China 2-Wire, Wholesale Fire Alarm with Smoke Detector, UL/En54 (SNC-300-S2), Find details about China Smoke Detector, Cigarette Smoke Detector from 2-Wire, Wholesale Fire Alarm with Smoke Detector, UL/En54 (SNC-300-S2)
Specification:
Operating voltage | DC (12/24/48) V |
Start-up current | ≤ 135 µA |
Start-up time | ≤ 30 s |
Quiescent current | ≤ 75 µA |
Sampling time | (3 ~ 5) s |
Alarm indicator | Dual red LEDs |
Remote LED output current (max) | 15 mA |
Reset voltage | ≤ 1 V |
Reset time | ≤ 5 s |
Alarm response threshold | (0.08 ~ 0.15) dB/m |
Alarm output relay | SPST. N/O |
Operating temperature | (-10 ~ +55) °C |
Operating humidity | (0 ~ 95) % RH, non-condensing |
Dimensions (excluding contacts) | Φ 102 mm × 45 mm |
Part Number | 2-wire | 4-wire | Remote Indicator | Relay Output | Auto-Reset |
SNC-300-S2 a | √ | - | - | - | - |
SNC-300-SL a | √ | - | √ | - | - |
SNC-300-SR a | - | √ | - | √ | - |
SNC-300-SRR a | - | √ | - | - | - |
SNC-300-SR4 | - | √ | - | √ | - |
SNC-300-S2-U b | √ | - | - | - | - |
SNC-300-SL-U b | √ | - | √ | - | - |
SNC-300-SR-U b | - | √ | - | √ | - |
SNC-300-SA | - | √ | - | - | √ |