SMOKE AND HEAT DETECTOR FT-143 RELAY OUTPUT 4-WIRE

Smoke and Heat Detector FT-143 Relay output 4-wire
The detector is photo-electronic detector uses a state of-the-art optical sensing chamber. This detector is designed to provide open area protection and to be used with most security alarm control panel.
This device may help your family safe from any fire accident occur during late at night or early in the morning.
Below are the features of this Smoke and Heat Detector:
Two LEDs on each sides provide local 360 degree visible alarm indication. 
The LEDs show the detector working status and sensitivity. 
The alarm can be reset only by a momentary power interruption. 
Red LED indication and relays latched when alarm. It combines a photo electronic 
sensing chamber and a temperature heat detector. 

Specification:
Operation voltage range: 9-28VDC non-polarized
standby current: <=200uA
Maximum alarm current: <=45mA
Alarm relay contact ratings: 2A @ 24VDC
Operating humidity range: <=95% RH
Operating Temperature range: -10C to 50C
Smoke Alarm Sensitivity: 1.0626%FT
Temperature Alarm Sensitivity: 57C 
Height: 55mm installed with base
Diameter: 103mm