Wired smoke & heat detector 4-wires type suitable for burglar alarm system

Wired fire detector that combined smoke & heat detection together to offer you earlier fire alarm warning. The detector has built-in photo-eletric smoke sensor and heat sensor, it can rapidly response to fire no matter it's flaming fire or smoldering fire.  The detector is a 4-wires type fire detector, works with wired security alarm systems. It is equipped with 85dB sounder and LED indicator, making warning sound and LED blinkings as the standalone fire alarm detector. It includes removable bracket for easy ceiling installation.

• Operating voltage: DC 9V~35V
• Standby current: 55uA
• Alarm current: 35mA@ DC12V 60mA@ DC24V
• Alarm indication: red LED on, relay output
• Operating temperature: -10 ~ +50
• Operating humidity: 95% RH
• Detection sensitivity:2.06%/ft
• Alarm temperature:57 Celsius degree (135F)
• Dimension: 100*46mm
• Execute criterion: EN54-7, UL539