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Description
fire alarms different smoke detector types 2/3/4 wired smoke detectors for you
Product introduction
This product is a photoelectric smoke detectorwith options of 2-wire model and 4-wire model. The smoke chamber using the principle of smoke particles reflecting infrared lights can accurately detect early smoke of a fire. The smoke detector will go intoalarmwhen signal level exceeds the alarm threshold and send the alarm signal to the control panel. During an alarm,the LED will constantly bright.
Product features for Hard wired smoke alarm
- Strong adaptability for circumstance
- SMT design,high stability
- Power supply non-polarized input
- Two visible LEDs flash in standby
- 360° field viewing angle of the visual alarm LEDs
- Remote LED indicator output(2-wire)
- Metal shield in chamber,anti-electromagnetic interference
- Alarm eliminating time :no more than 1 second
- Execute standard:IP23D.EN 60529,en54-7:2000+A1:2002+A2:2006,EN50130-4EN61000-6-3
| Model No. | SR-818PC-2 (2/3 Wire) | SR-818PC-4 (4 Wire) |
| Operating voltage | DC 10V-30V | |
| Standby current | 20μA | 30-50μA |
| Alarm current | 35mA@DC 12V,83mA@DC 24V | 19mA(relay N.O) 9mA(relay N.C) |
| Alarm indication | Red LED on | |
| Temperature range | -20℃~+60℃ | |
| Humidity | 0%~95%RH(No condensation) | |
| Alarm output | Remote LED | Relay output |
| Contact rating | N/A | 0.1A@DC28V |
| sensor | photoelectric | |
| Dimension | 100mm diameter*48mm deep | |
