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Electrical Specifications
The 2WT-B Operating Voltage shall be; Nominal: 12/24V non-polarized, Minimum: 8.5V, Maximum: 35V. The Maximum Ripple Voltage shall be 30% peak to peak of applied voltage. The Standby Current shall be 50 ?A maximum average. The Maximum Alarm Current shall be 130 mA limited by control panel. The Peak Standby Current shall be 100 ?A.
Physical Specifications
The 2WT-B dimensions (including base) shall be 5.3 inches (134 mm) diameter; 2.0 inches (51 mm) height. The 2WT-B detector weight shall be 6.3 oz. (178 grams). The 2WT-B detector Operating Temperature Range shall be 32°F-100°F (0°C-37.8°C). The 2WT-B Operating Humidity Range shall be 0 to 95% RH non-condensing. The 2WT-B Thermal Sensor shall be 135°F (57.2°C) fixed. The 2WT-B Freeze Trouble shall be 41°F (5°C). The 2WT-B Sensitivity shall be 2.5%/ft. nominal. The 2WT-B Input Terminals shall be 14-22 AWG.
Mounting options for the 2WT-B detector include; 3½-inch octagonal back box, 4-inch octagonal back box, Single gang back box, 4-inch square back box with a plaster ring, or direct mount to ceiling.
LED Modes
At Power up, the Green LED shall blink every 10 seconds; the Red LED shall blink every 10 seconds. In Normal (standby) mode, the Green LED shall blink every 5 seconds; the Red LED shall be off. In Out of sensitivity mode, the Green LED shall be off; the Red LED shall blink every 5 seconds. In Freeze trouble mode, the Green LED shall be off; the Red LED shall blink every 10 seconds. In Alarm mode, the Green LED shall be off; the Red LED shall be solid.
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