SMOKE DETECTOR CC-SD142

4 Wire smoke detector relay output
Compatible with all security alarm system
Alarm relay output NO/NC contacts
Two flashing LED’s provide 360º visibility
Un-polarized wire input
Wide range of operating voltage 9-28VDC
Unique optical sensing chamber
Built in microprocessor and intelligent software
Insect-resistant screening
Twist-on mounting bracket with tamper lock
Drift compensation and smoothing algorithms
Includes base