Smoke Detector 4-Wire W/Base

Product #: 4WT-B

Weight: 0.8


System Sensor i3™ series smoke detectors represent significant advancement in conventional detection. The i3 family is founded on three principles: installation ease, intelligence, and instant inspection.
  • Plug-in detector line, mounting base included
  • Large wire entry port
  • In-line terminals with SEMS screws
  • Mounts to octagonal and single-gang back boxes, 4-square back boxes, or direct to ceiling
  • Stop-Drop ’N Lock attachment to base
  • Removable detector cover and chamber
  • Built-in remote maintenance signaling
  • Drift compensation and smoothing algorithms
  • Simplified sensitivity measurement
  • Wide-angle, dual-color LED indication
  • Loop testing via EZ Walk feature
  • Built-in test switch
  • Detection: Photoelectric
  • Wiring: 4-wire
  • Heat Sensor: 135°F (57.2°C) fixed
  • Operating Voltage: 12/24 V non-polarized nominal, 8.5 min. to 35 max.
  • Maximum Ripple Voltage: 30% of nominal (peak to peak)
  • Alarm Current: 20mA max. @ 12V, 23mA @ 24V
  • Standby Current: 50 µA max. avg.
  • Alarm Contact Ratings: 0.5 A @ 30V AC/DC
  • Operating Temperature Range: 32° to 100°F (0° to 37.8°C)
  • Operating Humidity Range: 0% to 95% RH, noncondensing
  • Freeze Trouble: 41°F (5°C)
  • Sensitivity: 2.5%/ft. nominal
  • Wiring Gauge: 14-22 AWG
  • Dimensions: 2.0"" (51mm) H x 5.3"" (127mm) Dia.
  • Weight: 6.3 oz. (178 g)

Additional Information:

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