Edwards CF & CR Series Catalog Page

Features and Specifications element models only Fire Alarms Detectors Double Contact Series Series heat detectors offer fixed or combination rate of rise and temperature detection temperature increase at the sensor of 15 or more per minute activates the rate feature closing the contacts in the to transmit the alarm condition to the alarm control panel When the rate of rise alone has been activated the sensor self restoring the temperature of the center disk rises to sensor rated temperature the fixed element activates closing contacts the sensor and transmits an alarm condition the fire alarm control panel The fixed element is non restorable and activated the detector must be replaced need for replacement is indicated when the disk has fallen free from the detector CR CF Series heat sensors come with metal mounting plate The plate designed to install directly to a standard North 3 or 4 inch octagon box Once the plate is fixed a simple twist will hold detector in place Information No Rating Recommended Rating Max Ambient Ceiling Distance Wall1 AC DC DC DC AC DC DC DC AC DC DC DC AC DC DC DC ft 2 456 m2 70 ft 21.3 m ft 10.5 m ft 2 456 m2 70 ft 21.3 m ft 10.5 m ft 2 149 m2 40 ft 12.2 m ft 6 m ft 2 149 m2 40 ft 12.2 m ft 6 m From wall or projection extending down from ceiling more than 12 inches 305 mm Detector of Rise and Temp Detector Fixed Temp Fire Alarms Detectors Double Contact Series and Dimensions Shipping lb No