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Conventional Detection

Series:
i3
Type:
Plug-in Smoke Detector
Model:
2WTA-B
Description:
The 2WTA-B is a 2-wire, photoelectric i3 smoke detector with thermal sensor and built-in sounder.

2WTA-B
CSFM ETL FM MEA MSFM UL

Specifications: 2WTA-B

Detection: Photoelectric

Wiring: 2-wire

Heat Sensor: 135°F (57.2°C) fixed

Sounder: 85 dBA

Operating Voltage: 12/24 V non-polarized nominal, 8.5 min. to 35 max.

Maximum Ripple Voltage: 30% of applied voltage (peak to peak)

Alarm Current: 130mA max., limited by panel

Standby Current: 50 µA max. avg., 100 µA peak

Temperature Range: 32° to 100°F (0° to 37.8°C)

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: 7.1 oz. (200 g)