|Hong Chang||Optical (Photoelectric) Smoke Detector- for 12VDC Security System|
103mm x 43mm
Fire-resisting ABS material
Prohibit from being installed at the places with large volume of smoke and steam lingering, and the inlet and outlet of cold and warm air.
• 12VDC input power, can be combined with security/ burglar system
• Relay contact (1A) : N/C (normal/close); N/O (normal/open) alternative.
• With a button on the surface, when the detector alarms, the LED signal will hold until press the button.
• The red wires are power source (12VDC)
• The black wires are the signal source.
• point 3 and point 4 are relay contact: 1A (NO or NC alternative).