DC 9V ~ 35V (SD-605-4R) Wired Smoke Detector With Extra Relay

The SD-605-4R is a wired smoke detector featuring an extra relay, designed to enhance fire safety in a variety of environments. It operates within a voltage range of DC 9V to 35V, ensuring compatibility with various power systems. The detector has a low standby current of 80 µA, optimizing energy efficiency. When an alarm is triggered, the current remains below 40 mA, with a red LED indicating the alarm state for easy visibility. The detector can be reset either by power cycling or automatically, facilitating quick recovery from alarm conditions. This device operates effectively in temperatures ranging from -10°C to +50°C and can function in environments with humidity levels up to 95% RH. It offers alarm outputs for both a remote LED in 2-wire configurations and a relay output for 4-wire configurations, with a contact rating of 0.5 A at DC 28V for the relay. With a sensitivity range of 0.08-0.16 dB/m (±0.1 dB/m), the SD-605-4R adheres to the EN54-7:2008 standard and is certified by TUV lab. Its compact design, measuring Ø99 mm x 49.5 mm, allows for straightforward installation in diverse settings.