Compatible with all conventional fire alarm control panel
Dual-LED: two-LED blink standby, provide 360° visibility
High precision electronic thermistor: engineered to sense temperature quick and accurate
Unpolarized wire input: to prevent the likelihood of wiring errors

General description
The device is intelligent sensors that utilize a state-of-the-art thermistor sensing circuit for fast response
These sensors are designed to provide open area protection with 50 foot spacing capability
The device is a rate-of-rise temperature sensor with 135°F fixed temperature alarm
The device is a rate-of-rise with fixed temperature alarm thermal detector utilizing a state-of-the-art dual thermistor sensing circuit
These detectors are designed to provide open area protection with 50-foot spacing capability, and are to be used with compatible control panels only
Two LEDs on each detector light to provide 360° visibility of the detector indication

Features and benefits
* Compatible with all the conventional fire alarm control panel
* Unpolarized wire input
* Wide range of operating voltages
* High precision electronic thermistor
* Built in microprocessor intelligent software
* Two LEDs blink standby, provide 360° visibility
* Insect-resistant Screening
* Twist-on mounting base with tamper lock
* Remote Indicator LED can be connected

Technical specifications
Diameter: 103mm
Height (including mounting base): 55mm
Weight: 155g
Operating temperature range: -10°C to 50°C
Operating humidity range: 10% to 93% relative humidity, non-condensing
Latching alarm: reset by momentary power interruption

Electrical ratings
System voltage (nominal): 24V DC (9V-28V DC)
Standby current: 40μA @ 24V DC
Alarm current: 30mA @ 24V DC
Fixed temperature rating: 57°C (135°F)
Rate of rise detection: responds to greater than 15°F/min