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System Sensor 4WTB 4-Wire Smoke Detector
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Complete Description Below:
Ordering And Information Above.
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System Sensor 4WTB
Type: Direct-Wire Smoke Detector
Model: 4WTB
Description: The 4WTB is a low profile - 4-wire - photoelectric smoke detector witha 135°F thermal sensor. | Detection: | Photoelectric |
| | Wiring: | 4-wire |
| | Heat Sensor: | 135°F electronic thermistor |
| | Operating Voltage: | 12/24 VDC nominal - 10 min. to 35 max. |
| | Alarm Current: | 28mA typical - 35mA max. at 12V - 36mA typical - 45mA max. at 24V |
| | Standby Current: | 50 µA avg. |
| | Auxiliary Contact Ratings: | 1A@30 VDC |
| | Temperature Range: | 32° to 100°F (0° to 38°C) |
| | Humidity Range: | 10% to 93% RH - noncondensing |
| | Dimensions: | 1.7 Inch (43mm) H x 5.5 Inch (140mm) Dia. |
| | Weight: | 6.8 oz. (192 g) |
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