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The SM-501 Series duct smoke detector provides early detection of smoke and products of combustion present in air moving through HVAC ducts in commercial, industrial and residential applications. The SM-501 is designed and built to meet all local code requirements, as well as the NFPA and ICC standards regarding HVAC supply and return duct smoke detectors. Output terminals are provided for remote accessories such as horns, strobes, remote status indicators and test/reset key switches or pushbuttons.
Apollo Duct Smoke Detector, 500 to 4000 fpm, Photoelectric, Alarm: Smoke, Flashing LED Visual Indicator, Humidity Rating: 85 +/-5% RH Non-Condensing, Non-Freezing, Photoelectric Sensor, Solid, Stranded Wire, Terminal Connection Type, 16 mA at 230 V, 32 mA at 115 V, 94 mA at 24 V, 56 mA at 24 V Alarm Current, 24/115/230 V, Polycarbonate/Steel, Clear/Gray, 32 to 140 deg F, 7-1/4 in Width, 2-1/4 in Height, 8-1/8 in D
| Alarm Current | : | 16 mA at 230 V, 32 mA at 115 V, 94 mA at 24 V, 56 mA at 24 V |
| Alarm Type | : | Smoke |
| Color | : | Clear/Gray |
| Connection Type | : | Terminal |
| Depth | : | 8-1/8 in |
| Detection Method | : | Photoelectric |
| Detection Range | : | 500 to 4000 fpm |
| Height | : | 2-1/4 in |
| Humidity Rating | : | 85 +/-5% RH Non-Condensing, Non-Freezing |
| Material | : | Polycarbonate/Steel |
| Sensor Type | : | Photoelectric |
| Temperature Rating | : | 32 to 140 deg F |
| Visual Indicator Type | : | Flashing LED |
| Voltage Rating | : | 24/115/230 V |
| Width | : | 7-1/4 in |
| Wire Type | : | Solid, Stranded |