UTC FIRE & SECURITY 449CRT SMOKE DET SELF-DIAG PHOTO 4-WIRE 12 24VDC W HT RLY Reviews
Photoelectric Smoke Alarm. No radioactive materiel!. Only for use with any normally closed security system zone. Integral heat detector. Self-diagnostics include automatic sensitivity testing. Meets NFPA 72 field sensitivity testing requirements without the need of external meters. FM Approved, UL Listed, California State Fire Marshal Approved, MEA (New York City) Approved. Operates on 6-12VDC (449AT) or 12-24VDC (449CST) from security system. LED status indicator. Manual test via magnetic switch. Integral sounder (449CST only). Integral sounder and EOL Relay (449CSTE). See our tutorial on adding a smoke detector to a security system.
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Aug 28, 2011 23:38:07
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