4WB Smoke Detector
Replacement For System Sensor 2112/24B, 2112/24D, 2112/24S, 2412B, 2424
Detection: |
Photoelectric |
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Wiring: |
4-wire |
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Operating Voltage: |
12/24 V non-polarized nominal, 8.5 min. to 35 max. |
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Maximum Ripple Voltage: |
30% of nominal (peak to peak) |
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Alarm Current: |
20mA max. @ 12V, 23mA @ 24V |
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Standby Current: |
50 µA max. avg. |
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Alarm Contact Ratings: |
0.5 A @ 30V AC/DC |
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Temperature Range: |
32° to 120°F (0° to 49°C) |
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Humidity Range: |
0% to 95% RH, noncondensing |
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Sensitivity: |
2.5%/ft. nominal |
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Wiring Gauge: |
14-22 AWG |
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Dimensions: |
2.0" (51mm) H x 5.3" (127mm) Dia. |
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Weight: |
6.3 oz. (178 g) |