System Sensor 4W-B EngSpec

Product Smoke Detector Specifications detector shall be a System Sensor i3 Series model number 4W B listed to Underwriters UL 268 for Fire Protection Signaling Systems The detector shall be a photoelectric detector The detector shall include a mounting base for mounting to 3 and 4 inch single gang and 4 inch square back boxes with a plaster ring or direct mount to the using drywall anchors Wiring connections shall be made by means of SEMS screws The shall allow pre wiring of the base and the head shall be a plug in type The detector shall a nominal sensitivity of 2.5 percent per foot nominal as measured in the UL smoke box The shall be capable of automatically adjusting its sensitivity by means of drift compensation smoothing algorithms The detector shall provide dual color LED indication which blinks to power up normal standby out of sensitivity alarm and freeze trouble conditions Specifications 4W B Operating Voltage shall be Nominal 12 24V non polarized Minimum 8.5V 35V The Maximum Ripple Voltage shall be 30 peak to peak of applied voltage The Current shall be 50 maximum average The Maximum Alarm Current shall be 20 mA 12V 23mA 24V The Alarm Contact Ratings shall be 0.5 A 30V AC DC Specifications 4W B dimensions including base shall be 5.3 inches 134 mm diameter 2.0 inches 51 height The 4W B detector weight shall be 6.3 oz 178 grams The 4W B detector Temperature Range shall be 32 0 The 4W B Operating Humidity shall be 0 to 95 RH non condensing The 4W B Sensitivity shall be 2.5 ft nominal 4W B Input Terminals shall be 14 AWG options for the 4W B detector include 3 octagonal back box 4 inch octagonal box Single gang back box 4 inch square back box with a plaster ring or direct mount to Modes Power up the Green LED shall blink every 10 seconds the Red LED shall blink every 10 In Normal standby mode the Green LED shall blink every 5 seconds the Red LED be off In Out of sensitivity mode the Green LED shall be off the Red LED shall blink every seconds In Alarm mode the Green LED shall be off the Red LED shall be solid 2009