechnology
• Competitive 10-year CO sensor lifetime
• Advanced multi-criteria fire detector that has optical thermal and CO sensors
• Differentiates between deceptive phenomena and an actual fire (nuisance-alarm avoidance)
• Compatible with ‘H’-series devices on the same loop of Desigo Fire Safety FACPs
• Enhanced detection via forward-and-backward light-scattering technology
• Supervisory feature for temperature and CO-concentration-threshold monitoring
• Complies with NFPA 76 (Telco standard) as `VEWFD’ high-sensitivity detector
• UL Listed and FM Approved as a multi-criteria and `VEWFD’ fire detector
• Low-temperature warning for sprinkler systems, per NFPA 25
• UL 268A Listed for direct air-duct use (4,000 FPM)
• UL 2075 and NFPA 72 requirements for sensitivity self-monitoring
• Remote sensitivity-measurement capability
• Tri-color detector-status light-emitting diode (LED) with 360 ° view
• Polarity insensitive via SureWire
• Responds to both flaming and smoldering-fire signatures
• Supervisory temperature-monitoring feature
• Automatic environment compensation
• Meets UL, NFPA 72 requirements for sensitivity self-monitoring
• Compatible with:
  • Model DB-11—series mounting bases
  • Model DPU (device programmer / loop tester)
• Restriction of Hazardous Substances (RoHS compliant)